/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/goblint-regression/09-regions_18-nested_rc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-?-bc289cb [2022-01-28 14:21:33,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-28 14:21:33,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-28 14:21:33,595 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-01-28 14:21:33,607 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-28 14:21:33,609 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-28 14:21:33,610 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-28 14:21:33,612 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-28 14:21:33,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-28 14:21:33,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-28 14:21:33,614 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-28 14:21:33,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-28 14:21:33,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-28 14:21:33,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-28 14:21:33,621 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-28 14:21:33,621 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-28 14:21:33,626 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-28 14:21:33,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-28 14:21:33,632 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-28 14:21:33,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-28 14:21:33,633 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 [2022-01-28 14:21:33,657 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-28 14:21:33,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-28 14:21:33,657 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-28 14:21:33,657 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-28 14:21:33,658 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-28 14:21:33,658 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-28 14:21:33,658 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-28 14:21:33,659 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-28 14:21:33,659 INFO L138 SettingsManager]: * Use SBE=true [2022-01-28 14:21:33,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-28 14:21:33,659 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-28 14:21:33,659 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-28 14:21:33,659 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-28 14:21:33,660 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-28 14:21:33,660 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-28 14:21:33,660 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-28 14:21:33,660 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-28 14:21:33,660 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-28 14:21:33,660 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-28 14:21:33,660 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-28 14:21:33,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-28 14:21:33,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-28 14:21:33,660 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-28 14:21:33,660 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-28 14:21:33,661 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-28 14:21:33,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-28 14:21:33,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-28 14:21:33,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-28 14:21:33,662 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-28 14:21:33,662 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-28 14:21:33,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-28 14:21:33,662 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-28 14:21:33,662 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-28 14:21:33,662 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-01-28 14:21:33,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-28 14:21:33,866 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-28 14:21:33,868 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-28 14:21:33,868 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-28 14:21:33,869 INFO L275 PluginConnector]: CDTParser initialized [2022-01-28 14:21:33,870 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_18-nested_rc.i [2022-01-28 14:21:33,914 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a869cd572/9aa01cc62c354693975b9cb55029481a/FLAG6dc8795f3 [2022-01-28 14:21:34,333 INFO L306 CDTParser]: Found 1 translation units. [2022-01-28 14:21:34,334 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_18-nested_rc.i [2022-01-28 14:21:34,355 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a869cd572/9aa01cc62c354693975b9cb55029481a/FLAG6dc8795f3 [2022-01-28 14:21:34,710 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a869cd572/9aa01cc62c354693975b9cb55029481a [2022-01-28 14:21:34,712 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-28 14:21:34,713 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-28 14:21:34,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-28 14:21:34,714 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-28 14:21:34,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-28 14:21:34,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 02:21:34" (1/1) ... [2022-01-28 14:21:34,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cac21b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:21:34, skipping insertion in model container [2022-01-28 14:21:34,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 02:21:34" (1/1) ... [2022-01-28 14:21:34,721 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-28 14:21:34,772 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-28 14:21:35,118 INFO L209 PostProcessor]: Analyzing one entry point: main [2022-01-28 14:21:35,134 INFO L203 MainTranslator]: Completed pre-run [2022-01-28 14:21:35,188 INFO L209 PostProcessor]: Analyzing one entry point: main [2022-01-28 14:21:35,247 INFO L208 MainTranslator]: Completed translation [2022-01-28 14:21:35,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:21:35 WrapperNode [2022-01-28 14:21:35,247 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-28 14:21:35,248 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-28 14:21:35,248 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-28 14:21:35,248 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-28 14:21:35,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:21:35" (1/1) ... [2022-01-28 14:21:35,273 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:21:35" (1/1) ... [2022-01-28 14:21:35,315 INFO L137 Inliner]: procedures = 371, calls = 34, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 231 [2022-01-28 14:21:35,316 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-28 14:21:35,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-28 14:21:35,316 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-28 14:21:35,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-28 14:21:35,324 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:21:35" (1/1) ... [2022-01-28 14:21:35,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:21:35" (1/1) ... [2022-01-28 14:21:35,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:21:35" (1/1) ... [2022-01-28 14:21:35,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:21:35" (1/1) ... [2022-01-28 14:21:35,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:21:35" (1/1) ... [2022-01-28 14:21:35,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:21:35" (1/1) ... [2022-01-28 14:21:35,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:21:35" (1/1) ... [2022-01-28 14:21:35,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-28 14:21:35,372 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-28 14:21:35,372 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-28 14:21:35,372 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-28 14:21:35,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:21:35" (1/1) ... [2022-01-28 14:21:35,388 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-28 14:21:35,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 14:21:35,412 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) [2022-01-28 14:21:35,417 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 [2022-01-28 14:21:35,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-28 14:21:35,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-01-28 14:21:35,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-28 14:21:35,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-28 14:21:35,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-28 14:21:35,441 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-01-28 14:21:35,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-01-28 14:21:35,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-28 14:21:35,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-01-28 14:21:35,441 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-01-28 14:21:35,441 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-01-28 14:21:35,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-28 14:21:35,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-28 14:21:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-28 14:21:35,443 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-28 14:21:35,536 INFO L234 CfgBuilder]: Building ICFG [2022-01-28 14:21:35,537 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-28 14:21:35,908 INFO L275 CfgBuilder]: Performing block encoding [2022-01-28 14:21:35,927 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-28 14:21:35,927 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-01-28 14:21:35,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 02:21:35 BoogieIcfgContainer [2022-01-28 14:21:35,930 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-28 14:21:35,931 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-28 14:21:35,931 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-28 14:21:35,933 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-28 14:21:35,934 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.01 02:21:34" (1/3) ... [2022-01-28 14:21:35,935 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bb05670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 02:21:35, skipping insertion in model container [2022-01-28 14:21:35,935 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:21:35" (2/3) ... [2022-01-28 14:21:35,936 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bb05670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 02:21:35, skipping insertion in model container [2022-01-28 14:21:35,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 02:21:35" (3/3) ... [2022-01-28 14:21:35,939 INFO L111 eAbstractionObserver]: Analyzing ICFG 09-regions_18-nested_rc.i [2022-01-28 14:21:35,942 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-01-28 14:21:35,942 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-28 14:21:35,942 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2022-01-28 14:21:35,942 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-28 14:21:35,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,980 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,980 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:35,980 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,023 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,023 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,023 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,023 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,023 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,023 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,023 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,023 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,023 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,023 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,023 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,023 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,024 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,025 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,034 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,034 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:21:36,035 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-01-28 14:21:36,060 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-28 14:21:36,064 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, 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 [2022-01-28 14:21:36,064 INFO L340 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2022-01-28 14:21:36,072 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 278 places, 278 transitions, 561 flow [2022-01-28 14:21:36,173 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 3421 states, 3385 states have (on average 1.9521418020679469) internal successors, (6608), 3420 states have internal predecessors, (6608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:36,182 INFO L276 IsEmpty]: Start isEmpty. Operand has 3421 states, 3385 states have (on average 1.9521418020679469) internal successors, (6608), 3420 states have internal predecessors, (6608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:36,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-01-28 14:21:36,202 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:36,202 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:36,203 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:21:36,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:36,209 INFO L85 PathProgramCache]: Analyzing trace with hash -582463024, now seen corresponding path program 1 times [2022-01-28 14:21:36,216 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:36,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961726538] [2022-01-28 14:21:36,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:36,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:36,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:36,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:36,405 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:36,405 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961726538] [2022-01-28 14:21:36,406 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961726538] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:36,406 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:36,406 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-28 14:21:36,407 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352407976] [2022-01-28 14:21:36,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:36,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-28 14:21:36,410 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:36,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-28 14:21:36,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:21:36,439 INFO L87 Difference]: Start difference. First operand has 3421 states, 3385 states have (on average 1.9521418020679469) internal successors, (6608), 3420 states have internal predecessors, (6608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:36,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:36,532 INFO L93 Difference]: Finished difference Result 3425 states and 6572 transitions. [2022-01-28 14:21:36,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 14:21:36,534 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 45 [2022-01-28 14:21:36,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:36,562 INFO L225 Difference]: With dead ends: 3425 [2022-01-28 14:21:36,562 INFO L226 Difference]: Without dead ends: 3415 [2022-01-28 14:21:36,563 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:21:36,565 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 3 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:36,566 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 536 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-28 14:21:36,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3415 states. [2022-01-28 14:21:36,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3415 to 3412. [2022-01-28 14:21:36,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3412 states, 3373 states have (on average 1.9418914912540766) internal successors, (6550), 3411 states have internal predecessors, (6550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:36,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3412 states to 3412 states and 6550 transitions. [2022-01-28 14:21:36,688 INFO L78 Accepts]: Start accepts. Automaton has 3412 states and 6550 transitions. Word has length 45 [2022-01-28 14:21:36,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:36,688 INFO L470 AbstractCegarLoop]: Abstraction has 3412 states and 6550 transitions. [2022-01-28 14:21:36,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:36,688 INFO L276 IsEmpty]: Start isEmpty. Operand 3412 states and 6550 transitions. [2022-01-28 14:21:36,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-01-28 14:21:36,689 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:36,689 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] [2022-01-28 14:21:36,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-28 14:21:36,689 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:21:36,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:36,690 INFO L85 PathProgramCache]: Analyzing trace with hash 2083507397, now seen corresponding path program 1 times [2022-01-28 14:21:36,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:36,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346165653] [2022-01-28 14:21:36,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:36,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:36,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:36,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:36,795 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:36,795 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346165653] [2022-01-28 14:21:36,795 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346165653] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 14:21:36,795 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [725021399] [2022-01-28 14:21:36,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:36,795 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 14:21:36,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 14:21:36,800 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 14:21:36,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-01-28 14:21:36,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:36,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 4 conjunts are in the unsatisfiable core [2022-01-28 14:21:36,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 14:21:37,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:37,036 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 14:21:37,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:37,125 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [725021399] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 14:21:37,125 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 14:21:37,125 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-01-28 14:21:37,126 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157740661] [2022-01-28 14:21:37,126 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 14:21:37,126 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-28 14:21:37,126 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:37,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-28 14:21:37,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-01-28 14:21:37,127 INFO L87 Difference]: Start difference. First operand 3412 states and 6550 transitions. Second operand has 10 states, 10 states have (on average 6.2) internal successors, (62), 10 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:37,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:37,186 INFO L93 Difference]: Finished difference Result 3422 states and 6560 transitions. [2022-01-28 14:21:37,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-28 14:21:37,187 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 10 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2022-01-28 14:21:37,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:37,199 INFO L225 Difference]: With dead ends: 3422 [2022-01-28 14:21:37,199 INFO L226 Difference]: Without dead ends: 3422 [2022-01-28 14:21:37,199 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2022-01-28 14:21:37,201 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 12 mSDsluCounter, 801 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 1066 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:37,204 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 1066 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-28 14:21:37,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3422 states. [2022-01-28 14:21:37,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3422 to 3422. [2022-01-28 14:21:37,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3422 states, 3383 states have (on average 1.939107301211942) internal successors, (6560), 3421 states have internal predecessors, (6560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:37,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 3422 states and 6560 transitions. [2022-01-28 14:21:37,266 INFO L78 Accepts]: Start accepts. Automaton has 3422 states and 6560 transitions. Word has length 50 [2022-01-28 14:21:37,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:37,266 INFO L470 AbstractCegarLoop]: Abstraction has 3422 states and 6560 transitions. [2022-01-28 14:21:37,266 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 10 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:37,267 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 6560 transitions. [2022-01-28 14:21:37,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-01-28 14:21:37,269 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:37,269 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:37,288 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-01-28 14:21:37,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 14:21:37,483 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:21:37,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:37,484 INFO L85 PathProgramCache]: Analyzing trace with hash -852627547, now seen corresponding path program 2 times [2022-01-28 14:21:37,484 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:37,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349766516] [2022-01-28 14:21:37,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:37,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:37,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:37,579 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:37,579 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:37,579 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349766516] [2022-01-28 14:21:37,579 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349766516] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 14:21:37,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2037697127] [2022-01-28 14:21:37,580 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-28 14:21:37,580 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 14:21:37,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 14:21:37,581 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 14:21:37,618 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-01-28 14:21:37,709 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-01-28 14:21:37,709 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-28 14:21:37,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 21 conjunts are in the unsatisfiable core [2022-01-28 14:21:37,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 14:21:37,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-01-28 14:21:37,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-01-28 14:21:37,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-01-28 14:21:37,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-01-28 14:21:37,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-01-28 14:21:37,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-01-28 14:21:37,912 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-28 14:21:37,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2022-01-28 14:21:37,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-01-28 14:21:37,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-01-28 14:21:37,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-01-28 14:21:37,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-01-28 14:21:37,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-01-28 14:21:37,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-01-28 14:21:37,947 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-28 14:21:37,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2022-01-28 14:21:37,970 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-01-28 14:21:37,970 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-28 14:21:37,971 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2037697127] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:37,971 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-01-28 14:21:37,971 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 15 [2022-01-28 14:21:37,971 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022978867] [2022-01-28 14:21:37,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:37,971 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-28 14:21:37,971 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:37,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-28 14:21:37,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2022-01-28 14:21:37,972 INFO L87 Difference]: Start difference. First operand 3422 states and 6560 transitions. Second operand has 8 states, 7 states have (on average 7.142857142857143) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:38,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:38,179 INFO L93 Difference]: Finished difference Result 3420 states and 6558 transitions. [2022-01-28 14:21:38,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-28 14:21:38,179 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 7.142857142857143) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2022-01-28 14:21:38,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:38,189 INFO L225 Difference]: With dead ends: 3420 [2022-01-28 14:21:38,189 INFO L226 Difference]: Without dead ends: 3420 [2022-01-28 14:21:38,190 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2022-01-28 14:21:38,190 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 220 mSDsluCounter, 537 mSDsCounter, 0 mSdLazyCounter, 294 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 774 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:38,190 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [220 Valid, 774 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 294 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:21:38,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3420 states. [2022-01-28 14:21:38,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3420 to 3420. [2022-01-28 14:21:38,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3420 states, 3383 states have (on average 1.9385161099615726) internal successors, (6558), 3419 states have internal predecessors, (6558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:38,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3420 states to 3420 states and 6558 transitions. [2022-01-28 14:21:38,252 INFO L78 Accepts]: Start accepts. Automaton has 3420 states and 6558 transitions. Word has length 60 [2022-01-28 14:21:38,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:38,252 INFO L470 AbstractCegarLoop]: Abstraction has 3420 states and 6558 transitions. [2022-01-28 14:21:38,253 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 7.142857142857143) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:38,253 INFO L276 IsEmpty]: Start isEmpty. Operand 3420 states and 6558 transitions. [2022-01-28 14:21:38,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-01-28 14:21:38,254 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:38,254 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:38,271 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-01-28 14:21:38,471 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-01-28 14:21:38,471 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:21:38,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:38,472 INFO L85 PathProgramCache]: Analyzing trace with hash 1238004900, now seen corresponding path program 1 times [2022-01-28 14:21:38,472 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:38,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716575632] [2022-01-28 14:21:38,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:38,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:38,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:38,567 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:38,568 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:38,568 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716575632] [2022-01-28 14:21:38,568 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716575632] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 14:21:38,568 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [450623678] [2022-01-28 14:21:38,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:38,568 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 14:21:38,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 14:21:38,569 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 14:21:38,570 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-01-28 14:21:38,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:38,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 8 conjunts are in the unsatisfiable core [2022-01-28 14:21:38,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 14:21:38,761 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:38,761 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 14:21:38,930 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:38,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [450623678] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 14:21:38,931 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 14:21:38,931 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-01-28 14:21:38,931 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102272401] [2022-01-28 14:21:38,931 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 14:21:38,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-01-28 14:21:38,932 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:38,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-01-28 14:21:38,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:21:38,933 INFO L87 Difference]: Start difference. First operand 3420 states and 6558 transitions. Second operand has 18 states, 18 states have (on average 5.0) internal successors, (90), 18 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:39,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:39,087 INFO L93 Difference]: Finished difference Result 3440 states and 6578 transitions. [2022-01-28 14:21:39,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-01-28 14:21:39,087 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 5.0) internal successors, (90), 18 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2022-01-28 14:21:39,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:39,097 INFO L225 Difference]: With dead ends: 3440 [2022-01-28 14:21:39,097 INFO L226 Difference]: Without dead ends: 3440 [2022-01-28 14:21:39,097 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=280, Invalid=590, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:21:39,098 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 26 mSDsluCounter, 2114 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 2372 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:39,098 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 2372 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-28 14:21:39,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3440 states. [2022-01-28 14:21:39,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3440 to 3440. [2022-01-28 14:21:39,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3440 states, 3403 states have (on average 1.9330002938583604) internal successors, (6578), 3439 states have internal predecessors, (6578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:39,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 3440 states and 6578 transitions. [2022-01-28 14:21:39,155 INFO L78 Accepts]: Start accepts. Automaton has 3440 states and 6578 transitions. Word has length 68 [2022-01-28 14:21:39,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:39,155 INFO L470 AbstractCegarLoop]: Abstraction has 3440 states and 6578 transitions. [2022-01-28 14:21:39,155 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 5.0) internal successors, (90), 18 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:39,155 INFO L276 IsEmpty]: Start isEmpty. Operand 3440 states and 6578 transitions. [2022-01-28 14:21:39,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-01-28 14:21:39,156 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:39,156 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:39,175 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-01-28 14:21:39,372 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 14:21:39,372 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:21:39,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:39,373 INFO L85 PathProgramCache]: Analyzing trace with hash -140987804, now seen corresponding path program 2 times [2022-01-28 14:21:39,373 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:39,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531359459] [2022-01-28 14:21:39,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:39,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:39,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:39,536 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:39,536 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:39,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531359459] [2022-01-28 14:21:39,536 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531359459] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 14:21:39,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1093471559] [2022-01-28 14:21:39,537 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-28 14:21:39,537 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 14:21:39,537 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 14:21:39,538 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 14:21:39,548 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-01-28 14:21:39,666 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-01-28 14:21:39,667 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-28 14:21:39,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 17 conjunts are in the unsatisfiable core [2022-01-28 14:21:39,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 14:21:39,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-01-28 14:21:39,789 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-01-28 14:21:39,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2022-01-28 14:21:39,821 INFO L354 Elim1Store]: treesize reduction 64, result has 22.9 percent of original size [2022-01-28 14:21:39,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 34 [2022-01-28 14:21:39,861 INFO L354 Elim1Store]: treesize reduction 114, result has 19.7 percent of original size [2022-01-28 14:21:39,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 46 [2022-01-28 14:21:39,892 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-01-28 14:21:39,892 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-28 14:21:39,893 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1093471559] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:39,893 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-01-28 14:21:39,893 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 21 [2022-01-28 14:21:39,895 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048243905] [2022-01-28 14:21:39,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:39,896 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:21:39,896 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:39,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:21:39,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:21:39,896 INFO L87 Difference]: Start difference. First operand 3440 states and 6578 transitions. Second operand has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:40,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:40,073 INFO L93 Difference]: Finished difference Result 3438 states and 6576 transitions. [2022-01-28 14:21:40,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:21:40,073 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 88 [2022-01-28 14:21:40,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:40,085 INFO L225 Difference]: With dead ends: 3438 [2022-01-28 14:21:40,085 INFO L226 Difference]: Without dead ends: 3438 [2022-01-28 14:21:40,085 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:21:40,086 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 4 mSDsluCounter, 302 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 560 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:40,086 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 560 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:21:40,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3438 states. [2022-01-28 14:21:40,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3438 to 3438. [2022-01-28 14:21:40,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3438 states, 3403 states have (on average 1.9324125771378196) internal successors, (6576), 3437 states have internal predecessors, (6576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:40,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 3438 states and 6576 transitions. [2022-01-28 14:21:40,169 INFO L78 Accepts]: Start accepts. Automaton has 3438 states and 6576 transitions. Word has length 88 [2022-01-28 14:21:40,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:40,170 INFO L470 AbstractCegarLoop]: Abstraction has 3438 states and 6576 transitions. [2022-01-28 14:21:40,170 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:40,170 INFO L276 IsEmpty]: Start isEmpty. Operand 3438 states and 6576 transitions. [2022-01-28 14:21:40,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-01-28 14:21:40,174 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:40,174 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:40,207 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-01-28 14:21:40,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 14:21:40,390 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:21:40,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:40,391 INFO L85 PathProgramCache]: Analyzing trace with hash 1493118986, now seen corresponding path program 1 times [2022-01-28 14:21:40,391 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:40,391 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50863607] [2022-01-28 14:21:40,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:40,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:40,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:40,522 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:40,522 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:40,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50863607] [2022-01-28 14:21:40,522 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50863607] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 14:21:40,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [258090125] [2022-01-28 14:21:40,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:40,522 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 14:21:40,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 14:21:40,523 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 14:21:40,569 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-01-28 14:21:40,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:40,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 16 conjunts are in the unsatisfiable core [2022-01-28 14:21:40,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 14:21:40,768 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:40,768 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 14:21:40,970 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:40,971 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [258090125] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 14:21:40,971 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 14:21:40,971 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2022-01-28 14:21:40,971 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304980651] [2022-01-28 14:21:40,971 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 14:21:40,971 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-01-28 14:21:40,971 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:40,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-01-28 14:21:40,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2022-01-28 14:21:40,972 INFO L87 Difference]: Start difference. First operand 3438 states and 6576 transitions. Second operand has 23 states, 23 states have (on average 5.043478260869565) internal successors, (116), 23 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:41,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:41,196 INFO L93 Difference]: Finished difference Result 3453 states and 6591 transitions. [2022-01-28 14:21:41,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-01-28 14:21:41,196 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 5.043478260869565) internal successors, (116), 23 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2022-01-28 14:21:41,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:41,206 INFO L225 Difference]: With dead ends: 3453 [2022-01-28 14:21:41,206 INFO L226 Difference]: Without dead ends: 3453 [2022-01-28 14:21:41,206 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 191 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=524, Invalid=1116, Unknown=0, NotChecked=0, Total=1640 [2022-01-28 14:21:41,207 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 41 mSDsluCounter, 1580 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 1838 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:41,207 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [41 Valid, 1838 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-28 14:21:41,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3453 states. [2022-01-28 14:21:41,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3453 to 3453. [2022-01-28 14:21:41,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3453 states, 3418 states have (on average 1.9283206553540082) internal successors, (6591), 3452 states have internal predecessors, (6591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:41,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3453 states to 3453 states and 6591 transitions. [2022-01-28 14:21:41,254 INFO L78 Accepts]: Start accepts. Automaton has 3453 states and 6591 transitions. Word has length 99 [2022-01-28 14:21:41,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:41,254 INFO L470 AbstractCegarLoop]: Abstraction has 3453 states and 6591 transitions. [2022-01-28 14:21:41,254 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 5.043478260869565) internal successors, (116), 23 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:41,254 INFO L276 IsEmpty]: Start isEmpty. Operand 3453 states and 6591 transitions. [2022-01-28 14:21:41,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-01-28 14:21:41,255 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:41,255 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:41,273 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-01-28 14:21:41,471 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 14:21:41,471 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:21:41,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:41,472 INFO L85 PathProgramCache]: Analyzing trace with hash 1721236511, now seen corresponding path program 2 times [2022-01-28 14:21:41,472 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:41,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013646553] [2022-01-28 14:21:41,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:41,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:41,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:41,579 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:21:41,580 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:41,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013646553] [2022-01-28 14:21:41,580 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013646553] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:41,580 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:41,580 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:21:41,580 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243921253] [2022-01-28 14:21:41,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:41,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:21:41,581 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:41,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:21:41,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:21:41,581 INFO L87 Difference]: Start difference. First operand 3453 states and 6591 transitions. Second operand has 6 states, 5 states have (on average 13.8) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:41,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:41,746 INFO L93 Difference]: Finished difference Result 3452 states and 6590 transitions. [2022-01-28 14:21:41,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:21:41,747 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.8) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2022-01-28 14:21:41,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:41,763 INFO L225 Difference]: With dead ends: 3452 [2022-01-28 14:21:41,763 INFO L226 Difference]: Without dead ends: 3452 [2022-01-28 14:21:41,763 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 [2022-01-28 14:21:41,764 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 6 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 555 SdHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:41,764 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 555 Invalid, 244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:21:41,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3452 states. [2022-01-28 14:21:41,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3452 to 3452. [2022-01-28 14:21:41,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3452 states, 3418 states have (on average 1.9280280866003512) internal successors, (6590), 3451 states have internal predecessors, (6590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:41,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 3452 states and 6590 transitions. [2022-01-28 14:21:41,810 INFO L78 Accepts]: Start accepts. Automaton has 3452 states and 6590 transitions. Word has length 114 [2022-01-28 14:21:41,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:41,810 INFO L470 AbstractCegarLoop]: Abstraction has 3452 states and 6590 transitions. [2022-01-28 14:21:41,810 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.8) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:41,810 INFO L276 IsEmpty]: Start isEmpty. Operand 3452 states and 6590 transitions. [2022-01-28 14:21:41,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-01-28 14:21:41,811 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:41,812 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:41,813 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-28 14:21:41,813 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:21:41,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:41,813 INFO L85 PathProgramCache]: Analyzing trace with hash -764773287, now seen corresponding path program 1 times [2022-01-28 14:21:41,814 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:41,814 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754995265] [2022-01-28 14:21:41,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:41,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:41,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:41,924 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:21:41,924 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:41,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754995265] [2022-01-28 14:21:41,924 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754995265] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:41,924 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:41,924 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:21:41,924 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018089112] [2022-01-28 14:21:41,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:41,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:21:41,925 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:41,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:21:41,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:21:41,925 INFO L87 Difference]: Start difference. First operand 3452 states and 6590 transitions. Second operand has 6 states, 5 states have (on average 20.8) internal successors, (104), 6 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:42,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:42,340 INFO L93 Difference]: Finished difference Result 5339 states and 10270 transitions. [2022-01-28 14:21:42,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:21:42,341 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.8) internal successors, (104), 6 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 149 [2022-01-28 14:21:42,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:42,349 INFO L225 Difference]: With dead ends: 5339 [2022-01-28 14:21:42,349 INFO L226 Difference]: Without dead ends: 5339 [2022-01-28 14:21:42,349 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 [2022-01-28 14:21:42,350 INFO L933 BasicCegarLoop]: 430 mSDtfsCounter, 348 mSDsluCounter, 424 mSDsCounter, 0 mSdLazyCounter, 598 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 348 SdHoareTripleChecker+Valid, 852 SdHoareTripleChecker+Invalid, 681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 598 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:42,350 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [348 Valid, 852 Invalid, 681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 598 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-01-28 14:21:42,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5339 states. [2022-01-28 14:21:42,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5339 to 3683. [2022-01-28 14:21:42,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3683 states, 3651 states have (on average 1.930703916735141) internal successors, (7049), 3682 states have internal predecessors, (7049), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:42,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3683 states to 3683 states and 7049 transitions. [2022-01-28 14:21:42,405 INFO L78 Accepts]: Start accepts. Automaton has 3683 states and 7049 transitions. Word has length 149 [2022-01-28 14:21:42,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:42,405 INFO L470 AbstractCegarLoop]: Abstraction has 3683 states and 7049 transitions. [2022-01-28 14:21:42,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.8) internal successors, (104), 6 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:42,405 INFO L276 IsEmpty]: Start isEmpty. Operand 3683 states and 7049 transitions. [2022-01-28 14:21:42,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-01-28 14:21:42,406 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:42,406 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:42,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-28 14:21:42,406 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:21:42,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:42,407 INFO L85 PathProgramCache]: Analyzing trace with hash 1532564956, now seen corresponding path program 1 times [2022-01-28 14:21:42,407 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:42,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744886569] [2022-01-28 14:21:42,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:42,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:42,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:42,500 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:21:42,500 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:42,500 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744886569] [2022-01-28 14:21:42,500 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744886569] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:42,500 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:42,500 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:21:42,500 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884467767] [2022-01-28 14:21:42,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:42,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:21:42,501 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:42,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:21:42,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:21:42,501 INFO L87 Difference]: Start difference. First operand 3683 states and 7049 transitions. Second operand has 6 states, 5 states have (on average 23.0) internal successors, (115), 6 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:42,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:42,590 INFO L93 Difference]: Finished difference Result 3682 states and 7048 transitions. [2022-01-28 14:21:42,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:21:42,591 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 23.0) internal successors, (115), 6 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2022-01-28 14:21:42,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:42,596 INFO L225 Difference]: With dead ends: 3682 [2022-01-28 14:21:42,596 INFO L226 Difference]: Without dead ends: 3682 [2022-01-28 14:21:42,596 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:21:42,596 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 15 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:42,597 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 416 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:21:42,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3682 states. [2022-01-28 14:21:42,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3682 to 3682. [2022-01-28 14:21:42,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3682 states, 3651 states have (on average 1.9304300191728294) internal successors, (7048), 3681 states have internal predecessors, (7048), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:42,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 7048 transitions. [2022-01-28 14:21:42,639 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 7048 transitions. Word has length 160 [2022-01-28 14:21:42,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:42,639 INFO L470 AbstractCegarLoop]: Abstraction has 3682 states and 7048 transitions. [2022-01-28 14:21:42,640 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 23.0) internal successors, (115), 6 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:42,640 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 7048 transitions. [2022-01-28 14:21:42,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-01-28 14:21:42,640 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:42,640 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:42,641 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-28 14:21:42,641 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:21:42,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:42,641 INFO L85 PathProgramCache]: Analyzing trace with hash -1950203685, now seen corresponding path program 1 times [2022-01-28 14:21:42,641 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:42,641 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919748106] [2022-01-28 14:21:42,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:42,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:42,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:42,717 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:21:42,718 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:42,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919748106] [2022-01-28 14:21:42,718 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919748106] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:42,718 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:42,718 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:21:42,718 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204294207] [2022-01-28 14:21:42,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:42,718 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:21:42,718 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:42,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:21:42,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:21:42,719 INFO L87 Difference]: Start difference. First operand 3682 states and 7048 transitions. Second operand has 6 states, 5 states have (on average 24.8) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:42,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:42,845 INFO L93 Difference]: Finished difference Result 3681 states and 7047 transitions. [2022-01-28 14:21:42,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:21:42,846 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 24.8) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 169 [2022-01-28 14:21:42,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:42,851 INFO L225 Difference]: With dead ends: 3681 [2022-01-28 14:21:42,851 INFO L226 Difference]: Without dead ends: 3681 [2022-01-28 14:21:42,851 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 [2022-01-28 14:21:42,851 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 2 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 576 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:42,851 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 576 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:21:42,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3681 states. [2022-01-28 14:21:42,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3681 to 3681. [2022-01-28 14:21:42,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3681 states, 3651 states have (on average 1.9301561216105176) internal successors, (7047), 3680 states have internal predecessors, (7047), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:42,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3681 states to 3681 states and 7047 transitions. [2022-01-28 14:21:42,890 INFO L78 Accepts]: Start accepts. Automaton has 3681 states and 7047 transitions. Word has length 169 [2022-01-28 14:21:42,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:42,890 INFO L470 AbstractCegarLoop]: Abstraction has 3681 states and 7047 transitions. [2022-01-28 14:21:42,891 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.8) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:42,891 INFO L276 IsEmpty]: Start isEmpty. Operand 3681 states and 7047 transitions. [2022-01-28 14:21:42,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-01-28 14:21:42,891 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:42,892 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:42,892 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-01-28 14:21:42,892 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:21:42,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:42,892 INFO L85 PathProgramCache]: Analyzing trace with hash -2052367616, now seen corresponding path program 1 times [2022-01-28 14:21:42,892 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:42,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823677863] [2022-01-28 14:21:42,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:42,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:42,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:43,015 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:21:43,015 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:43,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823677863] [2022-01-28 14:21:43,015 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823677863] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:43,015 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:43,015 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:21:43,017 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240346779] [2022-01-28 14:21:43,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:43,017 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:21:43,017 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:43,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:21:43,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:21:43,018 INFO L87 Difference]: Start difference. First operand 3681 states and 7047 transitions. Second operand has 6 states, 5 states have (on average 26.4) internal successors, (132), 6 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:43,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:43,162 INFO L93 Difference]: Finished difference Result 3680 states and 7046 transitions. [2022-01-28 14:21:43,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:21:43,164 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 26.4) internal successors, (132), 6 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 177 [2022-01-28 14:21:43,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:43,168 INFO L225 Difference]: With dead ends: 3680 [2022-01-28 14:21:43,169 INFO L226 Difference]: Without dead ends: 3680 [2022-01-28 14:21:43,169 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 [2022-01-28 14:21:43,169 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 3 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:43,169 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 575 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:21:43,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3680 states. [2022-01-28 14:21:43,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3680 to 3680. [2022-01-28 14:21:43,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3680 states, 3651 states have (on average 1.9298822240482059) internal successors, (7046), 3679 states have internal predecessors, (7046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:43,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 3680 states and 7046 transitions. [2022-01-28 14:21:43,213 INFO L78 Accepts]: Start accepts. Automaton has 3680 states and 7046 transitions. Word has length 177 [2022-01-28 14:21:43,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:43,214 INFO L470 AbstractCegarLoop]: Abstraction has 3680 states and 7046 transitions. [2022-01-28 14:21:43,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 26.4) internal successors, (132), 6 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:43,214 INFO L276 IsEmpty]: Start isEmpty. Operand 3680 states and 7046 transitions. [2022-01-28 14:21:43,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-01-28 14:21:43,215 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:43,215 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:43,215 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-01-28 14:21:43,215 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:21:43,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:43,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1139996680, now seen corresponding path program 1 times [2022-01-28 14:21:43,216 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:43,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656068251] [2022-01-28 14:21:43,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:43,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:43,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:43,339 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:21:43,339 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:43,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656068251] [2022-01-28 14:21:43,339 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656068251] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:43,339 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:43,340 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:21:43,340 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819086003] [2022-01-28 14:21:43,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:43,341 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:21:43,341 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:43,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:21:43,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:21:43,341 INFO L87 Difference]: Start difference. First operand 3680 states and 7046 transitions. Second operand has 6 states, 5 states have (on average 31.2) internal successors, (156), 6 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:43,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:43,794 INFO L93 Difference]: Finished difference Result 4040 states and 7760 transitions. [2022-01-28 14:21:43,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:21:43,795 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 31.2) internal successors, (156), 6 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 201 [2022-01-28 14:21:43,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:43,801 INFO L225 Difference]: With dead ends: 4040 [2022-01-28 14:21:43,801 INFO L226 Difference]: Without dead ends: 4040 [2022-01-28 14:21:43,801 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 [2022-01-28 14:21:43,801 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 254 mSDsluCounter, 789 mSDsCounter, 0 mSdLazyCounter, 770 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 1249 SdHoareTripleChecker+Invalid, 807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:43,801 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [254 Valid, 1249 Invalid, 807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 770 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-01-28 14:21:43,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4040 states. [2022-01-28 14:21:43,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4040 to 3912. [2022-01-28 14:21:43,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3912 states, 3884 states have (on average 1.9325437693099896) internal successors, (7506), 3911 states have internal predecessors, (7506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:43,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 3912 states and 7506 transitions. [2022-01-28 14:21:43,846 INFO L78 Accepts]: Start accepts. Automaton has 3912 states and 7506 transitions. Word has length 201 [2022-01-28 14:21:43,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:43,846 INFO L470 AbstractCegarLoop]: Abstraction has 3912 states and 7506 transitions. [2022-01-28 14:21:43,846 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.2) internal successors, (156), 6 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:43,846 INFO L276 IsEmpty]: Start isEmpty. Operand 3912 states and 7506 transitions. [2022-01-28 14:21:43,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-01-28 14:21:43,848 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:43,848 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:43,848 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-01-28 14:21:43,848 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:21:43,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:43,848 INFO L85 PathProgramCache]: Analyzing trace with hash -1098592927, now seen corresponding path program 1 times [2022-01-28 14:21:43,848 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:43,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722305442] [2022-01-28 14:21:43,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:43,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:43,942 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:21:43,942 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:43,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722305442] [2022-01-28 14:21:43,942 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722305442] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:43,942 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:43,943 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:21:43,943 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021391159] [2022-01-28 14:21:43,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:43,943 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:21:43,943 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:43,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:21:43,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:21:43,943 INFO L87 Difference]: Start difference. First operand 3912 states and 7506 transitions. Second operand has 6 states, 5 states have (on average 33.2) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:44,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:44,213 INFO L93 Difference]: Finished difference Result 4648 states and 8901 transitions. [2022-01-28 14:21:44,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:21:44,214 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 33.2) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 211 [2022-01-28 14:21:44,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:44,221 INFO L225 Difference]: With dead ends: 4648 [2022-01-28 14:21:44,221 INFO L226 Difference]: Without dead ends: 4414 [2022-01-28 14:21:44,221 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 [2022-01-28 14:21:44,221 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 279 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 399 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 827 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:44,221 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [279 Valid, 827 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 399 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:21:44,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4414 states. [2022-01-28 14:21:44,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4414 to 3910. [2022-01-28 14:21:44,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3910 states, 3883 states have (on average 1.9271182075714655) internal successors, (7483), 3909 states have internal predecessors, (7483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:44,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3910 states to 3910 states and 7483 transitions. [2022-01-28 14:21:44,292 INFO L78 Accepts]: Start accepts. Automaton has 3910 states and 7483 transitions. Word has length 211 [2022-01-28 14:21:44,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:44,293 INFO L470 AbstractCegarLoop]: Abstraction has 3910 states and 7483 transitions. [2022-01-28 14:21:44,293 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 33.2) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:44,293 INFO L276 IsEmpty]: Start isEmpty. Operand 3910 states and 7483 transitions. [2022-01-28 14:21:44,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-01-28 14:21:44,294 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:44,294 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:44,294 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-01-28 14:21:44,294 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:21:44,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:44,295 INFO L85 PathProgramCache]: Analyzing trace with hash -421619158, now seen corresponding path program 1 times [2022-01-28 14:21:44,295 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:44,295 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045912278] [2022-01-28 14:21:44,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:44,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:44,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:44,380 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:21:44,381 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:44,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045912278] [2022-01-28 14:21:44,381 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045912278] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:44,381 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:44,381 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:21:44,381 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174581817] [2022-01-28 14:21:44,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:44,381 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:21:44,381 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:44,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:21:44,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:21:44,382 INFO L87 Difference]: Start difference. First operand 3910 states and 7483 transitions. Second operand has 6 states, 5 states have (on average 33.4) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:44,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:44,625 INFO L93 Difference]: Finished difference Result 4070 states and 7798 transitions. [2022-01-28 14:21:44,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:21:44,626 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 33.4) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 212 [2022-01-28 14:21:44,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:44,634 INFO L225 Difference]: With dead ends: 4070 [2022-01-28 14:21:44,634 INFO L226 Difference]: Without dead ends: 4070 [2022-01-28 14:21:44,635 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 [2022-01-28 14:21:44,635 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 101 mSDsluCounter, 407 mSDsCounter, 0 mSdLazyCounter, 413 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 738 SdHoareTripleChecker+Invalid, 420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:44,635 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [101 Valid, 738 Invalid, 420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 413 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:21:44,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4070 states. [2022-01-28 14:21:44,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4070 to 4029. [2022-01-28 14:21:44,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4029 states, 4002 states have (on average 1.9282858570714643) internal successors, (7717), 4028 states have internal predecessors, (7717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:44,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 4029 states and 7717 transitions. [2022-01-28 14:21:44,680 INFO L78 Accepts]: Start accepts. Automaton has 4029 states and 7717 transitions. Word has length 212 [2022-01-28 14:21:44,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:44,680 INFO L470 AbstractCegarLoop]: Abstraction has 4029 states and 7717 transitions. [2022-01-28 14:21:44,680 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 33.4) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:44,680 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 7717 transitions. [2022-01-28 14:21:44,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-01-28 14:21:44,682 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:44,682 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:44,682 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-01-28 14:21:44,682 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:21:44,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:44,683 INFO L85 PathProgramCache]: Analyzing trace with hash 1857703437, now seen corresponding path program 1 times [2022-01-28 14:21:44,683 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:44,683 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638528664] [2022-01-28 14:21:44,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:44,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:44,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:45,162 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:21:45,162 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:45,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638528664] [2022-01-28 14:21:45,162 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1638528664] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:45,162 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:45,162 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:21:45,162 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048485884] [2022-01-28 14:21:45,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:45,163 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:21:45,163 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:45,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:21:45,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:21:45,163 INFO L87 Difference]: Start difference. First operand 4029 states and 7717 transitions. Second operand has 20 states, 19 states have (on average 9.105263157894736) internal successors, (173), 20 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:46,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:46,893 INFO L93 Difference]: Finished difference Result 7172 states and 13871 transitions. [2022-01-28 14:21:46,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-01-28 14:21:46,893 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 9.105263157894736) internal successors, (173), 20 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-01-28 14:21:46,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:46,907 INFO L225 Difference]: With dead ends: 7172 [2022-01-28 14:21:46,907 INFO L226 Difference]: Without dead ends: 7172 [2022-01-28 14:21:46,908 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 345 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=492, Invalid=1400, Unknown=0, NotChecked=0, Total=1892 [2022-01-28 14:21:46,908 INFO L933 BasicCegarLoop]: 346 mSDtfsCounter, 2667 mSDsluCounter, 1325 mSDsCounter, 0 mSdLazyCounter, 1623 mSolverCounterSat, 556 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2667 SdHoareTripleChecker+Valid, 1667 SdHoareTripleChecker+Invalid, 2179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 556 IncrementalHoareTripleChecker+Valid, 1623 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:46,908 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2667 Valid, 1667 Invalid, 2179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [556 Valid, 1623 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:21:46,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7172 states. [2022-01-28 14:21:46,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7172 to 4045. [2022-01-28 14:21:46,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4045 states, 4018 states have (on average 1.9285714285714286) internal successors, (7749), 4044 states have internal predecessors, (7749), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:46,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4045 states to 4045 states and 7749 transitions. [2022-01-28 14:21:46,991 INFO L78 Accepts]: Start accepts. Automaton has 4045 states and 7749 transitions. Word has length 218 [2022-01-28 14:21:46,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:46,992 INFO L470 AbstractCegarLoop]: Abstraction has 4045 states and 7749 transitions. [2022-01-28 14:21:46,992 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 9.105263157894736) internal successors, (173), 20 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:46,992 INFO L276 IsEmpty]: Start isEmpty. Operand 4045 states and 7749 transitions. [2022-01-28 14:21:46,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-01-28 14:21:46,994 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:46,994 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:46,994 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-01-28 14:21:46,995 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:21:46,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:46,995 INFO L85 PathProgramCache]: Analyzing trace with hash -12811637, now seen corresponding path program 2 times [2022-01-28 14:21:46,995 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:46,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167912814] [2022-01-28 14:21:46,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:46,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:47,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:47,311 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:21:47,311 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:47,311 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167912814] [2022-01-28 14:21:47,311 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167912814] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:47,311 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:47,312 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-01-28 14:21:47,312 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760282084] [2022-01-28 14:21:47,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:47,312 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-01-28 14:21:47,312 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:47,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-01-28 14:21:47,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2022-01-28 14:21:47,313 INFO L87 Difference]: Start difference. First operand 4045 states and 7749 transitions. Second operand has 17 states, 16 states have (on average 10.8125) internal successors, (173), 17 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:48,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:48,650 INFO L93 Difference]: Finished difference Result 7246 states and 14018 transitions. [2022-01-28 14:21:48,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-01-28 14:21:48,651 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 10.8125) internal successors, (173), 17 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-01-28 14:21:48,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:48,663 INFO L225 Difference]: With dead ends: 7246 [2022-01-28 14:21:48,664 INFO L226 Difference]: Without dead ends: 7246 [2022-01-28 14:21:48,665 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 174 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=282, Invalid=710, Unknown=0, NotChecked=0, Total=992 [2022-01-28 14:21:48,667 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1852 mSDsluCounter, 1354 mSDsCounter, 0 mSdLazyCounter, 1562 mSolverCounterSat, 394 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1852 SdHoareTripleChecker+Valid, 1707 SdHoareTripleChecker+Invalid, 1956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 394 IncrementalHoareTripleChecker+Valid, 1562 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:48,667 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1852 Valid, 1707 Invalid, 1956 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [394 Valid, 1562 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:21:48,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7246 states. [2022-01-28 14:21:48,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7246 to 4046. [2022-01-28 14:21:48,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4046 states, 4019 states have (on average 1.9285892012938541) internal successors, (7751), 4045 states have internal predecessors, (7751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:48,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4046 states to 4046 states and 7751 transitions. [2022-01-28 14:21:48,737 INFO L78 Accepts]: Start accepts. Automaton has 4046 states and 7751 transitions. Word has length 218 [2022-01-28 14:21:48,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:48,737 INFO L470 AbstractCegarLoop]: Abstraction has 4046 states and 7751 transitions. [2022-01-28 14:21:48,737 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 10.8125) internal successors, (173), 17 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:48,737 INFO L276 IsEmpty]: Start isEmpty. Operand 4046 states and 7751 transitions. [2022-01-28 14:21:48,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-01-28 14:21:48,739 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:48,739 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:48,739 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-01-28 14:21:48,739 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:21:48,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:48,740 INFO L85 PathProgramCache]: Analyzing trace with hash 1691260565, now seen corresponding path program 3 times [2022-01-28 14:21:48,740 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:48,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048470850] [2022-01-28 14:21:48,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:48,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:48,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:49,022 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:21:49,022 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:49,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048470850] [2022-01-28 14:21:49,022 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048470850] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:49,022 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:49,022 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-01-28 14:21:49,022 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806392896] [2022-01-28 14:21:49,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:49,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-01-28 14:21:49,023 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:49,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-01-28 14:21:49,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2022-01-28 14:21:49,023 INFO L87 Difference]: Start difference. First operand 4046 states and 7751 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:50,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:50,685 INFO L93 Difference]: Finished difference Result 7278 states and 14083 transitions. [2022-01-28 14:21:50,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-01-28 14:21:50,686 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-01-28 14:21:50,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:50,699 INFO L225 Difference]: With dead ends: 7278 [2022-01-28 14:21:50,699 INFO L226 Difference]: Without dead ends: 7278 [2022-01-28 14:21:50,699 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=306, Invalid=750, Unknown=0, NotChecked=0, Total=1056 [2022-01-28 14:21:50,700 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1355 mSDsluCounter, 2006 mSDsCounter, 0 mSdLazyCounter, 2339 mSolverCounterSat, 345 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1355 SdHoareTripleChecker+Valid, 2355 SdHoareTripleChecker+Invalid, 2684 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 345 IncrementalHoareTripleChecker+Valid, 2339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:50,700 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1355 Valid, 2355 Invalid, 2684 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [345 Valid, 2339 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-01-28 14:21:50,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7278 states. [2022-01-28 14:21:50,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7278 to 4065. [2022-01-28 14:21:50,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4065 states, 4038 states have (on average 1.929172857850421) internal successors, (7790), 4064 states have internal predecessors, (7790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:50,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4065 states to 4065 states and 7790 transitions. [2022-01-28 14:21:50,758 INFO L78 Accepts]: Start accepts. Automaton has 4065 states and 7790 transitions. Word has length 218 [2022-01-28 14:21:50,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:50,758 INFO L470 AbstractCegarLoop]: Abstraction has 4065 states and 7790 transitions. [2022-01-28 14:21:50,758 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:50,758 INFO L276 IsEmpty]: Start isEmpty. Operand 4065 states and 7790 transitions. [2022-01-28 14:21:50,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-01-28 14:21:50,760 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:50,760 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:50,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-01-28 14:21:50,760 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:21:50,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:50,761 INFO L85 PathProgramCache]: Analyzing trace with hash 489950317, now seen corresponding path program 4 times [2022-01-28 14:21:50,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:50,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754187932] [2022-01-28 14:21:50,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:50,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:50,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:51,082 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:21:51,083 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:51,083 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754187932] [2022-01-28 14:21:51,083 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754187932] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:51,083 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:51,083 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-01-28 14:21:51,083 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484702191] [2022-01-28 14:21:51,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:51,084 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-01-28 14:21:51,084 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:51,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-01-28 14:21:51,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2022-01-28 14:21:51,084 INFO L87 Difference]: Start difference. First operand 4065 states and 7790 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:52,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:52,430 INFO L93 Difference]: Finished difference Result 7302 states and 14130 transitions. [2022-01-28 14:21:52,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-01-28 14:21:52,430 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-01-28 14:21:52,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:52,440 INFO L225 Difference]: With dead ends: 7302 [2022-01-28 14:21:52,440 INFO L226 Difference]: Without dead ends: 7302 [2022-01-28 14:21:52,441 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=263, Invalid=667, Unknown=0, NotChecked=0, Total=930 [2022-01-28 14:21:52,441 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1744 mSDsluCounter, 1508 mSDsCounter, 0 mSdLazyCounter, 1762 mSolverCounterSat, 354 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1744 SdHoareTripleChecker+Valid, 1821 SdHoareTripleChecker+Invalid, 2116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 354 IncrementalHoareTripleChecker+Valid, 1762 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:52,441 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1744 Valid, 1821 Invalid, 2116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [354 Valid, 1762 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:21:52,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7302 states. [2022-01-28 14:21:52,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7302 to 4067. [2022-01-28 14:21:52,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4067 states, 4040 states have (on average 1.9292079207920791) internal successors, (7794), 4066 states have internal predecessors, (7794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:52,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4067 states to 4067 states and 7794 transitions. [2022-01-28 14:21:52,496 INFO L78 Accepts]: Start accepts. Automaton has 4067 states and 7794 transitions. Word has length 218 [2022-01-28 14:21:52,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:52,496 INFO L470 AbstractCegarLoop]: Abstraction has 4067 states and 7794 transitions. [2022-01-28 14:21:52,496 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:52,496 INFO L276 IsEmpty]: Start isEmpty. Operand 4067 states and 7794 transitions. [2022-01-28 14:21:52,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-01-28 14:21:52,498 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:52,498 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:52,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-01-28 14:21:52,499 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:21:52,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:52,499 INFO L85 PathProgramCache]: Analyzing trace with hash -2100944777, now seen corresponding path program 5 times [2022-01-28 14:21:52,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:52,499 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285181009] [2022-01-28 14:21:52,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:52,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:52,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:52,982 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:21:52,983 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:52,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285181009] [2022-01-28 14:21:52,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285181009] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:52,984 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:52,984 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-01-28 14:21:52,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455693968] [2022-01-28 14:21:52,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:52,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-01-28 14:21:52,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:52,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-01-28 14:21:52,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2022-01-28 14:21:52,985 INFO L87 Difference]: Start difference. First operand 4067 states and 7794 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:54,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:54,602 INFO L93 Difference]: Finished difference Result 7407 states and 14340 transitions. [2022-01-28 14:21:54,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-01-28 14:21:54,603 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-01-28 14:21:54,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:54,613 INFO L225 Difference]: With dead ends: 7407 [2022-01-28 14:21:54,614 INFO L226 Difference]: Without dead ends: 7407 [2022-01-28 14:21:54,614 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=264, Invalid=666, Unknown=0, NotChecked=0, Total=930 [2022-01-28 14:21:54,614 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1729 mSDsluCounter, 1876 mSDsCounter, 0 mSdLazyCounter, 2125 mSolverCounterSat, 379 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1729 SdHoareTripleChecker+Valid, 2232 SdHoareTripleChecker+Invalid, 2504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 379 IncrementalHoareTripleChecker+Valid, 2125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:54,615 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1729 Valid, 2232 Invalid, 2504 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [379 Valid, 2125 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:21:54,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7407 states. [2022-01-28 14:21:54,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7407 to 4066. [2022-01-28 14:21:54,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4066 states, 4039 states have (on average 1.9291903936617976) internal successors, (7792), 4065 states have internal predecessors, (7792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:54,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4066 states to 4066 states and 7792 transitions. [2022-01-28 14:21:54,672 INFO L78 Accepts]: Start accepts. Automaton has 4066 states and 7792 transitions. Word has length 218 [2022-01-28 14:21:54,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:54,672 INFO L470 AbstractCegarLoop]: Abstraction has 4066 states and 7792 transitions. [2022-01-28 14:21:54,672 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:54,672 INFO L276 IsEmpty]: Start isEmpty. Operand 4066 states and 7792 transitions. [2022-01-28 14:21:54,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-01-28 14:21:54,674 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:54,675 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:54,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-01-28 14:21:54,676 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:21:54,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:54,676 INFO L85 PathProgramCache]: Analyzing trace with hash -1109258483, now seen corresponding path program 6 times [2022-01-28 14:21:54,677 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:54,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183916765] [2022-01-28 14:21:54,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:54,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:54,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:55,092 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:21:55,092 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:55,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183916765] [2022-01-28 14:21:55,093 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183916765] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:55,093 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:55,093 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:21:55,093 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205460128] [2022-01-28 14:21:55,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:55,093 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:21:55,093 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:55,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:21:55,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=306, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:21:55,094 INFO L87 Difference]: Start difference. First operand 4066 states and 7792 transitions. Second operand has 20 states, 19 states have (on average 9.105263157894736) internal successors, (173), 20 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:57,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:57,274 INFO L93 Difference]: Finished difference Result 7379 states and 14285 transitions. [2022-01-28 14:21:57,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-01-28 14:21:57,274 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 9.105263157894736) internal successors, (173), 20 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-01-28 14:21:57,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:57,284 INFO L225 Difference]: With dead ends: 7379 [2022-01-28 14:21:57,284 INFO L226 Difference]: Without dead ends: 7379 [2022-01-28 14:21:57,285 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 434 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=539, Invalid=1623, Unknown=0, NotChecked=0, Total=2162 [2022-01-28 14:21:57,286 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 1965 mSDsluCounter, 2069 mSDsCounter, 0 mSdLazyCounter, 2508 mSolverCounterSat, 428 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1965 SdHoareTripleChecker+Valid, 2384 SdHoareTripleChecker+Invalid, 2936 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 428 IncrementalHoareTripleChecker+Valid, 2508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:57,286 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1965 Valid, 2384 Invalid, 2936 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [428 Valid, 2508 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-01-28 14:21:57,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7379 states. [2022-01-28 14:21:57,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7379 to 4085. [2022-01-28 14:21:57,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4085 states, 4058 states have (on average 1.9297683587974372) internal successors, (7831), 4084 states have internal predecessors, (7831), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:57,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4085 states to 4085 states and 7831 transitions. [2022-01-28 14:21:57,374 INFO L78 Accepts]: Start accepts. Automaton has 4085 states and 7831 transitions. Word has length 218 [2022-01-28 14:21:57,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:57,374 INFO L470 AbstractCegarLoop]: Abstraction has 4085 states and 7831 transitions. [2022-01-28 14:21:57,374 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 9.105263157894736) internal successors, (173), 20 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:57,374 INFO L276 IsEmpty]: Start isEmpty. Operand 4085 states and 7831 transitions. [2022-01-28 14:21:57,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-01-28 14:21:57,376 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:57,376 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:57,376 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-01-28 14:21:57,376 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:21:57,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:57,377 INFO L85 PathProgramCache]: Analyzing trace with hash 1943452845, now seen corresponding path program 7 times [2022-01-28 14:21:57,377 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:57,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387908128] [2022-01-28 14:21:57,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:57,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:57,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:57,708 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:21:57,708 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:57,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387908128] [2022-01-28 14:21:57,709 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387908128] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:57,709 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:57,709 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-01-28 14:21:57,709 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841652230] [2022-01-28 14:21:57,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:57,709 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-01-28 14:21:57,709 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:57,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-01-28 14:21:57,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2022-01-28 14:21:57,710 INFO L87 Difference]: Start difference. First operand 4085 states and 7831 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:58,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:58,976 INFO L93 Difference]: Finished difference Result 7355 states and 14236 transitions. [2022-01-28 14:21:58,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-01-28 14:21:58,976 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-01-28 14:21:58,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:58,985 INFO L225 Difference]: With dead ends: 7355 [2022-01-28 14:21:58,986 INFO L226 Difference]: Without dead ends: 7355 [2022-01-28 14:21:58,986 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=258, Invalid=672, Unknown=0, NotChecked=0, Total=930 [2022-01-28 14:21:58,987 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 1171 mSDsluCounter, 1423 mSDsCounter, 0 mSdLazyCounter, 1615 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1171 SdHoareTripleChecker+Valid, 1698 SdHoareTripleChecker+Invalid, 1897 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 1615 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:58,988 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1171 Valid, 1698 Invalid, 1897 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 1615 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-28 14:21:59,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7355 states. [2022-01-28 14:21:59,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7355 to 4088. [2022-01-28 14:21:59,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4088 states, 4061 states have (on average 1.929820241319872) internal successors, (7837), 4087 states have internal predecessors, (7837), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:59,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 4088 states and 7837 transitions. [2022-01-28 14:21:59,050 INFO L78 Accepts]: Start accepts. Automaton has 4088 states and 7837 transitions. Word has length 218 [2022-01-28 14:21:59,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:59,050 INFO L470 AbstractCegarLoop]: Abstraction has 4088 states and 7837 transitions. [2022-01-28 14:21:59,050 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:59,051 INFO L276 IsEmpty]: Start isEmpty. Operand 4088 states and 7837 transitions. [2022-01-28 14:21:59,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-01-28 14:21:59,052 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:59,052 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:59,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-01-28 14:21:59,052 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:21:59,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:59,053 INFO L85 PathProgramCache]: Analyzing trace with hash -647442249, now seen corresponding path program 8 times [2022-01-28 14:21:59,053 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:59,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230895464] [2022-01-28 14:21:59,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:59,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:59,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:59,338 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:21:59,338 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:59,338 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230895464] [2022-01-28 14:21:59,338 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230895464] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:59,338 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:59,338 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-01-28 14:21:59,338 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460921883] [2022-01-28 14:21:59,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:59,339 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-01-28 14:21:59,339 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:59,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-01-28 14:21:59,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2022-01-28 14:21:59,340 INFO L87 Difference]: Start difference. First operand 4088 states and 7837 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:00,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:00,551 INFO L93 Difference]: Finished difference Result 7460 states and 14446 transitions. [2022-01-28 14:22:00,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-01-28 14:22:00,551 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-01-28 14:22:00,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:00,561 INFO L225 Difference]: With dead ends: 7460 [2022-01-28 14:22:00,561 INFO L226 Difference]: Without dead ends: 7460 [2022-01-28 14:22:00,561 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=244, Invalid=626, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:22:00,562 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1337 mSDsluCounter, 1394 mSDsCounter, 0 mSdLazyCounter, 1589 mSolverCounterSat, 341 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1337 SdHoareTripleChecker+Valid, 1711 SdHoareTripleChecker+Invalid, 1930 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 341 IncrementalHoareTripleChecker+Valid, 1589 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:00,563 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1337 Valid, 1711 Invalid, 1930 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [341 Valid, 1589 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-28 14:22:00,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7460 states. [2022-01-28 14:22:00,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7460 to 4087. [2022-01-28 14:22:00,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4087 states, 4060 states have (on average 1.9298029556650247) internal successors, (7835), 4086 states have internal predecessors, (7835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:00,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4087 states to 4087 states and 7835 transitions. [2022-01-28 14:22:00,618 INFO L78 Accepts]: Start accepts. Automaton has 4087 states and 7835 transitions. Word has length 218 [2022-01-28 14:22:00,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:00,619 INFO L470 AbstractCegarLoop]: Abstraction has 4087 states and 7835 transitions. [2022-01-28 14:22:00,619 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:00,619 INFO L276 IsEmpty]: Start isEmpty. Operand 4087 states and 7835 transitions. [2022-01-28 14:22:00,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-01-28 14:22:00,622 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:00,622 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:00,622 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-01-28 14:22:00,622 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:22:00,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:00,623 INFO L85 PathProgramCache]: Analyzing trace with hash 344244045, now seen corresponding path program 9 times [2022-01-28 14:22:00,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:00,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809206155] [2022-01-28 14:22:00,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:00,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:00,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:00,886 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:22:00,886 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:00,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809206155] [2022-01-28 14:22:00,887 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [809206155] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:00,887 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:00,887 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-01-28 14:22:00,887 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160723143] [2022-01-28 14:22:00,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:00,888 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-01-28 14:22:00,888 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:00,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-01-28 14:22:00,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2022-01-28 14:22:00,889 INFO L87 Difference]: Start difference. First operand 4087 states and 7835 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:02,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:02,324 INFO L93 Difference]: Finished difference Result 7557 states and 14640 transitions. [2022-01-28 14:22:02,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-01-28 14:22:02,324 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-01-28 14:22:02,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:02,334 INFO L225 Difference]: With dead ends: 7557 [2022-01-28 14:22:02,334 INFO L226 Difference]: Without dead ends: 7557 [2022-01-28 14:22:02,335 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=304, Invalid=818, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:22:02,335 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 1206 mSDsluCounter, 1504 mSDsCounter, 0 mSdLazyCounter, 1911 mSolverCounterSat, 353 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1206 SdHoareTripleChecker+Valid, 1811 SdHoareTripleChecker+Invalid, 2264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 353 IncrementalHoareTripleChecker+Valid, 1911 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:02,335 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1206 Valid, 1811 Invalid, 2264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [353 Valid, 1911 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:22:02,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7557 states. [2022-01-28 14:22:02,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7557 to 4086. [2022-01-28 14:22:02,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4086 states, 4059 states have (on average 1.9297856614929785) internal successors, (7833), 4085 states have internal predecessors, (7833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:02,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4086 states to 4086 states and 7833 transitions. [2022-01-28 14:22:02,397 INFO L78 Accepts]: Start accepts. Automaton has 4086 states and 7833 transitions. Word has length 218 [2022-01-28 14:22:02,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:02,398 INFO L470 AbstractCegarLoop]: Abstraction has 4086 states and 7833 transitions. [2022-01-28 14:22:02,398 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:02,398 INFO L276 IsEmpty]: Start isEmpty. Operand 4086 states and 7833 transitions. [2022-01-28 14:22:02,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-01-28 14:22:02,401 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:02,401 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:02,401 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-01-28 14:22:02,401 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:22:02,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:02,401 INFO L85 PathProgramCache]: Analyzing trace with hash 1800049813, now seen corresponding path program 10 times [2022-01-28 14:22:02,402 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:02,402 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988943919] [2022-01-28 14:22:02,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:02,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:02,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:02,778 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:22:02,778 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:02,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988943919] [2022-01-28 14:22:02,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988943919] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:02,778 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:02,779 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:22:02,779 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419536245] [2022-01-28 14:22:02,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:02,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:22:02,779 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:02,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:22:02,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=306, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:22:02,780 INFO L87 Difference]: Start difference. First operand 4086 states and 7833 transitions. Second operand has 20 states, 19 states have (on average 9.105263157894736) internal successors, (173), 20 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:04,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:04,639 INFO L93 Difference]: Finished difference Result 7480 states and 14487 transitions. [2022-01-28 14:22:04,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-01-28 14:22:04,640 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 9.105263157894736) internal successors, (173), 20 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-01-28 14:22:04,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:04,649 INFO L225 Difference]: With dead ends: 7480 [2022-01-28 14:22:04,649 INFO L226 Difference]: Without dead ends: 7480 [2022-01-28 14:22:04,650 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 452 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=531, Invalid=1631, Unknown=0, NotChecked=0, Total=2162 [2022-01-28 14:22:04,650 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 1771 mSDsluCounter, 1876 mSDsCounter, 0 mSdLazyCounter, 2359 mSolverCounterSat, 434 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1771 SdHoareTripleChecker+Valid, 2168 SdHoareTripleChecker+Invalid, 2793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 434 IncrementalHoareTripleChecker+Valid, 2359 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:04,651 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1771 Valid, 2168 Invalid, 2793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [434 Valid, 2359 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-28 14:22:04,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7480 states. [2022-01-28 14:22:04,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7480 to 4105. [2022-01-28 14:22:04,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4105 states, 4078 states have (on average 1.9303580186365865) internal successors, (7872), 4104 states have internal predecessors, (7872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:04,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4105 states to 4105 states and 7872 transitions. [2022-01-28 14:22:04,702 INFO L78 Accepts]: Start accepts. Automaton has 4105 states and 7872 transitions. Word has length 218 [2022-01-28 14:22:04,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:04,702 INFO L470 AbstractCegarLoop]: Abstraction has 4105 states and 7872 transitions. [2022-01-28 14:22:04,702 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 9.105263157894736) internal successors, (173), 20 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:04,702 INFO L276 IsEmpty]: Start isEmpty. Operand 4105 states and 7872 transitions. [2022-01-28 14:22:04,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-01-28 14:22:04,704 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:04,704 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:04,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-01-28 14:22:04,704 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:22:04,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:04,704 INFO L85 PathProgramCache]: Analyzing trace with hash 511501325, now seen corresponding path program 11 times [2022-01-28 14:22:04,705 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:04,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983285478] [2022-01-28 14:22:04,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:04,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:04,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:05,372 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:22:05,372 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:05,372 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983285478] [2022-01-28 14:22:05,372 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983285478] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:05,372 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:05,373 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:22:05,373 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873367512] [2022-01-28 14:22:05,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:05,373 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:22:05,373 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:05,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:22:05,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=304, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:22:05,374 INFO L87 Difference]: Start difference. First operand 4105 states and 7872 transitions. Second operand has 20 states, 19 states have (on average 9.105263157894736) internal successors, (173), 20 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:07,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:07,294 INFO L93 Difference]: Finished difference Result 4773 states and 9166 transitions. [2022-01-28 14:22:07,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-01-28 14:22:07,294 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 9.105263157894736) internal successors, (173), 20 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-01-28 14:22:07,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:07,300 INFO L225 Difference]: With dead ends: 4773 [2022-01-28 14:22:07,300 INFO L226 Difference]: Without dead ends: 4773 [2022-01-28 14:22:07,301 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 512 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=544, Invalid=1712, Unknown=0, NotChecked=0, Total=2256 [2022-01-28 14:22:07,302 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 1973 mSDsluCounter, 1758 mSDsCounter, 0 mSdLazyCounter, 2269 mSolverCounterSat, 411 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1973 SdHoareTripleChecker+Valid, 2031 SdHoareTripleChecker+Invalid, 2680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 411 IncrementalHoareTripleChecker+Valid, 2269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:07,302 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1973 Valid, 2031 Invalid, 2680 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [411 Valid, 2269 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:22:07,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4773 states. [2022-01-28 14:22:07,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4773 to 4061. [2022-01-28 14:22:07,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4061 states, 4034 states have (on average 1.928854734754586) internal successors, (7781), 4060 states have internal predecessors, (7781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:07,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4061 states to 4061 states and 7781 transitions. [2022-01-28 14:22:07,344 INFO L78 Accepts]: Start accepts. Automaton has 4061 states and 7781 transitions. Word has length 218 [2022-01-28 14:22:07,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:07,344 INFO L470 AbstractCegarLoop]: Abstraction has 4061 states and 7781 transitions. [2022-01-28 14:22:07,345 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 9.105263157894736) internal successors, (173), 20 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:07,345 INFO L276 IsEmpty]: Start isEmpty. Operand 4061 states and 7781 transitions. [2022-01-28 14:22:07,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-01-28 14:22:07,347 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:07,347 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:07,347 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-01-28 14:22:07,347 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:22:07,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:07,348 INFO L85 PathProgramCache]: Analyzing trace with hash -399857928, now seen corresponding path program 1 times [2022-01-28 14:22:07,348 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:07,348 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346781343] [2022-01-28 14:22:07,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:07,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:07,585 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:22:07,586 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:07,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346781343] [2022-01-28 14:22:07,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346781343] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:07,586 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:07,586 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-01-28 14:22:07,586 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924416981] [2022-01-28 14:22:07,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:07,586 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-01-28 14:22:07,586 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:07,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-01-28 14:22:07,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2022-01-28 14:22:07,587 INFO L87 Difference]: Start difference. First operand 4061 states and 7781 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:08,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:08,188 INFO L93 Difference]: Finished difference Result 4082 states and 7822 transitions. [2022-01-28 14:22:08,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-01-28 14:22:08,188 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-01-28 14:22:08,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:08,192 INFO L225 Difference]: With dead ends: 4082 [2022-01-28 14:22:08,193 INFO L226 Difference]: Without dead ends: 4082 [2022-01-28 14:22:08,193 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=240, Invalid=690, Unknown=0, NotChecked=0, Total=930 [2022-01-28 14:22:08,193 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1117 mSDsluCounter, 1178 mSDsCounter, 0 mSdLazyCounter, 882 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1117 SdHoareTripleChecker+Valid, 1490 SdHoareTripleChecker+Invalid, 964 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:08,196 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1117 Valid, 1490 Invalid, 964 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 882 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-01-28 14:22:08,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4082 states. [2022-01-28 14:22:08,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4082 to 4011. [2022-01-28 14:22:08,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4011 states, 3985 states have (on average 1.927478042659975) internal successors, (7681), 4010 states have internal predecessors, (7681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:08,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7681 transitions. [2022-01-28 14:22:08,232 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7681 transitions. Word has length 218 [2022-01-28 14:22:08,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:08,232 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7681 transitions. [2022-01-28 14:22:08,232 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:08,232 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7681 transitions. [2022-01-28 14:22:08,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-01-28 14:22:08,234 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:08,234 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:08,234 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-01-28 14:22:08,234 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:22:08,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:08,235 INFO L85 PathProgramCache]: Analyzing trace with hash -2088004511, now seen corresponding path program 12 times [2022-01-28 14:22:08,235 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:08,235 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111919748] [2022-01-28 14:22:08,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:08,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:08,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:08,500 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:22:08,500 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:08,500 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111919748] [2022-01-28 14:22:08,501 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111919748] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:08,501 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:08,501 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-01-28 14:22:08,501 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616058004] [2022-01-28 14:22:08,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:08,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-01-28 14:22:08,501 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:08,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-01-28 14:22:08,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2022-01-28 14:22:08,502 INFO L87 Difference]: Start difference. First operand 4011 states and 7681 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:09,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:09,610 INFO L93 Difference]: Finished difference Result 7130 states and 13788 transitions. [2022-01-28 14:22:09,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-01-28 14:22:09,611 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-01-28 14:22:09,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:09,619 INFO L225 Difference]: With dead ends: 7130 [2022-01-28 14:22:09,620 INFO L226 Difference]: Without dead ends: 7130 [2022-01-28 14:22:09,620 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=255, Invalid=675, Unknown=0, NotChecked=0, Total=930 [2022-01-28 14:22:09,620 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 903 mSDsluCounter, 1455 mSDsCounter, 0 mSdLazyCounter, 1467 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 903 SdHoareTripleChecker+Valid, 1697 SdHoareTripleChecker+Invalid, 1665 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 1467 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:09,620 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [903 Valid, 1697 Invalid, 1665 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 1467 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-01-28 14:22:09,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7130 states. [2022-01-28 14:22:09,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7130 to 4010. [2022-01-28 14:22:09,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4010 states, 3984 states have (on average 1.9274598393574298) internal successors, (7679), 4009 states have internal predecessors, (7679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:09,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 4010 states and 7679 transitions. [2022-01-28 14:22:09,670 INFO L78 Accepts]: Start accepts. Automaton has 4010 states and 7679 transitions. Word has length 218 [2022-01-28 14:22:09,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:09,670 INFO L470 AbstractCegarLoop]: Abstraction has 4010 states and 7679 transitions. [2022-01-28 14:22:09,670 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:09,670 INFO L276 IsEmpty]: Start isEmpty. Operand 4010 states and 7679 transitions. [2022-01-28 14:22:09,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-01-28 14:22:09,672 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:09,672 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:09,672 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-01-28 14:22:09,673 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:22:09,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:09,673 INFO L85 PathProgramCache]: Analyzing trace with hash -383932309, now seen corresponding path program 13 times [2022-01-28 14:22:09,673 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:09,673 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451827424] [2022-01-28 14:22:09,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:09,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:09,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:10,072 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:22:10,072 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:10,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451827424] [2022-01-28 14:22:10,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451827424] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:10,072 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:10,072 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:22:10,072 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433151012] [2022-01-28 14:22:10,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:10,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:22:10,073 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:10,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:22:10,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=304, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:22:10,073 INFO L87 Difference]: Start difference. First operand 4010 states and 7679 transitions. Second operand has 20 states, 19 states have (on average 9.105263157894736) internal successors, (173), 20 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:11,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:11,718 INFO L93 Difference]: Finished difference Result 7220 states and 13968 transitions. [2022-01-28 14:22:11,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-01-28 14:22:11,718 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 9.105263157894736) internal successors, (173), 20 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-01-28 14:22:11,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:11,727 INFO L225 Difference]: With dead ends: 7220 [2022-01-28 14:22:11,727 INFO L226 Difference]: Without dead ends: 7220 [2022-01-28 14:22:11,728 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 398 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=457, Invalid=1435, Unknown=0, NotChecked=0, Total=1892 [2022-01-28 14:22:11,728 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 1877 mSDsluCounter, 1574 mSDsCounter, 0 mSdLazyCounter, 1858 mSolverCounterSat, 335 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1877 SdHoareTripleChecker+Valid, 1821 SdHoareTripleChecker+Invalid, 2193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 335 IncrementalHoareTripleChecker+Valid, 1858 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:11,728 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1877 Valid, 1821 Invalid, 2193 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [335 Valid, 1858 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:22:11,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7220 states. [2022-01-28 14:22:11,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7220 to 4009. [2022-01-28 14:22:11,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4009 states, 3983 states have (on average 1.9274416269143861) internal successors, (7677), 4008 states have internal predecessors, (7677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:11,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4009 states to 4009 states and 7677 transitions. [2022-01-28 14:22:11,778 INFO L78 Accepts]: Start accepts. Automaton has 4009 states and 7677 transitions. Word has length 218 [2022-01-28 14:22:11,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:11,778 INFO L470 AbstractCegarLoop]: Abstraction has 4009 states and 7677 transitions. [2022-01-28 14:22:11,778 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 9.105263157894736) internal successors, (173), 20 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:11,778 INFO L276 IsEmpty]: Start isEmpty. Operand 4009 states and 7677 transitions. [2022-01-28 14:22:11,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-01-28 14:22:11,780 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:11,780 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:11,780 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-01-28 14:22:11,780 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:22:11,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:11,780 INFO L85 PathProgramCache]: Analyzing trace with hash 607753985, now seen corresponding path program 14 times [2022-01-28 14:22:11,780 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:11,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066578209] [2022-01-28 14:22:11,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:11,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:11,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:12,151 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:22:12,152 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:12,152 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066578209] [2022-01-28 14:22:12,152 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066578209] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:12,152 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:12,152 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:22:12,152 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744743751] [2022-01-28 14:22:12,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:12,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:22:12,152 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:12,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:22:12,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=306, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:22:12,153 INFO L87 Difference]: Start difference. First operand 4009 states and 7677 transitions. Second operand has 20 states, 19 states have (on average 9.105263157894736) internal successors, (173), 20 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:14,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:14,005 INFO L93 Difference]: Finished difference Result 7304 states and 14136 transitions. [2022-01-28 14:22:14,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-01-28 14:22:14,006 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 9.105263157894736) internal successors, (173), 20 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-01-28 14:22:14,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:14,016 INFO L225 Difference]: With dead ends: 7304 [2022-01-28 14:22:14,017 INFO L226 Difference]: Without dead ends: 7304 [2022-01-28 14:22:14,017 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 427 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=475, Invalid=1505, Unknown=0, NotChecked=0, Total=1980 [2022-01-28 14:22:14,018 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 1645 mSDsluCounter, 1922 mSDsCounter, 0 mSdLazyCounter, 2240 mSolverCounterSat, 338 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1645 SdHoareTripleChecker+Valid, 2182 SdHoareTripleChecker+Invalid, 2578 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 338 IncrementalHoareTripleChecker+Valid, 2240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:14,018 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1645 Valid, 2182 Invalid, 2578 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [338 Valid, 2240 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:22:14,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7304 states. [2022-01-28 14:22:14,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7304 to 4008. [2022-01-28 14:22:14,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4008 states, 3982 states have (on average 1.9274234053239578) internal successors, (7675), 4007 states have internal predecessors, (7675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:14,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 4008 states and 7675 transitions. [2022-01-28 14:22:14,076 INFO L78 Accepts]: Start accepts. Automaton has 4008 states and 7675 transitions. Word has length 218 [2022-01-28 14:22:14,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:14,077 INFO L470 AbstractCegarLoop]: Abstraction has 4008 states and 7675 transitions. [2022-01-28 14:22:14,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 9.105263157894736) internal successors, (173), 20 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:14,077 INFO L276 IsEmpty]: Start isEmpty. Operand 4008 states and 7675 transitions. [2022-01-28 14:22:14,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-01-28 14:22:14,078 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:14,078 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:14,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-01-28 14:22:14,079 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:22:14,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:14,079 INFO L85 PathProgramCache]: Analyzing trace with hash 2063559753, now seen corresponding path program 15 times [2022-01-28 14:22:14,079 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:14,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291910502] [2022-01-28 14:22:14,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:14,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:14,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:14,441 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:22:14,441 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:14,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291910502] [2022-01-28 14:22:14,442 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [291910502] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:14,442 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:14,442 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:22:14,442 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365767126] [2022-01-28 14:22:14,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:14,442 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:22:14,442 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:14,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:22:14,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=306, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:22:14,443 INFO L87 Difference]: Start difference. First operand 4008 states and 7675 transitions. Second operand has 20 states, 19 states have (on average 9.105263157894736) internal successors, (173), 20 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:16,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:16,208 INFO L93 Difference]: Finished difference Result 7173 states and 13874 transitions. [2022-01-28 14:22:16,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-01-28 14:22:16,208 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 9.105263157894736) internal successors, (173), 20 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-01-28 14:22:16,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:16,217 INFO L225 Difference]: With dead ends: 7173 [2022-01-28 14:22:16,217 INFO L226 Difference]: Without dead ends: 7173 [2022-01-28 14:22:16,217 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 453 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=498, Invalid=1572, Unknown=0, NotChecked=0, Total=2070 [2022-01-28 14:22:16,218 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 1685 mSDsluCounter, 1886 mSDsCounter, 0 mSdLazyCounter, 2221 mSolverCounterSat, 369 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1685 SdHoareTripleChecker+Valid, 2162 SdHoareTripleChecker+Invalid, 2590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 369 IncrementalHoareTripleChecker+Valid, 2221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:16,218 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1685 Valid, 2162 Invalid, 2590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [369 Valid, 2221 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-28 14:22:16,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7173 states. [2022-01-28 14:22:16,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7173 to 3786. [2022-01-28 14:22:16,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3786 states, 3763 states have (on average 1.9216051023119851) internal successors, (7231), 3785 states have internal predecessors, (7231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:16,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3786 states to 3786 states and 7231 transitions. [2022-01-28 14:22:16,264 INFO L78 Accepts]: Start accepts. Automaton has 3786 states and 7231 transitions. Word has length 218 [2022-01-28 14:22:16,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:16,265 INFO L470 AbstractCegarLoop]: Abstraction has 3786 states and 7231 transitions. [2022-01-28 14:22:16,265 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 9.105263157894736) internal successors, (173), 20 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:16,265 INFO L276 IsEmpty]: Start isEmpty. Operand 3786 states and 7231 transitions. [2022-01-28 14:22:16,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-01-28 14:22:16,266 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:16,266 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:16,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-01-28 14:22:16,267 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:22:16,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:16,267 INFO L85 PathProgramCache]: Analyzing trace with hash -45185233, now seen corresponding path program 1 times [2022-01-28 14:22:16,267 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:16,267 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922919001] [2022-01-28 14:22:16,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:16,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:16,371 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:22:16,371 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:16,371 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922919001] [2022-01-28 14:22:16,371 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922919001] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:16,371 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:16,371 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:22:16,371 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079225956] [2022-01-28 14:22:16,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:16,372 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:22:16,372 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:16,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:22:16,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:22:16,372 INFO L87 Difference]: Start difference. First operand 3786 states and 7231 transitions. Second operand has 6 states, 5 states have (on average 35.0) internal successors, (175), 6 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:16,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:16,649 INFO L93 Difference]: Finished difference Result 3939 states and 7532 transitions. [2022-01-28 14:22:16,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:22:16,650 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 35.0) internal successors, (175), 6 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 220 [2022-01-28 14:22:16,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:16,654 INFO L225 Difference]: With dead ends: 3939 [2022-01-28 14:22:16,654 INFO L226 Difference]: Without dead ends: 3939 [2022-01-28 14:22:16,654 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 [2022-01-28 14:22:16,655 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 98 mSDsluCounter, 388 mSDsCounter, 0 mSdLazyCounter, 403 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 722 SdHoareTripleChecker+Invalid, 409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:16,655 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [98 Valid, 722 Invalid, 409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 403 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-01-28 14:22:16,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3939 states. [2022-01-28 14:22:16,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3939 to 3902. [2022-01-28 14:22:16,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3902 states, 3879 states have (on average 1.922918277906677) internal successors, (7459), 3901 states have internal predecessors, (7459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:16,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 3902 states and 7459 transitions. [2022-01-28 14:22:16,690 INFO L78 Accepts]: Start accepts. Automaton has 3902 states and 7459 transitions. Word has length 220 [2022-01-28 14:22:16,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:16,690 INFO L470 AbstractCegarLoop]: Abstraction has 3902 states and 7459 transitions. [2022-01-28 14:22:16,690 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 35.0) internal successors, (175), 6 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:16,690 INFO L276 IsEmpty]: Start isEmpty. Operand 3902 states and 7459 transitions. [2022-01-28 14:22:16,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:22:16,692 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:16,692 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:16,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-01-28 14:22:16,693 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:22:16,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:16,693 INFO L85 PathProgramCache]: Analyzing trace with hash -1445626811, now seen corresponding path program 1 times [2022-01-28 14:22:16,693 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:16,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550546219] [2022-01-28 14:22:16,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:16,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:16,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:17,356 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:22:17,356 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:17,356 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550546219] [2022-01-28 14:22:17,356 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550546219] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:17,356 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:17,356 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:22:17,356 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521866139] [2022-01-28 14:22:17,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:17,357 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:22:17,357 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:17,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:22:17,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:22:17,357 INFO L87 Difference]: Start difference. First operand 3902 states and 7459 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:19,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:19,230 INFO L93 Difference]: Finished difference Result 6585 states and 12746 transitions. [2022-01-28 14:22:19,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-01-28 14:22:19,230 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:22:19,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:19,239 INFO L225 Difference]: With dead ends: 6585 [2022-01-28 14:22:19,239 INFO L226 Difference]: Without dead ends: 6585 [2022-01-28 14:22:19,240 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 585 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=592, Invalid=2948, Unknown=0, NotChecked=0, Total=3540 [2022-01-28 14:22:19,241 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 2564 mSDsluCounter, 2823 mSDsCounter, 0 mSdLazyCounter, 2983 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2564 SdHoareTripleChecker+Valid, 3056 SdHoareTripleChecker+Invalid, 3101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 2983 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:19,241 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2564 Valid, 3056 Invalid, 3101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 2983 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:22:19,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6585 states. [2022-01-28 14:22:19,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6585 to 4001. [2022-01-28 14:22:19,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4001 states, 3978 states have (on average 1.925590749120161) internal successors, (7660), 4000 states have internal predecessors, (7660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:19,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 4001 states and 7660 transitions. [2022-01-28 14:22:19,288 INFO L78 Accepts]: Start accepts. Automaton has 4001 states and 7660 transitions. Word has length 224 [2022-01-28 14:22:19,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:19,289 INFO L470 AbstractCegarLoop]: Abstraction has 4001 states and 7660 transitions. [2022-01-28 14:22:19,289 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:19,289 INFO L276 IsEmpty]: Start isEmpty. Operand 4001 states and 7660 transitions. [2022-01-28 14:22:19,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:22:19,290 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:19,291 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:19,291 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-01-28 14:22:19,291 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:22:19,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:19,292 INFO L85 PathProgramCache]: Analyzing trace with hash 869457960, now seen corresponding path program 1 times [2022-01-28 14:22:19,292 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:19,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663630360] [2022-01-28 14:22:19,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:19,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:19,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:19,965 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:22:19,965 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:19,965 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663630360] [2022-01-28 14:22:19,965 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663630360] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:19,965 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:19,965 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:22:19,965 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46951007] [2022-01-28 14:22:19,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:19,966 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:22:19,966 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:19,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:22:19,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=713, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:22:19,966 INFO L87 Difference]: Start difference. First operand 4001 states and 7660 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:23,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:23,156 INFO L93 Difference]: Finished difference Result 6948 states and 13470 transitions. [2022-01-28 14:22:23,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-01-28 14:22:23,156 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:22:23,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:23,164 INFO L225 Difference]: With dead ends: 6948 [2022-01-28 14:22:23,164 INFO L226 Difference]: Without dead ends: 6948 [2022-01-28 14:22:23,165 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 927 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=946, Invalid=3610, Unknown=0, NotChecked=0, Total=4556 [2022-01-28 14:22:23,165 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 2284 mSDsluCounter, 3474 mSDsCounter, 0 mSdLazyCounter, 3927 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2284 SdHoareTripleChecker+Valid, 3783 SdHoareTripleChecker+Invalid, 4125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 3927 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:23,165 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2284 Valid, 3783 Invalid, 4125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 3927 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-01-28 14:22:23,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6948 states. [2022-01-28 14:22:23,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6948 to 4175. [2022-01-28 14:22:23,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4175 states, 4152 states have (on average 1.9296724470134874) internal successors, (8012), 4174 states have internal predecessors, (8012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:23,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4175 states to 4175 states and 8012 transitions. [2022-01-28 14:22:23,213 INFO L78 Accepts]: Start accepts. Automaton has 4175 states and 8012 transitions. Word has length 224 [2022-01-28 14:22:23,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:23,214 INFO L470 AbstractCegarLoop]: Abstraction has 4175 states and 8012 transitions. [2022-01-28 14:22:23,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:23,214 INFO L276 IsEmpty]: Start isEmpty. Operand 4175 states and 8012 transitions. [2022-01-28 14:22:23,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:22:23,215 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:23,216 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:23,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-01-28 14:22:23,216 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:22:23,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:23,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1695262940, now seen corresponding path program 2 times [2022-01-28 14:22:23,216 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:23,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760928268] [2022-01-28 14:22:23,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:23,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:23,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:23,766 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:22:23,766 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:23,766 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760928268] [2022-01-28 14:22:23,766 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760928268] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:23,766 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:23,767 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:22:23,767 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958436201] [2022-01-28 14:22:23,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:23,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:22:23,767 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:23,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:22:23,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=722, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:22:23,768 INFO L87 Difference]: Start difference. First operand 4175 states and 8012 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:26,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:26,003 INFO L93 Difference]: Finished difference Result 6179 states and 11980 transitions. [2022-01-28 14:22:26,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-01-28 14:22:26,004 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:22:26,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:26,012 INFO L225 Difference]: With dead ends: 6179 [2022-01-28 14:22:26,012 INFO L226 Difference]: Without dead ends: 6179 [2022-01-28 14:22:26,014 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 740 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=870, Invalid=3420, Unknown=0, NotChecked=0, Total=4290 [2022-01-28 14:22:26,014 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1874 mSDsluCounter, 3170 mSDsCounter, 0 mSdLazyCounter, 3222 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1874 SdHoareTripleChecker+Valid, 3484 SdHoareTripleChecker+Invalid, 3414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 3222 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:26,015 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1874 Valid, 3484 Invalid, 3414 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 3222 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-28 14:22:26,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6179 states. [2022-01-28 14:22:26,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6179 to 4176. [2022-01-28 14:22:26,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4176 states, 4153 states have (on average 1.9296893811702385) internal successors, (8014), 4175 states have internal predecessors, (8014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:26,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4176 states to 4176 states and 8014 transitions. [2022-01-28 14:22:26,077 INFO L78 Accepts]: Start accepts. Automaton has 4176 states and 8014 transitions. Word has length 224 [2022-01-28 14:22:26,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:26,077 INFO L470 AbstractCegarLoop]: Abstraction has 4176 states and 8014 transitions. [2022-01-28 14:22:26,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:26,078 INFO L276 IsEmpty]: Start isEmpty. Operand 4176 states and 8014 transitions. [2022-01-28 14:22:26,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:22:26,079 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:26,079 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:26,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-01-28 14:22:26,080 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:22:26,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:26,080 INFO L85 PathProgramCache]: Analyzing trace with hash -2002313304, now seen corresponding path program 3 times [2022-01-28 14:22:26,080 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:26,080 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122395075] [2022-01-28 14:22:26,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:26,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:26,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:26,832 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:22:26,833 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:26,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122395075] [2022-01-28 14:22:26,833 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122395075] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:26,833 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:26,833 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:22:26,833 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080233511] [2022-01-28 14:22:26,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:26,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:22:26,833 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:26,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:22:26,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:22:26,834 INFO L87 Difference]: Start difference. First operand 4176 states and 8014 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:29,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:29,726 INFO L93 Difference]: Finished difference Result 5776 states and 11173 transitions. [2022-01-28 14:22:29,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-01-28 14:22:29,727 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:22:29,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:29,732 INFO L225 Difference]: With dead ends: 5776 [2022-01-28 14:22:29,733 INFO L226 Difference]: Without dead ends: 5776 [2022-01-28 14:22:29,733 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 655 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=746, Invalid=2914, Unknown=0, NotChecked=0, Total=3660 [2022-01-28 14:22:29,734 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 1760 mSDsluCounter, 3854 mSDsCounter, 0 mSdLazyCounter, 3269 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1760 SdHoareTripleChecker+Valid, 4138 SdHoareTripleChecker+Invalid, 3394 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 3269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:29,734 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1760 Valid, 4138 Invalid, 3394 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 3269 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-01-28 14:22:29,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5776 states. [2022-01-28 14:22:29,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5776 to 4179. [2022-01-28 14:22:29,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4179 states, 4156 states have (on average 1.929740134744947) internal successors, (8020), 4178 states have internal predecessors, (8020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:29,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4179 states to 4179 states and 8020 transitions. [2022-01-28 14:22:29,777 INFO L78 Accepts]: Start accepts. Automaton has 4179 states and 8020 transitions. Word has length 224 [2022-01-28 14:22:29,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:29,777 INFO L470 AbstractCegarLoop]: Abstraction has 4179 states and 8020 transitions. [2022-01-28 14:22:29,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:29,777 INFO L276 IsEmpty]: Start isEmpty. Operand 4179 states and 8020 transitions. [2022-01-28 14:22:29,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:22:29,779 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:29,779 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:29,779 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-01-28 14:22:29,779 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:22:29,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:29,780 INFO L85 PathProgramCache]: Analyzing trace with hash -660380516, now seen corresponding path program 4 times [2022-01-28 14:22:29,780 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:29,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527775484] [2022-01-28 14:22:29,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:29,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:29,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:30,450 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:22:30,450 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:30,450 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527775484] [2022-01-28 14:22:30,450 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1527775484] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:30,450 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:30,450 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:22:30,451 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816644077] [2022-01-28 14:22:30,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:30,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:22:30,451 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:30,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:22:30,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=723, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:22:30,452 INFO L87 Difference]: Start difference. First operand 4179 states and 8020 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:33,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:33,335 INFO L93 Difference]: Finished difference Result 6036 states and 11691 transitions. [2022-01-28 14:22:33,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-01-28 14:22:33,335 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:22:33,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:33,342 INFO L225 Difference]: With dead ends: 6036 [2022-01-28 14:22:33,342 INFO L226 Difference]: Without dead ends: 6036 [2022-01-28 14:22:33,343 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 677 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=809, Invalid=3223, Unknown=0, NotChecked=0, Total=4032 [2022-01-28 14:22:33,343 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 1855 mSDsluCounter, 3623 mSDsCounter, 0 mSdLazyCounter, 3561 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1855 SdHoareTripleChecker+Valid, 3921 SdHoareTripleChecker+Invalid, 3740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 3561 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:33,344 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1855 Valid, 3921 Invalid, 3740 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 3561 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-01-28 14:22:33,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6036 states. [2022-01-28 14:22:33,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6036 to 4179. [2022-01-28 14:22:33,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4179 states, 4156 states have (on average 1.929740134744947) internal successors, (8020), 4178 states have internal predecessors, (8020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:33,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4179 states to 4179 states and 8020 transitions. [2022-01-28 14:22:33,392 INFO L78 Accepts]: Start accepts. Automaton has 4179 states and 8020 transitions. Word has length 224 [2022-01-28 14:22:33,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:33,392 INFO L470 AbstractCegarLoop]: Abstraction has 4179 states and 8020 transitions. [2022-01-28 14:22:33,392 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:33,392 INFO L276 IsEmpty]: Start isEmpty. Operand 4179 states and 8020 transitions. [2022-01-28 14:22:33,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:22:33,394 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:33,394 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:33,394 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-01-28 14:22:33,394 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:22:33,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:33,395 INFO L85 PathProgramCache]: Analyzing trace with hash -894016406, now seen corresponding path program 5 times [2022-01-28 14:22:33,395 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:33,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255468455] [2022-01-28 14:22:33,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:33,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:33,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:34,154 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:22:34,154 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:34,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255468455] [2022-01-28 14:22:34,155 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255468455] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:34,155 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:34,155 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:22:34,155 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989896107] [2022-01-28 14:22:34,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:34,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:22:34,156 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:34,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:22:34,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:22:34,157 INFO L87 Difference]: Start difference. First operand 4179 states and 8020 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:37,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:37,998 INFO L93 Difference]: Finished difference Result 6328 states and 12275 transitions. [2022-01-28 14:22:37,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-01-28 14:22:37,998 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:22:37,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:38,005 INFO L225 Difference]: With dead ends: 6328 [2022-01-28 14:22:38,005 INFO L226 Difference]: Without dead ends: 6328 [2022-01-28 14:22:38,006 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 841 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=919, Invalid=3503, Unknown=0, NotChecked=0, Total=4422 [2022-01-28 14:22:38,007 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 1954 mSDsluCounter, 4454 mSDsCounter, 0 mSdLazyCounter, 4575 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1954 SdHoareTripleChecker+Valid, 4806 SdHoareTripleChecker+Invalid, 4845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 4575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:38,007 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1954 Valid, 4806 Invalid, 4845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 4575 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-01-28 14:22:38,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6328 states. [2022-01-28 14:22:38,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6328 to 4171. [2022-01-28 14:22:38,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4171 states, 4148 states have (on average 1.9296046287367405) internal successors, (8004), 4170 states have internal predecessors, (8004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:38,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4171 states to 4171 states and 8004 transitions. [2022-01-28 14:22:38,051 INFO L78 Accepts]: Start accepts. Automaton has 4171 states and 8004 transitions. Word has length 224 [2022-01-28 14:22:38,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:38,051 INFO L470 AbstractCegarLoop]: Abstraction has 4171 states and 8004 transitions. [2022-01-28 14:22:38,052 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:38,052 INFO L276 IsEmpty]: Start isEmpty. Operand 4171 states and 8004 transitions. [2022-01-28 14:22:38,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:22:38,053 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:38,053 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:38,053 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-01-28 14:22:38,053 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:22:38,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:38,054 INFO L85 PathProgramCache]: Analyzing trace with hash -296625354, now seen corresponding path program 6 times [2022-01-28 14:22:38,054 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:38,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051631685] [2022-01-28 14:22:38,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:38,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:38,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:38,664 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:22:38,665 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:38,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051631685] [2022-01-28 14:22:38,665 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051631685] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:38,665 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:38,665 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:22:38,665 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087314553] [2022-01-28 14:22:38,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:38,665 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:22:38,666 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:38,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:22:38,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:22:38,666 INFO L87 Difference]: Start difference. First operand 4171 states and 8004 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:41,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:41,062 INFO L93 Difference]: Finished difference Result 6078 states and 11775 transitions. [2022-01-28 14:22:41,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-01-28 14:22:41,065 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:22:41,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:41,073 INFO L225 Difference]: With dead ends: 6078 [2022-01-28 14:22:41,073 INFO L226 Difference]: Without dead ends: 6078 [2022-01-28 14:22:41,073 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 719 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=794, Invalid=3112, Unknown=0, NotChecked=0, Total=3906 [2022-01-28 14:22:41,074 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1847 mSDsluCounter, 3585 mSDsCounter, 0 mSdLazyCounter, 3525 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1847 SdHoareTripleChecker+Valid, 3907 SdHoareTripleChecker+Invalid, 3725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 3525 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:41,074 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1847 Valid, 3907 Invalid, 3725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 3525 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-01-28 14:22:41,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6078 states. [2022-01-28 14:22:41,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6078 to 4172. [2022-01-28 14:22:41,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4172 states, 4149 states have (on average 1.9296215955651965) internal successors, (8006), 4171 states have internal predecessors, (8006), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:41,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4172 states to 4172 states and 8006 transitions. [2022-01-28 14:22:41,123 INFO L78 Accepts]: Start accepts. Automaton has 4172 states and 8006 transitions. Word has length 224 [2022-01-28 14:22:41,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:41,123 INFO L470 AbstractCegarLoop]: Abstraction has 4172 states and 8006 transitions. [2022-01-28 14:22:41,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:41,123 INFO L276 IsEmpty]: Start isEmpty. Operand 4172 states and 8006 transitions. [2022-01-28 14:22:41,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:22:41,125 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:41,125 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:41,125 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-01-28 14:22:41,125 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:22:41,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:41,125 INFO L85 PathProgramCache]: Analyzing trace with hash 1045307434, now seen corresponding path program 7 times [2022-01-28 14:22:41,126 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:41,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620610834] [2022-01-28 14:22:41,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:41,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:41,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:41,796 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:22:41,796 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:41,796 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620610834] [2022-01-28 14:22:41,796 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1620610834] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:41,796 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:41,796 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:22:41,797 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023386633] [2022-01-28 14:22:41,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:41,797 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:22:41,797 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:41,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:22:41,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:22:41,798 INFO L87 Difference]: Start difference. First operand 4172 states and 8006 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:44,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:44,981 INFO L93 Difference]: Finished difference Result 6214 states and 12047 transitions. [2022-01-28 14:22:44,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-01-28 14:22:44,982 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:22:44,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:44,989 INFO L225 Difference]: With dead ends: 6214 [2022-01-28 14:22:44,989 INFO L226 Difference]: Without dead ends: 6214 [2022-01-28 14:22:44,989 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 780 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=852, Invalid=3308, Unknown=0, NotChecked=0, Total=4160 [2022-01-28 14:22:44,991 INFO L933 BasicCegarLoop]: 345 mSDtfsCounter, 1858 mSDsluCounter, 4014 mSDsCounter, 0 mSdLazyCounter, 4123 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1858 SdHoareTripleChecker+Valid, 4352 SdHoareTripleChecker+Invalid, 4353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 4123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:44,991 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1858 Valid, 4352 Invalid, 4353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 4123 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:22:44,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6214 states. [2022-01-28 14:22:45,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6214 to 4170. [2022-01-28 14:22:45,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4170 states, 4147 states have (on average 1.9295876537255847) internal successors, (8002), 4169 states have internal predecessors, (8002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:45,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4170 states to 4170 states and 8002 transitions. [2022-01-28 14:22:45,045 INFO L78 Accepts]: Start accepts. Automaton has 4170 states and 8002 transitions. Word has length 224 [2022-01-28 14:22:45,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:45,046 INFO L470 AbstractCegarLoop]: Abstraction has 4170 states and 8002 transitions. [2022-01-28 14:22:45,046 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:45,046 INFO L276 IsEmpty]: Start isEmpty. Operand 4170 states and 8002 transitions. [2022-01-28 14:22:45,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:22:45,048 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:45,049 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:45,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-01-28 14:22:45,049 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:22:45,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:45,049 INFO L85 PathProgramCache]: Analyzing trace with hash -896695766, now seen corresponding path program 8 times [2022-01-28 14:22:45,049 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:45,049 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876511690] [2022-01-28 14:22:45,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:45,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:45,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:45,858 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:22:45,858 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:45,858 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876511690] [2022-01-28 14:22:45,859 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [876511690] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:45,859 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:45,859 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:22:45,859 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114164607] [2022-01-28 14:22:45,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:45,859 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:22:45,859 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:45,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:22:45,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:22:45,860 INFO L87 Difference]: Start difference. First operand 4170 states and 8002 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:49,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:49,718 INFO L93 Difference]: Finished difference Result 5935 states and 11491 transitions. [2022-01-28 14:22:49,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-01-28 14:22:49,718 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:22:49,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:49,727 INFO L225 Difference]: With dead ends: 5935 [2022-01-28 14:22:49,727 INFO L226 Difference]: Without dead ends: 5935 [2022-01-28 14:22:49,728 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 726 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=851, Invalid=3181, Unknown=0, NotChecked=0, Total=4032 [2022-01-28 14:22:49,728 INFO L933 BasicCegarLoop]: 423 mSDtfsCounter, 2039 mSDsluCounter, 3732 mSDsCounter, 0 mSdLazyCounter, 3783 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2039 SdHoareTripleChecker+Valid, 4146 SdHoareTripleChecker+Invalid, 4010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 3783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:49,729 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2039 Valid, 4146 Invalid, 4010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 3783 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-01-28 14:22:49,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5935 states. [2022-01-28 14:22:49,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5935 to 4170. [2022-01-28 14:22:49,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4170 states, 4147 states have (on average 1.9295876537255847) internal successors, (8002), 4169 states have internal predecessors, (8002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:49,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4170 states to 4170 states and 8002 transitions. [2022-01-28 14:22:49,773 INFO L78 Accepts]: Start accepts. Automaton has 4170 states and 8002 transitions. Word has length 224 [2022-01-28 14:22:49,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:49,774 INFO L470 AbstractCegarLoop]: Abstraction has 4170 states and 8002 transitions. [2022-01-28 14:22:49,774 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:49,774 INFO L276 IsEmpty]: Start isEmpty. Operand 4170 states and 8002 transitions. [2022-01-28 14:22:49,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:22:49,775 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:49,776 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:49,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-01-28 14:22:49,777 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:22:49,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:49,777 INFO L85 PathProgramCache]: Analyzing trace with hash 1303812500, now seen corresponding path program 9 times [2022-01-28 14:22:49,777 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:49,778 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610127836] [2022-01-28 14:22:49,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:49,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:49,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:50,282 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:22:50,282 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:50,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610127836] [2022-01-28 14:22:50,282 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610127836] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:50,282 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:50,282 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:22:50,283 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941170019] [2022-01-28 14:22:50,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:50,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:22:50,283 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:50,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:22:50,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:22:50,285 INFO L87 Difference]: Start difference. First operand 4170 states and 8002 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:53,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:53,304 INFO L93 Difference]: Finished difference Result 6068 states and 11755 transitions. [2022-01-28 14:22:53,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-01-28 14:22:53,304 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:22:53,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:53,311 INFO L225 Difference]: With dead ends: 6068 [2022-01-28 14:22:53,311 INFO L226 Difference]: Without dead ends: 6068 [2022-01-28 14:22:53,311 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 744 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=829, Invalid=3203, Unknown=0, NotChecked=0, Total=4032 [2022-01-28 14:22:53,312 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 2281 mSDsluCounter, 3926 mSDsCounter, 0 mSdLazyCounter, 3994 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2281 SdHoareTripleChecker+Valid, 4282 SdHoareTripleChecker+Invalid, 4224 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 3994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:53,312 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2281 Valid, 4282 Invalid, 4224 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 3994 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-01-28 14:22:53,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6068 states. [2022-01-28 14:22:53,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6068 to 4169. [2022-01-28 14:22:53,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4169 states, 4146 states have (on average 1.929570670525808) internal successors, (8000), 4168 states have internal predecessors, (8000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:53,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4169 states to 4169 states and 8000 transitions. [2022-01-28 14:22:53,364 INFO L78 Accepts]: Start accepts. Automaton has 4169 states and 8000 transitions. Word has length 224 [2022-01-28 14:22:53,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:53,364 INFO L470 AbstractCegarLoop]: Abstraction has 4169 states and 8000 transitions. [2022-01-28 14:22:53,364 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:53,364 INFO L276 IsEmpty]: Start isEmpty. Operand 4169 states and 8000 transitions. [2022-01-28 14:22:53,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:22:53,366 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:53,366 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:53,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-01-28 14:22:53,366 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:22:53,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:53,367 INFO L85 PathProgramCache]: Analyzing trace with hash -1649222008, now seen corresponding path program 10 times [2022-01-28 14:22:53,367 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:53,367 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294448593] [2022-01-28 14:22:53,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:53,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:53,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:53,983 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:22:53,983 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:53,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294448593] [2022-01-28 14:22:53,983 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294448593] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:53,983 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:53,983 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:22:53,983 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821319560] [2022-01-28 14:22:53,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:53,984 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:22:53,984 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:53,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:22:53,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:22:53,984 INFO L87 Difference]: Start difference. First operand 4169 states and 8000 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:58,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:58,092 INFO L93 Difference]: Finished difference Result 6060 states and 11738 transitions. [2022-01-28 14:22:58,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-01-28 14:22:58,092 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:22:58,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:58,099 INFO L225 Difference]: With dead ends: 6060 [2022-01-28 14:22:58,099 INFO L226 Difference]: Without dead ends: 6060 [2022-01-28 14:22:58,099 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 761 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=877, Invalid=3283, Unknown=0, NotChecked=0, Total=4160 [2022-01-28 14:22:58,100 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1820 mSDsluCounter, 5203 mSDsCounter, 0 mSdLazyCounter, 5448 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1820 SdHoareTripleChecker+Valid, 5577 SdHoareTripleChecker+Invalid, 5670 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 5448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:58,100 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1820 Valid, 5577 Invalid, 5670 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 5448 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-01-28 14:22:58,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6060 states. [2022-01-28 14:22:58,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6060 to 4149. [2022-01-28 14:22:58,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4149 states, 4126 states have (on average 1.9285021812893843) internal successors, (7957), 4148 states have internal predecessors, (7957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:58,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4149 states to 4149 states and 7957 transitions. [2022-01-28 14:22:58,148 INFO L78 Accepts]: Start accepts. Automaton has 4149 states and 7957 transitions. Word has length 224 [2022-01-28 14:22:58,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:58,148 INFO L470 AbstractCegarLoop]: Abstraction has 4149 states and 7957 transitions. [2022-01-28 14:22:58,148 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:58,148 INFO L276 IsEmpty]: Start isEmpty. Operand 4149 states and 7957 transitions. [2022-01-28 14:22:58,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:22:58,150 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:58,150 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:58,150 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-01-28 14:22:58,150 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:22:58,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:58,151 INFO L85 PathProgramCache]: Analyzing trace with hash -1356296123, now seen corresponding path program 2 times [2022-01-28 14:22:58,151 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:58,151 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891129000] [2022-01-28 14:22:58,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:58,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:58,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:58,841 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:22:58,841 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:58,841 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891129000] [2022-01-28 14:22:58,841 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891129000] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:58,841 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:58,841 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-28 14:22:58,842 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648389154] [2022-01-28 14:22:58,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:58,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-01-28 14:22:58,842 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:58,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-01-28 14:22:58,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=751, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:22:58,843 INFO L87 Difference]: Start difference. First operand 4149 states and 7957 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:00,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:23:00,672 INFO L93 Difference]: Finished difference Result 7117 states and 13810 transitions. [2022-01-28 14:23:00,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-01-28 14:23:00,672 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:23:00,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:23:00,681 INFO L225 Difference]: With dead ends: 7117 [2022-01-28 14:23:00,682 INFO L226 Difference]: Without dead ends: 7117 [2022-01-28 14:23:00,682 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 870 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=709, Invalid=3073, Unknown=0, NotChecked=0, Total=3782 [2022-01-28 14:23:00,682 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 2721 mSDsluCounter, 2583 mSDsCounter, 0 mSdLazyCounter, 2879 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2721 SdHoareTripleChecker+Valid, 2817 SdHoareTripleChecker+Invalid, 3050 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 2879 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:23:00,682 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2721 Valid, 2817 Invalid, 3050 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 2879 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-28 14:23:00,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7117 states. [2022-01-28 14:23:00,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7117 to 4121. [2022-01-28 14:23:00,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4121 states, 4098 states have (on average 1.927037579306979) internal successors, (7897), 4120 states have internal predecessors, (7897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:00,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4121 states to 4121 states and 7897 transitions. [2022-01-28 14:23:00,738 INFO L78 Accepts]: Start accepts. Automaton has 4121 states and 7897 transitions. Word has length 224 [2022-01-28 14:23:00,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:23:00,739 INFO L470 AbstractCegarLoop]: Abstraction has 4121 states and 7897 transitions. [2022-01-28 14:23:00,739 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:00,739 INFO L276 IsEmpty]: Start isEmpty. Operand 4121 states and 7897 transitions. [2022-01-28 14:23:00,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:23:00,741 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:23:00,741 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:23:00,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-01-28 14:23:00,741 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:23:00,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:23:00,741 INFO L85 PathProgramCache]: Analyzing trace with hash -1848183907, now seen corresponding path program 3 times [2022-01-28 14:23:00,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:23:00,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512249659] [2022-01-28 14:23:00,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:23:00,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:23:00,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:23:01,332 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:23:01,332 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:23:01,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512249659] [2022-01-28 14:23:01,332 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512249659] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:23:01,332 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:23:01,332 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:23:01,332 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706524519] [2022-01-28 14:23:01,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:23:01,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:23:01,333 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:23:01,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:23:01,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=714, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:23:01,333 INFO L87 Difference]: Start difference. First operand 4121 states and 7897 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:03,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:23:03,937 INFO L93 Difference]: Finished difference Result 5545 states and 10703 transitions. [2022-01-28 14:23:03,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-01-28 14:23:03,937 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:23:03,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:23:03,943 INFO L225 Difference]: With dead ends: 5545 [2022-01-28 14:23:03,944 INFO L226 Difference]: Without dead ends: 5545 [2022-01-28 14:23:03,944 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 671 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=573, Invalid=2967, Unknown=0, NotChecked=0, Total=3540 [2022-01-28 14:23:03,944 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 1828 mSDsluCounter, 3075 mSDsCounter, 0 mSdLazyCounter, 3041 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1828 SdHoareTripleChecker+Valid, 3329 SdHoareTripleChecker+Invalid, 3140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 3041 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:23:03,945 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1828 Valid, 3329 Invalid, 3140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 3041 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-01-28 14:23:03,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5545 states. [2022-01-28 14:23:03,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5545 to 4204. [2022-01-28 14:23:03,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4204 states, 4181 states have (on average 1.9292035398230087) internal successors, (8066), 4203 states have internal predecessors, (8066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:03,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4204 states to 4204 states and 8066 transitions. [2022-01-28 14:23:03,987 INFO L78 Accepts]: Start accepts. Automaton has 4204 states and 8066 transitions. Word has length 224 [2022-01-28 14:23:03,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:23:03,987 INFO L470 AbstractCegarLoop]: Abstraction has 4204 states and 8066 transitions. [2022-01-28 14:23:03,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:03,988 INFO L276 IsEmpty]: Start isEmpty. Operand 4204 states and 8066 transitions. [2022-01-28 14:23:03,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:23:03,989 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:23:03,989 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:23:03,989 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-01-28 14:23:03,990 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:23:03,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:23:03,990 INFO L85 PathProgramCache]: Analyzing trace with hash -2143228608, now seen corresponding path program 11 times [2022-01-28 14:23:03,990 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:23:03,990 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857481109] [2022-01-28 14:23:03,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:23:03,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:23:04,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:23:04,722 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:23:04,722 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:23:04,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857481109] [2022-01-28 14:23:04,722 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857481109] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:23:04,722 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:23:04,722 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:23:04,722 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030663198] [2022-01-28 14:23:04,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:23:04,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:23:04,723 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:23:04,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:23:04,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=714, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:23:04,723 INFO L87 Difference]: Start difference. First operand 4204 states and 8066 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:08,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:23:08,315 INFO L93 Difference]: Finished difference Result 5672 states and 10959 transitions. [2022-01-28 14:23:08,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-01-28 14:23:08,316 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:23:08,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:23:08,322 INFO L225 Difference]: With dead ends: 5672 [2022-01-28 14:23:08,322 INFO L226 Difference]: Without dead ends: 5672 [2022-01-28 14:23:08,323 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 895 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=909, Invalid=3647, Unknown=0, NotChecked=0, Total=4556 [2022-01-28 14:23:08,323 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 2300 mSDsluCounter, 2484 mSDsCounter, 0 mSdLazyCounter, 2901 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2300 SdHoareTripleChecker+Valid, 2797 SdHoareTripleChecker+Invalid, 3109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 2901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:23:08,323 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2300 Valid, 2797 Invalid, 3109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 2901 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-01-28 14:23:08,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5672 states. [2022-01-28 14:23:08,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5672 to 4208. [2022-01-28 14:23:08,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4208 states, 4185 states have (on average 1.930227001194743) internal successors, (8078), 4207 states have internal predecessors, (8078), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:08,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4208 states to 4208 states and 8078 transitions. [2022-01-28 14:23:08,366 INFO L78 Accepts]: Start accepts. Automaton has 4208 states and 8078 transitions. Word has length 224 [2022-01-28 14:23:08,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:23:08,366 INFO L470 AbstractCegarLoop]: Abstraction has 4208 states and 8078 transitions. [2022-01-28 14:23:08,366 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:08,366 INFO L276 IsEmpty]: Start isEmpty. Operand 4208 states and 8078 transitions. [2022-01-28 14:23:08,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:23:08,368 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:23:08,368 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:23:08,368 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-01-28 14:23:08,368 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:23:08,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:23:08,368 INFO L85 PathProgramCache]: Analyzing trace with hash -1894108225, now seen corresponding path program 4 times [2022-01-28 14:23:08,368 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:23:08,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810326702] [2022-01-28 14:23:08,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:23:08,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:23:08,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:23:09,063 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:23:09,063 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:23:09,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810326702] [2022-01-28 14:23:09,063 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810326702] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:23:09,063 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:23:09,063 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-28 14:23:09,063 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659541953] [2022-01-28 14:23:09,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:23:09,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-01-28 14:23:09,064 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:23:09,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-01-28 14:23:09,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=751, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:23:09,064 INFO L87 Difference]: Start difference. First operand 4208 states and 8078 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:11,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:23:11,603 INFO L93 Difference]: Finished difference Result 6316 states and 12248 transitions. [2022-01-28 14:23:11,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-01-28 14:23:11,603 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:23:11,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:23:11,612 INFO L225 Difference]: With dead ends: 6316 [2022-01-28 14:23:11,612 INFO L226 Difference]: Without dead ends: 6316 [2022-01-28 14:23:11,613 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 881 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=681, Invalid=3101, Unknown=0, NotChecked=0, Total=3782 [2022-01-28 14:23:11,613 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 2623 mSDsluCounter, 2708 mSDsCounter, 0 mSdLazyCounter, 2780 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2623 SdHoareTripleChecker+Valid, 2966 SdHoareTripleChecker+Invalid, 2947 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 2780 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:23:11,613 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2623 Valid, 2966 Invalid, 2947 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 2780 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:23:11,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6316 states. [2022-01-28 14:23:11,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6316 to 4148. [2022-01-28 14:23:11,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4148 states, 4125 states have (on average 1.9282424242424243) internal successors, (7954), 4147 states have internal predecessors, (7954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:11,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 4148 states and 7954 transitions. [2022-01-28 14:23:11,661 INFO L78 Accepts]: Start accepts. Automaton has 4148 states and 7954 transitions. Word has length 224 [2022-01-28 14:23:11,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:23:11,661 INFO L470 AbstractCegarLoop]: Abstraction has 4148 states and 7954 transitions. [2022-01-28 14:23:11,661 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:11,661 INFO L276 IsEmpty]: Start isEmpty. Operand 4148 states and 7954 transitions. [2022-01-28 14:23:11,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:23:11,662 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:23:11,663 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:23:11,663 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-01-28 14:23:11,663 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:23:11,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:23:11,663 INFO L85 PathProgramCache]: Analyzing trace with hash -78037756, now seen corresponding path program 12 times [2022-01-28 14:23:11,663 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:23:11,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386250029] [2022-01-28 14:23:11,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:23:11,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:23:11,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:23:12,413 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:23:12,413 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:23:12,413 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386250029] [2022-01-28 14:23:12,413 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386250029] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:23:12,413 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:23:12,414 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:23:12,414 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522883147] [2022-01-28 14:23:12,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:23:12,414 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:23:12,414 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:23:12,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:23:12,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:23:12,414 INFO L87 Difference]: Start difference. First operand 4148 states and 7954 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:16,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:23:16,469 INFO L93 Difference]: Finished difference Result 4640 states and 8936 transitions. [2022-01-28 14:23:16,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-01-28 14:23:16,470 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:23:16,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:23:16,474 INFO L225 Difference]: With dead ends: 4640 [2022-01-28 14:23:16,475 INFO L226 Difference]: Without dead ends: 4640 [2022-01-28 14:23:16,475 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 882 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=909, Invalid=3647, Unknown=0, NotChecked=0, Total=4556 [2022-01-28 14:23:16,475 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 1807 mSDsluCounter, 3195 mSDsCounter, 0 mSdLazyCounter, 3436 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1807 SdHoareTripleChecker+Valid, 3455 SdHoareTripleChecker+Invalid, 3627 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 3436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-01-28 14:23:16,475 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1807 Valid, 3455 Invalid, 3627 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 3436 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-01-28 14:23:16,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4640 states. [2022-01-28 14:23:16,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4640 to 4140. [2022-01-28 14:23:16,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4140 states, 4117 states have (on average 1.928102987612339) internal successors, (7938), 4139 states have internal predecessors, (7938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:16,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4140 states to 4140 states and 7938 transitions. [2022-01-28 14:23:16,512 INFO L78 Accepts]: Start accepts. Automaton has 4140 states and 7938 transitions. Word has length 224 [2022-01-28 14:23:16,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:23:16,512 INFO L470 AbstractCegarLoop]: Abstraction has 4140 states and 7938 transitions. [2022-01-28 14:23:16,512 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:16,512 INFO L276 IsEmpty]: Start isEmpty. Operand 4140 states and 7938 transitions. [2022-01-28 14:23:16,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:23:16,514 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:23:16,514 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:23:16,514 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-01-28 14:23:16,514 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:23:16,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:23:16,514 INFO L85 PathProgramCache]: Analyzing trace with hash 519353296, now seen corresponding path program 13 times [2022-01-28 14:23:16,514 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:23:16,514 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473980256] [2022-01-28 14:23:16,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:23:16,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:23:16,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:23:17,120 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:23:17,120 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:23:17,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473980256] [2022-01-28 14:23:17,120 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473980256] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:23:17,120 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:23:17,120 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:23:17,121 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331973009] [2022-01-28 14:23:17,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:23:17,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:23:17,121 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:23:17,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:23:17,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:23:17,121 INFO L87 Difference]: Start difference. First operand 4140 states and 7938 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:19,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:23:19,628 INFO L93 Difference]: Finished difference Result 4499 states and 8652 transitions. [2022-01-28 14:23:19,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-01-28 14:23:19,628 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:23:19,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:23:19,633 INFO L225 Difference]: With dead ends: 4499 [2022-01-28 14:23:19,633 INFO L226 Difference]: Without dead ends: 4499 [2022-01-28 14:23:19,634 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 745 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=772, Invalid=3134, Unknown=0, NotChecked=0, Total=3906 [2022-01-28 14:23:19,634 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 2247 mSDsluCounter, 2693 mSDsCounter, 0 mSdLazyCounter, 2668 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2247 SdHoareTripleChecker+Valid, 2943 SdHoareTripleChecker+Invalid, 2829 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 2668 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:23:19,634 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2247 Valid, 2943 Invalid, 2829 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 2668 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-28 14:23:19,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4499 states. [2022-01-28 14:23:19,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4499 to 4138. [2022-01-28 14:23:19,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4138 states, 4115 states have (on average 1.9280680437424058) internal successors, (7934), 4137 states have internal predecessors, (7934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:19,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4138 states to 4138 states and 7934 transitions. [2022-01-28 14:23:19,671 INFO L78 Accepts]: Start accepts. Automaton has 4138 states and 7934 transitions. Word has length 224 [2022-01-28 14:23:19,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:23:19,671 INFO L470 AbstractCegarLoop]: Abstraction has 4138 states and 7934 transitions. [2022-01-28 14:23:19,671 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:19,671 INFO L276 IsEmpty]: Start isEmpty. Operand 4138 states and 7934 transitions. [2022-01-28 14:23:19,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:23:19,673 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:23:19,673 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:23:19,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-01-28 14:23:19,673 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:23:19,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:23:19,674 INFO L85 PathProgramCache]: Analyzing trace with hash 1861286084, now seen corresponding path program 14 times [2022-01-28 14:23:19,674 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:23:19,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538629541] [2022-01-28 14:23:19,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:23:19,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:23:19,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:23:20,409 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:23:20,409 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:23:20,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538629541] [2022-01-28 14:23:20,409 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538629541] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:23:20,409 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:23:20,409 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:23:20,409 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643548178] [2022-01-28 14:23:20,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:23:20,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:23:20,410 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:23:20,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:23:20,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:23:20,410 INFO L87 Difference]: Start difference. First operand 4138 states and 7934 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:23,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:23:23,843 INFO L93 Difference]: Finished difference Result 4619 states and 8889 transitions. [2022-01-28 14:23:23,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-01-28 14:23:23,843 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:23:23,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:23:23,848 INFO L225 Difference]: With dead ends: 4619 [2022-01-28 14:23:23,849 INFO L226 Difference]: Without dead ends: 4619 [2022-01-28 14:23:23,849 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 812 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=819, Invalid=3341, Unknown=0, NotChecked=0, Total=4160 [2022-01-28 14:23:23,849 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 2151 mSDsluCounter, 2908 mSDsCounter, 0 mSdLazyCounter, 2952 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2151 SdHoareTripleChecker+Valid, 3172 SdHoareTripleChecker+Invalid, 3135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 2952 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:23:23,849 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2151 Valid, 3172 Invalid, 3135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 2952 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-01-28 14:23:23,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4619 states. [2022-01-28 14:23:23,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4619 to 4110. [2022-01-28 14:23:23,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4110 states, 4087 states have (on average 1.9268412038169807) internal successors, (7875), 4109 states have internal predecessors, (7875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:23,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4110 states to 4110 states and 7875 transitions. [2022-01-28 14:23:23,896 INFO L78 Accepts]: Start accepts. Automaton has 4110 states and 7875 transitions. Word has length 224 [2022-01-28 14:23:23,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:23:23,896 INFO L470 AbstractCegarLoop]: Abstraction has 4110 states and 7875 transitions. [2022-01-28 14:23:23,896 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:23,896 INFO L276 IsEmpty]: Start isEmpty. Operand 4110 states and 7875 transitions. [2022-01-28 14:23:23,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:23:23,898 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:23:23,902 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:23:23,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-01-28 14:23:23,903 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:23:23,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:23:23,903 INFO L85 PathProgramCache]: Analyzing trace with hash 2038896641, now seen corresponding path program 5 times [2022-01-28 14:23:23,904 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:23:23,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281728083] [2022-01-28 14:23:23,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:23:23,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:23:23,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:23:24,541 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:23:24,542 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:23:24,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281728083] [2022-01-28 14:23:24,542 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281728083] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:23:24,542 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:23:24,542 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:23:24,542 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824540967] [2022-01-28 14:23:24,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:23:24,542 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:23:24,542 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:23:24,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:23:24,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:23:24,543 INFO L87 Difference]: Start difference. First operand 4110 states and 7875 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:26,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:23:26,847 INFO L93 Difference]: Finished difference Result 5513 states and 10638 transitions. [2022-01-28 14:23:26,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-01-28 14:23:26,847 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:23:26,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:23:26,854 INFO L225 Difference]: With dead ends: 5513 [2022-01-28 14:23:26,854 INFO L226 Difference]: Without dead ends: 5513 [2022-01-28 14:23:26,854 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 776 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=639, Invalid=3521, Unknown=0, NotChecked=0, Total=4160 [2022-01-28 14:23:26,855 INFO L933 BasicCegarLoop]: 281 mSDtfsCounter, 2129 mSDsluCounter, 2707 mSDsCounter, 0 mSdLazyCounter, 2683 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2129 SdHoareTripleChecker+Valid, 2983 SdHoareTripleChecker+Invalid, 2799 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 2683 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:23:26,855 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2129 Valid, 2983 Invalid, 2799 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 2683 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-28 14:23:26,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5513 states. [2022-01-28 14:23:26,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5513 to 4173. [2022-01-28 14:23:26,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4173 states, 4150 states have (on average 1.9286746987951808) internal successors, (8004), 4172 states have internal predecessors, (8004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:26,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4173 states to 4173 states and 8004 transitions. [2022-01-28 14:23:26,906 INFO L78 Accepts]: Start accepts. Automaton has 4173 states and 8004 transitions. Word has length 224 [2022-01-28 14:23:26,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:23:26,906 INFO L470 AbstractCegarLoop]: Abstraction has 4173 states and 8004 transitions. [2022-01-28 14:23:26,906 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:26,906 INFO L276 IsEmpty]: Start isEmpty. Operand 4173 states and 8004 transitions. [2022-01-28 14:23:26,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:23:26,908 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:23:26,908 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:23:26,908 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-01-28 14:23:26,908 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:23:26,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:23:26,909 INFO L85 PathProgramCache]: Analyzing trace with hash 1743851940, now seen corresponding path program 15 times [2022-01-28 14:23:26,909 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:23:26,909 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830182378] [2022-01-28 14:23:26,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:23:26,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:23:26,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:23:27,664 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:23:27,664 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:23:27,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830182378] [2022-01-28 14:23:27,664 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830182378] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:23:27,665 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:23:27,665 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:23:27,665 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613800671] [2022-01-28 14:23:27,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:23:27,665 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:23:27,665 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:23:27,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:23:27,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=714, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:23:27,666 INFO L87 Difference]: Start difference. First operand 4173 states and 8004 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:31,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:23:31,799 INFO L93 Difference]: Finished difference Result 5395 states and 10401 transitions. [2022-01-28 14:23:31,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-01-28 14:23:31,799 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:23:31,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:23:31,806 INFO L225 Difference]: With dead ends: 5395 [2022-01-28 14:23:31,807 INFO L226 Difference]: Without dead ends: 5395 [2022-01-28 14:23:31,807 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1012 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=945, Invalid=3885, Unknown=0, NotChecked=0, Total=4830 [2022-01-28 14:23:31,807 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 2121 mSDsluCounter, 3506 mSDsCounter, 0 mSdLazyCounter, 4070 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2121 SdHoareTripleChecker+Valid, 3842 SdHoareTripleChecker+Invalid, 4241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 4070 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:23:31,808 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2121 Valid, 3842 Invalid, 4241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 4070 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-01-28 14:23:31,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5395 states. [2022-01-28 14:23:31,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5395 to 4148. [2022-01-28 14:23:31,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4148 states, 4125 states have (on average 1.9284848484848485) internal successors, (7955), 4147 states have internal predecessors, (7955), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:31,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 4148 states and 7955 transitions. [2022-01-28 14:23:31,887 INFO L78 Accepts]: Start accepts. Automaton has 4148 states and 7955 transitions. Word has length 224 [2022-01-28 14:23:31,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:23:31,887 INFO L470 AbstractCegarLoop]: Abstraction has 4148 states and 7955 transitions. [2022-01-28 14:23:31,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:31,888 INFO L276 IsEmpty]: Start isEmpty. Operand 4148 states and 7955 transitions. [2022-01-28 14:23:31,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:23:31,889 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:23:31,889 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:23:31,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-01-28 14:23:31,889 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:23:31,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:23:31,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1992972323, now seen corresponding path program 6 times [2022-01-28 14:23:31,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:23:31,890 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142706066] [2022-01-28 14:23:31,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:23:31,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:23:31,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:23:32,597 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:23:32,597 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:23:32,597 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142706066] [2022-01-28 14:23:32,598 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142706066] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:23:32,598 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:23:32,598 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-28 14:23:32,598 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452735289] [2022-01-28 14:23:32,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:23:32,598 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-01-28 14:23:32,598 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:23:32,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-01-28 14:23:32,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=752, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:23:32,599 INFO L87 Difference]: Start difference. First operand 4148 states and 7955 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:35,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:23:35,004 INFO L93 Difference]: Finished difference Result 5476 states and 10524 transitions. [2022-01-28 14:23:35,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-01-28 14:23:35,005 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:23:35,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:23:35,011 INFO L225 Difference]: With dead ends: 5476 [2022-01-28 14:23:35,011 INFO L226 Difference]: Without dead ends: 5476 [2022-01-28 14:23:35,011 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1162 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=781, Invalid=3775, Unknown=0, NotChecked=0, Total=4556 [2022-01-28 14:23:35,012 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 2285 mSDsluCounter, 3102 mSDsCounter, 0 mSdLazyCounter, 3455 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2285 SdHoareTripleChecker+Valid, 3361 SdHoareTripleChecker+Invalid, 3613 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 3455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:23:35,012 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2285 Valid, 3361 Invalid, 3613 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 3455 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:23:35,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5476 states. [2022-01-28 14:23:35,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5476 to 4131. [2022-01-28 14:23:35,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4131 states, 4108 states have (on average 1.9279454722492697) internal successors, (7920), 4130 states have internal predecessors, (7920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:35,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4131 states to 4131 states and 7920 transitions. [2022-01-28 14:23:35,052 INFO L78 Accepts]: Start accepts. Automaton has 4131 states and 7920 transitions. Word has length 224 [2022-01-28 14:23:35,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:23:35,053 INFO L470 AbstractCegarLoop]: Abstraction has 4131 states and 7920 transitions. [2022-01-28 14:23:35,053 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:35,053 INFO L276 IsEmpty]: Start isEmpty. Operand 4131 states and 7920 transitions. [2022-01-28 14:23:35,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:23:35,054 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:23:35,054 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:23:35,054 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-01-28 14:23:35,055 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:23:35,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:23:35,055 INFO L85 PathProgramCache]: Analyzing trace with hash -1906281722, now seen corresponding path program 16 times [2022-01-28 14:23:35,055 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:23:35,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142767894] [2022-01-28 14:23:35,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:23:35,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:23:35,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:23:35,500 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:23:35,501 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:23:35,501 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142767894] [2022-01-28 14:23:35,501 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142767894] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:23:35,501 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:23:35,501 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:23:35,501 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787932615] [2022-01-28 14:23:35,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:23:35,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:23:35,501 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:23:35,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:23:35,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=699, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:23:35,502 INFO L87 Difference]: Start difference. First operand 4131 states and 7920 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:38,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:23:38,211 INFO L93 Difference]: Finished difference Result 5488 states and 10545 transitions. [2022-01-28 14:23:38,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-01-28 14:23:38,211 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:23:38,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:23:38,218 INFO L225 Difference]: With dead ends: 5488 [2022-01-28 14:23:38,218 INFO L226 Difference]: Without dead ends: 5488 [2022-01-28 14:23:38,219 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1358 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1099, Invalid=4451, Unknown=0, NotChecked=0, Total=5550 [2022-01-28 14:23:38,219 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 2571 mSDsluCounter, 3626 mSDsCounter, 0 mSdLazyCounter, 4297 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2571 SdHoareTripleChecker+Valid, 3953 SdHoareTripleChecker+Invalid, 4528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 4297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:23:38,219 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2571 Valid, 3953 Invalid, 4528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 4297 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-01-28 14:23:38,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5488 states. [2022-01-28 14:23:38,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5488 to 3723. [2022-01-28 14:23:38,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3723 states, 3704 states have (on average 1.9171166306695464) internal successors, (7101), 3722 states have internal predecessors, (7101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:38,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3723 states to 3723 states and 7101 transitions. [2022-01-28 14:23:38,285 INFO L78 Accepts]: Start accepts. Automaton has 3723 states and 7101 transitions. Word has length 224 [2022-01-28 14:23:38,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:23:38,286 INFO L470 AbstractCegarLoop]: Abstraction has 3723 states and 7101 transitions. [2022-01-28 14:23:38,286 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:38,286 INFO L276 IsEmpty]: Start isEmpty. Operand 3723 states and 7101 transitions. [2022-01-28 14:23:38,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:23:38,287 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:23:38,287 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:23:38,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-01-28 14:23:38,288 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:23:38,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:23:38,288 INFO L85 PathProgramCache]: Analyzing trace with hash 1297060293, now seen corresponding path program 7 times [2022-01-28 14:23:38,289 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:23:38,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897544190] [2022-01-28 14:23:38,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:23:38,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:23:38,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:23:39,222 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:23:39,223 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:23:39,223 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897544190] [2022-01-28 14:23:39,223 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897544190] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:23:39,223 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:23:39,223 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-28 14:23:39,223 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896909630] [2022-01-28 14:23:39,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:23:39,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-01-28 14:23:39,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:23:39,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-01-28 14:23:39,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=757, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:23:39,224 INFO L87 Difference]: Start difference. First operand 3723 states and 7101 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:41,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:23:41,917 INFO L93 Difference]: Finished difference Result 4060 states and 7731 transitions. [2022-01-28 14:23:41,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-01-28 14:23:41,917 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:23:41,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:23:41,921 INFO L225 Difference]: With dead ends: 4060 [2022-01-28 14:23:41,921 INFO L226 Difference]: Without dead ends: 4060 [2022-01-28 14:23:41,922 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 978 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=742, Invalid=3548, Unknown=0, NotChecked=0, Total=4290 [2022-01-28 14:23:41,922 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 3097 mSDsluCounter, 2528 mSDsCounter, 0 mSdLazyCounter, 3014 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3097 SdHoareTripleChecker+Valid, 2758 SdHoareTripleChecker+Invalid, 3271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 3014 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:23:41,922 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3097 Valid, 2758 Invalid, 3271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 3014 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-01-28 14:23:41,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4060 states. [2022-01-28 14:23:41,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4060 to 3710. [2022-01-28 14:23:41,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3710 states, 3691 states have (on average 1.916824708751016) internal successors, (7075), 3709 states have internal predecessors, (7075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:41,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3710 states and 7075 transitions. [2022-01-28 14:23:41,955 INFO L78 Accepts]: Start accepts. Automaton has 3710 states and 7075 transitions. Word has length 224 [2022-01-28 14:23:41,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:23:41,955 INFO L470 AbstractCegarLoop]: Abstraction has 3710 states and 7075 transitions. [2022-01-28 14:23:41,955 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:41,955 INFO L276 IsEmpty]: Start isEmpty. Operand 3710 states and 7075 transitions. [2022-01-28 14:23:41,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:23:41,957 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:23:41,957 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:23:41,957 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-01-28 14:23:41,957 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:23:41,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:23:41,957 INFO L85 PathProgramCache]: Analyzing trace with hash -1709292115, now seen corresponding path program 8 times [2022-01-28 14:23:41,957 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:23:41,957 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661745148] [2022-01-28 14:23:41,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:23:41,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:23:41,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:23:42,705 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:23:42,706 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:23:42,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661745148] [2022-01-28 14:23:42,706 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661745148] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:23:42,706 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:23:42,706 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-28 14:23:42,706 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869234860] [2022-01-28 14:23:42,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:23:42,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-01-28 14:23:42,706 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:23:42,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-01-28 14:23:42,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=758, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:23:42,707 INFO L87 Difference]: Start difference. First operand 3710 states and 7075 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:45,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:23:45,533 INFO L93 Difference]: Finished difference Result 4030 states and 7671 transitions. [2022-01-28 14:23:45,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-01-28 14:23:45,533 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:23:45,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:23:45,538 INFO L225 Difference]: With dead ends: 4030 [2022-01-28 14:23:45,538 INFO L226 Difference]: Without dead ends: 4030 [2022-01-28 14:23:45,538 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1156 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=798, Invalid=4032, Unknown=0, NotChecked=0, Total=4830 [2022-01-28 14:23:45,539 INFO L933 BasicCegarLoop]: 247 mSDtfsCounter, 2460 mSDsluCounter, 3327 mSDsCounter, 0 mSdLazyCounter, 3411 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2460 SdHoareTripleChecker+Valid, 3569 SdHoareTripleChecker+Invalid, 3631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 3411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-01-28 14:23:45,539 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2460 Valid, 3569 Invalid, 3631 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 3411 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-01-28 14:23:45,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4030 states. [2022-01-28 14:23:45,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4030 to 3697. [2022-01-28 14:23:45,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3697 states, 3678 states have (on average 1.9165307232191409) internal successors, (7049), 3696 states have internal predecessors, (7049), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:45,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3697 states to 3697 states and 7049 transitions. [2022-01-28 14:23:45,571 INFO L78 Accepts]: Start accepts. Automaton has 3697 states and 7049 transitions. Word has length 224 [2022-01-28 14:23:45,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:23:45,571 INFO L470 AbstractCegarLoop]: Abstraction has 3697 states and 7049 transitions. [2022-01-28 14:23:45,572 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:45,572 INFO L276 IsEmpty]: Start isEmpty. Operand 3697 states and 7049 transitions. [2022-01-28 14:23:45,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-01-28 14:23:45,573 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:23:45,573 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:23:45,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-01-28 14:23:45,573 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:23:45,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:23:45,574 INFO L85 PathProgramCache]: Analyzing trace with hash -1525936123, now seen corresponding path program 9 times [2022-01-28 14:23:45,574 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:23:45,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217881427] [2022-01-28 14:23:45,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:23:45,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:23:45,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:23:46,517 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:23:46,518 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:23:46,518 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217881427] [2022-01-28 14:23:46,518 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217881427] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:23:46,518 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:23:46,518 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-28 14:23:46,518 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492882963] [2022-01-28 14:23:46,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:23:46,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-01-28 14:23:46,518 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:23:46,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-01-28 14:23:46,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=757, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:23:46,519 INFO L87 Difference]: Start difference. First operand 3697 states and 7049 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:49,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:23:49,073 INFO L93 Difference]: Finished difference Result 3973 states and 7557 transitions. [2022-01-28 14:23:49,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-01-28 14:23:49,074 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-01-28 14:23:49,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:23:49,078 INFO L225 Difference]: With dead ends: 3973 [2022-01-28 14:23:49,078 INFO L226 Difference]: Without dead ends: 3973 [2022-01-28 14:23:49,078 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1193 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=880, Invalid=4232, Unknown=0, NotChecked=0, Total=5112 [2022-01-28 14:23:49,079 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 2231 mSDsluCounter, 3365 mSDsCounter, 0 mSdLazyCounter, 3689 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2231 SdHoareTripleChecker+Valid, 3621 SdHoareTripleChecker+Invalid, 3889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 3689 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:23:49,079 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2231 Valid, 3621 Invalid, 3889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 3689 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-01-28 14:23:49,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3973 states. [2022-01-28 14:23:49,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3973 to 3675. [2022-01-28 14:23:49,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3675 states, 3656 states have (on average 1.9160284463894968) internal successors, (7005), 3674 states have internal predecessors, (7005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:49,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3675 states to 3675 states and 7005 transitions. [2022-01-28 14:23:49,110 INFO L78 Accepts]: Start accepts. Automaton has 3675 states and 7005 transitions. Word has length 224 [2022-01-28 14:23:49,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:23:49,111 INFO L470 AbstractCegarLoop]: Abstraction has 3675 states and 7005 transitions. [2022-01-28 14:23:49,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:49,111 INFO L276 IsEmpty]: Start isEmpty. Operand 3675 states and 7005 transitions. [2022-01-28 14:23:49,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-01-28 14:23:49,112 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:23:49,112 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:23:49,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-01-28 14:23:49,113 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:23:49,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:23:49,113 INFO L85 PathProgramCache]: Analyzing trace with hash 2103956365, now seen corresponding path program 1 times [2022-01-28 14:23:49,113 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:23:49,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015219802] [2022-01-28 14:23:49,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:23:49,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:23:49,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:23:49,339 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:23:49,339 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:23:49,340 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015219802] [2022-01-28 14:23:49,340 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015219802] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:23:49,340 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:23:49,340 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-01-28 14:23:49,340 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569236387] [2022-01-28 14:23:49,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:23:49,340 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-01-28 14:23:49,340 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:23:49,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-01-28 14:23:49,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2022-01-28 14:23:49,341 INFO L87 Difference]: Start difference. First operand 3675 states and 7005 transitions. Second operand has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:49,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:23:49,811 INFO L93 Difference]: Finished difference Result 3696 states and 7046 transitions. [2022-01-28 14:23:49,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-01-28 14:23:49,811 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-01-28 14:23:49,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:23:49,814 INFO L225 Difference]: With dead ends: 3696 [2022-01-28 14:23:49,814 INFO L226 Difference]: Without dead ends: 3696 [2022-01-28 14:23:49,815 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=234, Invalid=696, Unknown=0, NotChecked=0, Total=930 [2022-01-28 14:23:49,815 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1101 mSDsluCounter, 1166 mSDsCounter, 0 mSdLazyCounter, 1000 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1101 SdHoareTripleChecker+Valid, 1480 SdHoareTripleChecker+Invalid, 1073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 1000 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:23:49,815 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1101 Valid, 1480 Invalid, 1073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 1000 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-01-28 14:23:49,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3696 states. [2022-01-28 14:23:49,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3696 to 3645. [2022-01-28 14:23:49,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3645 states, 3626 states have (on average 1.9153337010479867) internal successors, (6945), 3644 states have internal predecessors, (6945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:49,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3645 states to 3645 states and 6945 transitions. [2022-01-28 14:23:49,846 INFO L78 Accepts]: Start accepts. Automaton has 3645 states and 6945 transitions. Word has length 226 [2022-01-28 14:23:49,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:23:49,846 INFO L470 AbstractCegarLoop]: Abstraction has 3645 states and 6945 transitions. [2022-01-28 14:23:49,846 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:49,846 INFO L276 IsEmpty]: Start isEmpty. Operand 3645 states and 6945 transitions. [2022-01-28 14:23:49,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-01-28 14:23:49,848 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:23:49,848 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:23:49,848 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-01-28 14:23:49,848 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:23:49,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:23:49,849 INFO L85 PathProgramCache]: Analyzing trace with hash 475376987, now seen corresponding path program 1 times [2022-01-28 14:23:49,849 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:23:49,849 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220290876] [2022-01-28 14:23:49,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:23:49,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:23:49,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:23:50,480 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:23:50,481 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:23:50,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220290876] [2022-01-28 14:23:50,481 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220290876] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:23:50,481 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:23:50,481 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:23:50,481 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653771975] [2022-01-28 14:23:50,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:23:50,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:23:50,481 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:23:50,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:23:50,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=716, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:23:50,482 INFO L87 Difference]: Start difference. First operand 3645 states and 6945 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:52,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:23:52,394 INFO L93 Difference]: Finished difference Result 5779 states and 11134 transitions. [2022-01-28 14:23:52,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-01-28 14:23:52,394 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-01-28 14:23:52,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:23:52,400 INFO L225 Difference]: With dead ends: 5779 [2022-01-28 14:23:52,400 INFO L226 Difference]: Without dead ends: 5779 [2022-01-28 14:23:52,401 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 790 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=663, Invalid=3243, Unknown=0, NotChecked=0, Total=3906 [2022-01-28 14:23:52,401 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 2082 mSDsluCounter, 2534 mSDsCounter, 0 mSdLazyCounter, 2579 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2082 SdHoareTripleChecker+Valid, 2771 SdHoareTripleChecker+Invalid, 2682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 2579 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:23:52,401 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2082 Valid, 2771 Invalid, 2682 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 2579 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-28 14:23:52,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5779 states. [2022-01-28 14:23:52,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5779 to 3713. [2022-01-28 14:23:52,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3713 states, 3694 states have (on average 1.9168922577152139) internal successors, (7081), 3712 states have internal predecessors, (7081), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:52,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 7081 transitions. [2022-01-28 14:23:52,441 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 7081 transitions. Word has length 230 [2022-01-28 14:23:52,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:23:52,441 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 7081 transitions. [2022-01-28 14:23:52,441 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:52,441 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 7081 transitions. [2022-01-28 14:23:52,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-01-28 14:23:52,443 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:23:52,443 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:23:52,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-01-28 14:23:52,443 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:23:52,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:23:52,443 INFO L85 PathProgramCache]: Analyzing trace with hash 979506621, now seen corresponding path program 2 times [2022-01-28 14:23:52,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:23:52,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890757813] [2022-01-28 14:23:52,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:23:52,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:23:52,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:23:53,027 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:23:53,027 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:23:53,027 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890757813] [2022-01-28 14:23:53,027 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890757813] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:23:53,027 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:23:53,027 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:23:53,027 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086161317] [2022-01-28 14:23:53,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:23:53,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:23:53,028 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:23:53,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:23:53,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:23:53,028 INFO L87 Difference]: Start difference. First operand 3713 states and 7081 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:55,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:23:55,005 INFO L93 Difference]: Finished difference Result 5784 states and 11144 transitions. [2022-01-28 14:23:55,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-01-28 14:23:55,005 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-01-28 14:23:55,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:23:55,011 INFO L225 Difference]: With dead ends: 5784 [2022-01-28 14:23:55,011 INFO L226 Difference]: Without dead ends: 5784 [2022-01-28 14:23:55,011 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 773 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=635, Invalid=3147, Unknown=0, NotChecked=0, Total=3782 [2022-01-28 14:23:55,012 INFO L933 BasicCegarLoop]: 246 mSDtfsCounter, 2361 mSDsluCounter, 2674 mSDsCounter, 0 mSdLazyCounter, 2664 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2361 SdHoareTripleChecker+Valid, 2915 SdHoareTripleChecker+Invalid, 2784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 2664 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:23:55,012 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2361 Valid, 2915 Invalid, 2784 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 2664 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:23:55,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5784 states. [2022-01-28 14:23:55,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5784 to 3710. [2022-01-28 14:23:55,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3710 states, 3691 states have (on average 1.916824708751016) internal successors, (7075), 3709 states have internal predecessors, (7075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:55,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3710 states and 7075 transitions. [2022-01-28 14:23:55,052 INFO L78 Accepts]: Start accepts. Automaton has 3710 states and 7075 transitions. Word has length 230 [2022-01-28 14:23:55,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:23:55,052 INFO L470 AbstractCegarLoop]: Abstraction has 3710 states and 7075 transitions. [2022-01-28 14:23:55,052 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:55,052 INFO L276 IsEmpty]: Start isEmpty. Operand 3710 states and 7075 transitions. [2022-01-28 14:23:55,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-01-28 14:23:55,054 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:23:55,054 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:23:55,054 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-01-28 14:23:55,054 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:23:55,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:23:55,055 INFO L85 PathProgramCache]: Analyzing trace with hash -443290981, now seen corresponding path program 3 times [2022-01-28 14:23:55,055 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:23:55,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681798064] [2022-01-28 14:23:55,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:23:55,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:23:55,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:23:55,736 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:23:55,736 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:23:55,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681798064] [2022-01-28 14:23:55,736 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681798064] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:23:55,736 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:23:55,736 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:23:55,736 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878565556] [2022-01-28 14:23:55,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:23:55,737 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:23:55,737 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:23:55,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:23:55,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:23:55,737 INFO L87 Difference]: Start difference. First operand 3710 states and 7075 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:58,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:23:58,164 INFO L93 Difference]: Finished difference Result 5793 states and 11162 transitions. [2022-01-28 14:23:58,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-01-28 14:23:58,165 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-01-28 14:23:58,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:23:58,171 INFO L225 Difference]: With dead ends: 5793 [2022-01-28 14:23:58,171 INFO L226 Difference]: Without dead ends: 5793 [2022-01-28 14:23:58,172 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 806 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=672, Invalid=3360, Unknown=0, NotChecked=0, Total=4032 [2022-01-28 14:23:58,172 INFO L933 BasicCegarLoop]: 249 mSDtfsCounter, 1938 mSDsluCounter, 2820 mSDsCounter, 0 mSdLazyCounter, 2767 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1938 SdHoareTripleChecker+Valid, 3063 SdHoareTripleChecker+Invalid, 2888 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 2767 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:23:58,172 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1938 Valid, 3063 Invalid, 2888 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 2767 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:23:58,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5793 states. [2022-01-28 14:23:58,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5793 to 3707. [2022-01-28 14:23:58,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3707 states, 3688 states have (on average 1.91675704989154) internal successors, (7069), 3706 states have internal predecessors, (7069), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:58,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 3707 states and 7069 transitions. [2022-01-28 14:23:58,212 INFO L78 Accepts]: Start accepts. Automaton has 3707 states and 7069 transitions. Word has length 230 [2022-01-28 14:23:58,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:23:58,212 INFO L470 AbstractCegarLoop]: Abstraction has 3707 states and 7069 transitions. [2022-01-28 14:23:58,212 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:23:58,212 INFO L276 IsEmpty]: Start isEmpty. Operand 3707 states and 7069 transitions. [2022-01-28 14:23:58,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-01-28 14:23:58,214 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:23:58,214 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:23:58,214 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-01-28 14:23:58,214 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:23:58,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:23:58,215 INFO L85 PathProgramCache]: Analyzing trace with hash -1811300005, now seen corresponding path program 4 times [2022-01-28 14:23:58,215 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:23:58,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111042147] [2022-01-28 14:23:58,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:23:58,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:23:58,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:23:58,956 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:23:58,956 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:23:58,956 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111042147] [2022-01-28 14:23:58,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111042147] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:23:58,956 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:23:58,956 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-28 14:23:58,956 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000390471] [2022-01-28 14:23:58,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:23:58,956 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-01-28 14:23:58,956 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:23:58,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-01-28 14:23:58,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=758, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:23:58,957 INFO L87 Difference]: Start difference. First operand 3707 states and 7069 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:01,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:24:01,517 INFO L93 Difference]: Finished difference Result 6545 states and 12666 transitions. [2022-01-28 14:24:01,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-01-28 14:24:01,517 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-01-28 14:24:01,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:24:01,524 INFO L225 Difference]: With dead ends: 6545 [2022-01-28 14:24:01,524 INFO L226 Difference]: Without dead ends: 6545 [2022-01-28 14:24:01,525 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 823 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=734, Invalid=3172, Unknown=0, NotChecked=0, Total=3906 [2022-01-28 14:24:01,525 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 2940 mSDsluCounter, 2710 mSDsCounter, 0 mSdLazyCounter, 2847 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2940 SdHoareTripleChecker+Valid, 2945 SdHoareTripleChecker+Invalid, 3036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 2847 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:24:01,525 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2940 Valid, 2945 Invalid, 3036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 2847 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:24:01,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6545 states. [2022-01-28 14:24:01,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6545 to 3733. [2022-01-28 14:24:01,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3733 states, 3714 states have (on average 1.9173397953688744) internal successors, (7121), 3732 states have internal predecessors, (7121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:01,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3733 states to 3733 states and 7121 transitions. [2022-01-28 14:24:01,569 INFO L78 Accepts]: Start accepts. Automaton has 3733 states and 7121 transitions. Word has length 230 [2022-01-28 14:24:01,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:24:01,569 INFO L470 AbstractCegarLoop]: Abstraction has 3733 states and 7121 transitions. [2022-01-28 14:24:01,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:01,569 INFO L276 IsEmpty]: Start isEmpty. Operand 3733 states and 7121 transitions. [2022-01-28 14:24:01,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-01-28 14:24:01,571 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:24:01,571 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:24:01,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-01-28 14:24:01,571 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:24:01,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:24:01,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1307170371, now seen corresponding path program 5 times [2022-01-28 14:24:01,572 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:24:01,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133435363] [2022-01-28 14:24:01,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:24:01,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:24:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:24:02,410 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:24:02,410 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:24:02,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133435363] [2022-01-28 14:24:02,410 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2133435363] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:24:02,410 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:24:02,410 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-28 14:24:02,410 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885177402] [2022-01-28 14:24:02,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:24:02,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-01-28 14:24:02,411 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:24:02,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-01-28 14:24:02,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=774, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:24:02,411 INFO L87 Difference]: Start difference. First operand 3733 states and 7121 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:05,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:24:05,041 INFO L93 Difference]: Finished difference Result 5832 states and 11240 transitions. [2022-01-28 14:24:05,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-01-28 14:24:05,041 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-01-28 14:24:05,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:24:05,047 INFO L225 Difference]: With dead ends: 5832 [2022-01-28 14:24:05,047 INFO L226 Difference]: Without dead ends: 5832 [2022-01-28 14:24:05,047 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 795 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=689, Invalid=3471, Unknown=0, NotChecked=0, Total=4160 [2022-01-28 14:24:05,048 INFO L933 BasicCegarLoop]: 246 mSDtfsCounter, 2181 mSDsluCounter, 2548 mSDsCounter, 0 mSdLazyCounter, 2490 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2181 SdHoareTripleChecker+Valid, 2788 SdHoareTripleChecker+Invalid, 2625 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 2490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:24:05,048 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2181 Valid, 2788 Invalid, 2625 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 2490 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-28 14:24:05,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5832 states. [2022-01-28 14:24:05,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5832 to 3743. [2022-01-28 14:24:05,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3743 states, 3724 states have (on average 1.917561761546724) internal successors, (7141), 3742 states have internal predecessors, (7141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:05,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3743 states to 3743 states and 7141 transitions. [2022-01-28 14:24:05,088 INFO L78 Accepts]: Start accepts. Automaton has 3743 states and 7141 transitions. Word has length 230 [2022-01-28 14:24:05,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:24:05,088 INFO L470 AbstractCegarLoop]: Abstraction has 3743 states and 7141 transitions. [2022-01-28 14:24:05,088 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:05,088 INFO L276 IsEmpty]: Start isEmpty. Operand 3743 states and 7141 transitions. [2022-01-28 14:24:05,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-01-28 14:24:05,090 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:24:05,090 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:24:05,090 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-01-28 14:24:05,090 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:24:05,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:24:05,091 INFO L85 PathProgramCache]: Analyzing trace with hash 1564999323, now seen corresponding path program 6 times [2022-01-28 14:24:05,091 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:24:05,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239856529] [2022-01-28 14:24:05,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:24:05,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:24:05,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:24:05,826 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:24:05,826 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:24:05,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239856529] [2022-01-28 14:24:05,826 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239856529] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:24:05,826 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:24:05,826 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-28 14:24:05,826 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100975205] [2022-01-28 14:24:05,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:24:05,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-01-28 14:24:05,827 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:24:05,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-01-28 14:24:05,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=757, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:24:05,827 INFO L87 Difference]: Start difference. First operand 3743 states and 7141 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:09,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:24:09,262 INFO L93 Difference]: Finished difference Result 6615 states and 12806 transitions. [2022-01-28 14:24:09,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-01-28 14:24:09,263 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-01-28 14:24:09,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:24:09,277 INFO L225 Difference]: With dead ends: 6615 [2022-01-28 14:24:09,277 INFO L226 Difference]: Without dead ends: 6615 [2022-01-28 14:24:09,277 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1338 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=1040, Invalid=4660, Unknown=0, NotChecked=0, Total=5700 [2022-01-28 14:24:09,278 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 2424 mSDsluCounter, 3206 mSDsCounter, 0 mSdLazyCounter, 3403 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2424 SdHoareTripleChecker+Valid, 3470 SdHoareTripleChecker+Invalid, 3624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 3403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-01-28 14:24:09,278 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2424 Valid, 3470 Invalid, 3624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 3403 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-01-28 14:24:09,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6615 states. [2022-01-28 14:24:09,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6615 to 3715. [2022-01-28 14:24:09,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3715 states, 3696 states have (on average 1.9169372294372293) internal successors, (7085), 3714 states have internal predecessors, (7085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:09,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3715 states to 3715 states and 7085 transitions. [2022-01-28 14:24:09,338 INFO L78 Accepts]: Start accepts. Automaton has 3715 states and 7085 transitions. Word has length 230 [2022-01-28 14:24:09,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:24:09,339 INFO L470 AbstractCegarLoop]: Abstraction has 3715 states and 7085 transitions. [2022-01-28 14:24:09,339 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:09,339 INFO L276 IsEmpty]: Start isEmpty. Operand 3715 states and 7085 transitions. [2022-01-28 14:24:09,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-01-28 14:24:09,341 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:24:09,341 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:24:09,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-01-28 14:24:09,341 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:24:09,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:24:09,341 INFO L85 PathProgramCache]: Analyzing trace with hash 1950761651, now seen corresponding path program 7 times [2022-01-28 14:24:09,341 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:24:09,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070869668] [2022-01-28 14:24:09,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:24:09,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:24:09,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:24:09,962 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:24:09,962 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:24:09,962 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070869668] [2022-01-28 14:24:09,962 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070869668] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:24:09,962 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:24:09,962 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:24:09,962 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805599951] [2022-01-28 14:24:09,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:24:09,963 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:24:09,963 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:24:09,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:24:09,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:24:09,963 INFO L87 Difference]: Start difference. First operand 3715 states and 7085 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:11,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:24:11,746 INFO L93 Difference]: Finished difference Result 4853 states and 9319 transitions. [2022-01-28 14:24:11,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-01-28 14:24:11,746 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-01-28 14:24:11,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:24:11,759 INFO L225 Difference]: With dead ends: 4853 [2022-01-28 14:24:11,759 INFO L226 Difference]: Without dead ends: 4853 [2022-01-28 14:24:11,762 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 704 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=587, Invalid=3073, Unknown=0, NotChecked=0, Total=3660 [2022-01-28 14:24:11,770 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 2064 mSDsluCounter, 2880 mSDsCounter, 0 mSdLazyCounter, 2760 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2064 SdHoareTripleChecker+Valid, 3139 SdHoareTripleChecker+Invalid, 2878 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 2760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:24:11,771 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2064 Valid, 3139 Invalid, 2878 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 2760 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-28 14:24:11,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4853 states. [2022-01-28 14:24:11,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4853 to 3773. [2022-01-28 14:24:11,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3773 states, 3754 states have (on average 1.9182205647309536) internal successors, (7201), 3772 states have internal predecessors, (7201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:11,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 3773 states and 7201 transitions. [2022-01-28 14:24:11,811 INFO L78 Accepts]: Start accepts. Automaton has 3773 states and 7201 transitions. Word has length 230 [2022-01-28 14:24:11,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:24:11,812 INFO L470 AbstractCegarLoop]: Abstraction has 3773 states and 7201 transitions. [2022-01-28 14:24:11,812 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:11,812 INFO L276 IsEmpty]: Start isEmpty. Operand 3773 states and 7201 transitions. [2022-01-28 14:24:11,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-01-28 14:24:11,814 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:24:11,814 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:24:11,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-01-28 14:24:11,814 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:24:11,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:24:11,814 INFO L85 PathProgramCache]: Analyzing trace with hash -1840076011, now seen corresponding path program 8 times [2022-01-28 14:24:11,814 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:24:11,815 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419284567] [2022-01-28 14:24:11,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:24:11,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:24:11,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:24:12,573 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:24:12,573 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:24:12,574 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419284567] [2022-01-28 14:24:12,574 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419284567] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:24:12,574 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:24:12,574 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:24:12,574 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201481299] [2022-01-28 14:24:12,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:24:12,574 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:24:12,574 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:24:12,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:24:12,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:24:12,575 INFO L87 Difference]: Start difference. First operand 3773 states and 7201 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:14,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:24:14,727 INFO L93 Difference]: Finished difference Result 4819 states and 9254 transitions. [2022-01-28 14:24:14,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-01-28 14:24:14,727 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-01-28 14:24:14,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:24:14,760 INFO L225 Difference]: With dead ends: 4819 [2022-01-28 14:24:14,760 INFO L226 Difference]: Without dead ends: 4819 [2022-01-28 14:24:14,761 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 666 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=600, Invalid=2940, Unknown=0, NotChecked=0, Total=3540 [2022-01-28 14:24:14,761 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 1918 mSDsluCounter, 3531 mSDsCounter, 0 mSdLazyCounter, 3433 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1918 SdHoareTripleChecker+Valid, 3784 SdHoareTripleChecker+Invalid, 3556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 3433 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:24:14,761 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1918 Valid, 3784 Invalid, 3556 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 3433 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-01-28 14:24:14,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4819 states. [2022-01-28 14:24:14,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4819 to 3764. [2022-01-28 14:24:14,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3764 states, 3745 states have (on average 1.9180240320427235) internal successors, (7183), 3763 states have internal predecessors, (7183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:14,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3764 states to 3764 states and 7183 transitions. [2022-01-28 14:24:14,794 INFO L78 Accepts]: Start accepts. Automaton has 3764 states and 7183 transitions. Word has length 230 [2022-01-28 14:24:14,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:24:14,794 INFO L470 AbstractCegarLoop]: Abstraction has 3764 states and 7183 transitions. [2022-01-28 14:24:14,794 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:14,794 INFO L276 IsEmpty]: Start isEmpty. Operand 3764 states and 7183 transitions. [2022-01-28 14:24:14,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-01-28 14:24:14,796 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:24:14,796 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:24:14,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-01-28 14:24:14,797 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:24:14,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:24:14,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1032093683, now seen corresponding path program 9 times [2022-01-28 14:24:14,798 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:24:14,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105215321] [2022-01-28 14:24:14,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:24:14,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:24:14,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:24:15,506 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:24:15,506 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:24:15,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105215321] [2022-01-28 14:24:15,506 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105215321] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:24:15,506 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:24:15,506 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:24:15,506 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135631220] [2022-01-28 14:24:15,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:24:15,507 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:24:15,507 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:24:15,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:24:15,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=709, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:24:15,507 INFO L87 Difference]: Start difference. First operand 3764 states and 7183 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:16,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:24:16,888 INFO L93 Difference]: Finished difference Result 4857 states and 9329 transitions. [2022-01-28 14:24:16,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-01-28 14:24:16,889 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-01-28 14:24:16,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:24:16,894 INFO L225 Difference]: With dead ends: 4857 [2022-01-28 14:24:16,894 INFO L226 Difference]: Without dead ends: 4857 [2022-01-28 14:24:16,894 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 678 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=584, Invalid=2956, Unknown=0, NotChecked=0, Total=3540 [2022-01-28 14:24:16,895 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 1607 mSDsluCounter, 2631 mSDsCounter, 0 mSdLazyCounter, 2580 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1607 SdHoareTripleChecker+Valid, 2896 SdHoareTripleChecker+Invalid, 2695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 2580 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:24:16,895 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1607 Valid, 2896 Invalid, 2695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 2580 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-01-28 14:24:16,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4857 states. [2022-01-28 14:24:16,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4857 to 3725. [2022-01-28 14:24:16,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3725 states, 3706 states have (on average 1.9171613599568267) internal successors, (7105), 3724 states have internal predecessors, (7105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:16,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 3725 states and 7105 transitions. [2022-01-28 14:24:16,930 INFO L78 Accepts]: Start accepts. Automaton has 3725 states and 7105 transitions. Word has length 230 [2022-01-28 14:24:16,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:24:16,930 INFO L470 AbstractCegarLoop]: Abstraction has 3725 states and 7105 transitions. [2022-01-28 14:24:16,930 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:16,930 INFO L276 IsEmpty]: Start isEmpty. Operand 3725 states and 7105 transitions. [2022-01-28 14:24:16,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-01-28 14:24:16,932 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:24:16,932 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:24:16,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-01-28 14:24:16,932 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:24:16,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:24:16,933 INFO L85 PathProgramCache]: Analyzing trace with hash -928161451, now seen corresponding path program 10 times [2022-01-28 14:24:16,933 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:24:16,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174575725] [2022-01-28 14:24:16,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:24:16,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:24:16,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:24:17,428 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:24:17,429 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:24:17,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174575725] [2022-01-28 14:24:17,429 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174575725] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:24:17,429 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:24:17,429 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-28 14:24:17,429 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306859030] [2022-01-28 14:24:17,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:24:17,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-01-28 14:24:17,429 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:24:17,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-01-28 14:24:17,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=758, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:24:17,430 INFO L87 Difference]: Start difference. First operand 3725 states and 7105 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:19,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:24:19,551 INFO L93 Difference]: Finished difference Result 5619 states and 10851 transitions. [2022-01-28 14:24:19,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-01-28 14:24:19,552 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-01-28 14:24:19,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:24:19,559 INFO L225 Difference]: With dead ends: 5619 [2022-01-28 14:24:19,559 INFO L226 Difference]: Without dead ends: 5619 [2022-01-28 14:24:19,560 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 835 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=705, Invalid=3201, Unknown=0, NotChecked=0, Total=3906 [2022-01-28 14:24:19,561 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 2259 mSDsluCounter, 3397 mSDsCounter, 0 mSdLazyCounter, 3384 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2259 SdHoareTripleChecker+Valid, 3657 SdHoareTripleChecker+Invalid, 3542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 3384 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:24:19,561 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2259 Valid, 3657 Invalid, 3542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 3384 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:24:19,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5619 states. [2022-01-28 14:24:19,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5619 to 3751. [2022-01-28 14:24:19,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3751 states, 3732 states have (on average 1.917738478027867) internal successors, (7157), 3750 states have internal predecessors, (7157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:19,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3751 states to 3751 states and 7157 transitions. [2022-01-28 14:24:19,600 INFO L78 Accepts]: Start accepts. Automaton has 3751 states and 7157 transitions. Word has length 230 [2022-01-28 14:24:19,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:24:19,600 INFO L470 AbstractCegarLoop]: Abstraction has 3751 states and 7157 transitions. [2022-01-28 14:24:19,600 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:19,600 INFO L276 IsEmpty]: Start isEmpty. Operand 3751 states and 7157 transitions. [2022-01-28 14:24:19,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-01-28 14:24:19,602 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:24:19,602 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:24:19,602 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-01-28 14:24:19,602 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:24:19,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:24:19,603 INFO L85 PathProgramCache]: Analyzing trace with hash -424031817, now seen corresponding path program 11 times [2022-01-28 14:24:19,603 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:24:19,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899192589] [2022-01-28 14:24:19,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:24:19,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:24:19,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:24:20,224 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:24:20,225 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:24:20,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899192589] [2022-01-28 14:24:20,225 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899192589] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:24:20,225 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:24:20,225 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-28 14:24:20,225 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309521207] [2022-01-28 14:24:20,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:24:20,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-01-28 14:24:20,225 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:24:20,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-01-28 14:24:20,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=753, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:24:20,226 INFO L87 Difference]: Start difference. First operand 3751 states and 7157 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:23,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:24:23,056 INFO L93 Difference]: Finished difference Result 5618 states and 10849 transitions. [2022-01-28 14:24:23,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-01-28 14:24:23,056 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-01-28 14:24:23,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:24:23,064 INFO L225 Difference]: With dead ends: 5618 [2022-01-28 14:24:23,064 INFO L226 Difference]: Without dead ends: 5618 [2022-01-28 14:24:23,064 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 939 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=744, Invalid=3288, Unknown=0, NotChecked=0, Total=4032 [2022-01-28 14:24:23,065 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 2175 mSDsluCounter, 3765 mSDsCounter, 0 mSdLazyCounter, 3799 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2175 SdHoareTripleChecker+Valid, 4029 SdHoareTripleChecker+Invalid, 3956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 3799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-01-28 14:24:23,065 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2175 Valid, 4029 Invalid, 3956 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 3799 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-01-28 14:24:23,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5618 states. [2022-01-28 14:24:23,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5618 to 3738. [2022-01-28 14:24:23,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3738 states, 3719 states have (on average 1.9174509276687282) internal successors, (7131), 3737 states have internal predecessors, (7131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:23,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3738 states to 3738 states and 7131 transitions. [2022-01-28 14:24:23,106 INFO L78 Accepts]: Start accepts. Automaton has 3738 states and 7131 transitions. Word has length 230 [2022-01-28 14:24:23,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:24:23,107 INFO L470 AbstractCegarLoop]: Abstraction has 3738 states and 7131 transitions. [2022-01-28 14:24:23,107 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:23,107 INFO L276 IsEmpty]: Start isEmpty. Operand 3738 states and 7131 transitions. [2022-01-28 14:24:23,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-01-28 14:24:23,111 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:24:23,111 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:24:23,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-01-28 14:24:23,111 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:24:23,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:24:23,112 INFO L85 PathProgramCache]: Analyzing trace with hash -1846829419, now seen corresponding path program 12 times [2022-01-28 14:24:23,112 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:24:23,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992020806] [2022-01-28 14:24:23,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:24:23,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:24:23,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:24:23,878 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:24:23,879 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:24:23,879 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992020806] [2022-01-28 14:24:23,879 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992020806] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:24:23,879 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:24:23,879 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-28 14:24:23,879 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071892062] [2022-01-28 14:24:23,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:24:23,879 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-01-28 14:24:23,879 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:24:23,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-01-28 14:24:23,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=770, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:24:23,880 INFO L87 Difference]: Start difference. First operand 3738 states and 7131 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:26,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:24:26,962 INFO L93 Difference]: Finished difference Result 5672 states and 10957 transitions. [2022-01-28 14:24:26,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-01-28 14:24:26,963 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-01-28 14:24:26,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:24:26,968 INFO L225 Difference]: With dead ends: 5672 [2022-01-28 14:24:26,968 INFO L226 Difference]: Without dead ends: 5672 [2022-01-28 14:24:26,969 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1197 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=935, Invalid=4467, Unknown=0, NotChecked=0, Total=5402 [2022-01-28 14:24:26,969 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 2481 mSDsluCounter, 3545 mSDsCounter, 0 mSdLazyCounter, 4096 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2481 SdHoareTripleChecker+Valid, 3863 SdHoareTripleChecker+Invalid, 4304 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 4096 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-01-28 14:24:26,969 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2481 Valid, 3863 Invalid, 4304 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 4096 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-01-28 14:24:26,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5672 states. [2022-01-28 14:24:27,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5672 to 3705. [2022-01-28 14:24:27,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3705 states, 3686 states have (on average 1.9167118827997829) internal successors, (7065), 3704 states have internal predecessors, (7065), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:27,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3705 states to 3705 states and 7065 transitions. [2022-01-28 14:24:27,008 INFO L78 Accepts]: Start accepts. Automaton has 3705 states and 7065 transitions. Word has length 230 [2022-01-28 14:24:27,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:24:27,008 INFO L470 AbstractCegarLoop]: Abstraction has 3705 states and 7065 transitions. [2022-01-28 14:24:27,008 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:27,008 INFO L276 IsEmpty]: Start isEmpty. Operand 3705 states and 7065 transitions. [2022-01-28 14:24:27,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-01-28 14:24:27,009 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:24:27,010 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:24:27,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-01-28 14:24:27,010 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:24:27,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:24:27,010 INFO L85 PathProgramCache]: Analyzing trace with hash -499479529, now seen corresponding path program 13 times [2022-01-28 14:24:27,010 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:24:27,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065791860] [2022-01-28 14:24:27,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:24:27,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:24:27,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:24:27,607 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:24:27,608 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:24:27,608 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065791860] [2022-01-28 14:24:27,608 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065791860] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:24:27,608 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:24:27,608 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:24:27,608 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510468343] [2022-01-28 14:24:27,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:24:27,608 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:24:27,608 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:24:27,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:24:27,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:24:27,609 INFO L87 Difference]: Start difference. First operand 3705 states and 7065 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:29,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:24:29,922 INFO L93 Difference]: Finished difference Result 4822 states and 9256 transitions. [2022-01-28 14:24:29,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-01-28 14:24:29,922 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-01-28 14:24:29,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:24:29,927 INFO L225 Difference]: With dead ends: 4822 [2022-01-28 14:24:29,927 INFO L226 Difference]: Without dead ends: 4822 [2022-01-28 14:24:29,928 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 894 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=658, Invalid=3632, Unknown=0, NotChecked=0, Total=4290 [2022-01-28 14:24:29,928 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1999 mSDsluCounter, 4030 mSDsCounter, 0 mSdLazyCounter, 3849 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1999 SdHoareTripleChecker+Valid, 4311 SdHoareTripleChecker+Invalid, 3956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 3849 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:24:29,928 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1999 Valid, 4311 Invalid, 3956 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 3849 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-01-28 14:24:29,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4822 states. [2022-01-28 14:24:29,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4822 to 3743. [2022-01-28 14:24:29,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3743 states, 3724 states have (on average 1.917561761546724) internal successors, (7141), 3742 states have internal predecessors, (7141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:29,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3743 states to 3743 states and 7141 transitions. [2022-01-28 14:24:29,964 INFO L78 Accepts]: Start accepts. Automaton has 3743 states and 7141 transitions. Word has length 230 [2022-01-28 14:24:29,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:24:29,964 INFO L470 AbstractCegarLoop]: Abstraction has 3743 states and 7141 transitions. [2022-01-28 14:24:29,964 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:29,964 INFO L276 IsEmpty]: Start isEmpty. Operand 3743 states and 7141 transitions. [2022-01-28 14:24:29,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-01-28 14:24:29,965 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:24:29,966 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:24:29,966 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-01-28 14:24:29,966 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:24:29,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:24:29,966 INFO L85 PathProgramCache]: Analyzing trace with hash 4650105, now seen corresponding path program 14 times [2022-01-28 14:24:29,966 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:24:29,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853633832] [2022-01-28 14:24:29,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:24:29,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:24:30,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:24:30,384 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:24:30,385 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:24:30,385 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853633832] [2022-01-28 14:24:30,385 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853633832] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:24:30,385 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:24:30,385 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:24:30,385 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022736672] [2022-01-28 14:24:30,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:24:30,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:24:30,385 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:24:30,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:24:30,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:24:30,386 INFO L87 Difference]: Start difference. First operand 3743 states and 7141 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:32,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:24:32,056 INFO L93 Difference]: Finished difference Result 4827 states and 9266 transitions. [2022-01-28 14:24:32,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-01-28 14:24:32,057 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-01-28 14:24:32,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:24:32,062 INFO L225 Difference]: With dead ends: 4827 [2022-01-28 14:24:32,062 INFO L226 Difference]: Without dead ends: 4827 [2022-01-28 14:24:32,062 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 930 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=677, Invalid=3745, Unknown=0, NotChecked=0, Total=4422 [2022-01-28 14:24:32,063 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 2056 mSDsluCounter, 3092 mSDsCounter, 0 mSdLazyCounter, 2973 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2056 SdHoareTripleChecker+Valid, 3376 SdHoareTripleChecker+Invalid, 3093 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 2973 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:24:32,063 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2056 Valid, 3376 Invalid, 3093 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 2973 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-28 14:24:32,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4827 states. [2022-01-28 14:24:32,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4827 to 3734. [2022-01-28 14:24:32,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3734 states, 3715 states have (on average 1.9173620457604308) internal successors, (7123), 3733 states have internal predecessors, (7123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:32,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 3734 states and 7123 transitions. [2022-01-28 14:24:32,099 INFO L78 Accepts]: Start accepts. Automaton has 3734 states and 7123 transitions. Word has length 230 [2022-01-28 14:24:32,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:24:32,099 INFO L470 AbstractCegarLoop]: Abstraction has 3734 states and 7123 transitions. [2022-01-28 14:24:32,099 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:32,099 INFO L276 IsEmpty]: Start isEmpty. Operand 3734 states and 7123 transitions. [2022-01-28 14:24:32,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-01-28 14:24:32,100 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:24:32,101 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:24:32,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-01-28 14:24:32,101 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:24:32,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:24:32,101 INFO L85 PathProgramCache]: Analyzing trace with hash -1418147497, now seen corresponding path program 15 times [2022-01-28 14:24:32,101 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:24:32,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34793359] [2022-01-28 14:24:32,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:24:32,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:24:32,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:24:32,735 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:24:32,735 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:24:32,735 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34793359] [2022-01-28 14:24:32,735 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34793359] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:24:32,736 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:24:32,736 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:24:32,736 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211316839] [2022-01-28 14:24:32,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:24:32,736 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:24:32,736 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:24:32,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:24:32,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:24:32,736 INFO L87 Difference]: Start difference. First operand 3734 states and 7123 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:35,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:24:35,914 INFO L93 Difference]: Finished difference Result 4907 states and 9426 transitions. [2022-01-28 14:24:35,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-01-28 14:24:35,915 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-01-28 14:24:35,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:24:35,940 INFO L225 Difference]: With dead ends: 4907 [2022-01-28 14:24:35,940 INFO L226 Difference]: Without dead ends: 4907 [2022-01-28 14:24:35,940 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1227 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=797, Invalid=4605, Unknown=0, NotChecked=0, Total=5402 [2022-01-28 14:24:35,940 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 2007 mSDsluCounter, 3840 mSDsCounter, 0 mSdLazyCounter, 4334 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2007 SdHoareTripleChecker+Valid, 4161 SdHoareTripleChecker+Invalid, 4469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 4334 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:24:35,941 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2007 Valid, 4161 Invalid, 4469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 4334 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-01-28 14:24:35,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4907 states. [2022-01-28 14:24:35,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4907 to 3701. [2022-01-28 14:24:35,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3701 states, 3682 states have (on average 1.916621401412276) internal successors, (7057), 3700 states have internal predecessors, (7057), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:35,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3701 states to 3701 states and 7057 transitions. [2022-01-28 14:24:35,980 INFO L78 Accepts]: Start accepts. Automaton has 3701 states and 7057 transitions. Word has length 230 [2022-01-28 14:24:35,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:24:35,981 INFO L470 AbstractCegarLoop]: Abstraction has 3701 states and 7057 transitions. [2022-01-28 14:24:35,981 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:35,981 INFO L276 IsEmpty]: Start isEmpty. Operand 3701 states and 7057 transitions. [2022-01-28 14:24:35,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-01-28 14:24:35,982 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:24:35,983 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:24:35,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-01-28 14:24:35,983 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:24:35,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:24:35,983 INFO L85 PathProgramCache]: Analyzing trace with hash 916564665, now seen corresponding path program 16 times [2022-01-28 14:24:35,984 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:24:35,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798092657] [2022-01-28 14:24:35,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:24:35,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:24:36,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:24:36,618 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:24:36,619 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:24:36,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798092657] [2022-01-28 14:24:36,619 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798092657] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:24:36,619 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:24:36,619 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-28 14:24:36,619 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813731344] [2022-01-28 14:24:36,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:24:36,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-01-28 14:24:36,619 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:24:36,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-01-28 14:24:36,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=759, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:24:36,620 INFO L87 Difference]: Start difference. First operand 3701 states and 7057 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:38,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:24:38,450 INFO L93 Difference]: Finished difference Result 5000 states and 9572 transitions. [2022-01-28 14:24:38,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-01-28 14:24:38,451 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-01-28 14:24:38,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:24:38,456 INFO L225 Difference]: With dead ends: 5000 [2022-01-28 14:24:38,456 INFO L226 Difference]: Without dead ends: 5000 [2022-01-28 14:24:38,457 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1106 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=810, Invalid=3882, Unknown=0, NotChecked=0, Total=4692 [2022-01-28 14:24:38,457 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 2689 mSDsluCounter, 2578 mSDsCounter, 0 mSdLazyCounter, 2706 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2689 SdHoareTripleChecker+Valid, 2841 SdHoareTripleChecker+Invalid, 2918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 2706 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:24:38,457 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2689 Valid, 2841 Invalid, 2918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 2706 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-28 14:24:38,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5000 states. [2022-01-28 14:24:38,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5000 to 3727. [2022-01-28 14:24:38,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3727 states, 3708 states have (on average 1.9172060409924487) internal successors, (7109), 3726 states have internal predecessors, (7109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:38,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3727 states to 3727 states and 7109 transitions. [2022-01-28 14:24:38,494 INFO L78 Accepts]: Start accepts. Automaton has 3727 states and 7109 transitions. Word has length 230 [2022-01-28 14:24:38,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:24:38,494 INFO L470 AbstractCegarLoop]: Abstraction has 3727 states and 7109 transitions. [2022-01-28 14:24:38,494 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:38,494 INFO L276 IsEmpty]: Start isEmpty. Operand 3727 states and 7109 transitions. [2022-01-28 14:24:38,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-01-28 14:24:38,495 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:24:38,496 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:24:38,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-01-28 14:24:38,496 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:24:38,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:24:38,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1420694299, now seen corresponding path program 17 times [2022-01-28 14:24:38,496 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:24:38,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062155033] [2022-01-28 14:24:38,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:24:38,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:24:38,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:24:39,207 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:24:39,207 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:24:39,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062155033] [2022-01-28 14:24:39,208 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2062155033] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:24:39,208 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:24:39,208 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-28 14:24:39,208 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354105083] [2022-01-28 14:24:39,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:24:39,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-01-28 14:24:39,208 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:24:39,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-01-28 14:24:39,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=754, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:24:39,209 INFO L87 Difference]: Start difference. First operand 3727 states and 7109 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:42,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:24:42,113 INFO L93 Difference]: Finished difference Result 4999 states and 9570 transitions. [2022-01-28 14:24:42,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-01-28 14:24:42,113 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-01-28 14:24:42,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:24:42,120 INFO L225 Difference]: With dead ends: 4999 [2022-01-28 14:24:42,120 INFO L226 Difference]: Without dead ends: 4999 [2022-01-28 14:24:42,120 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1234 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=854, Invalid=3976, Unknown=0, NotChecked=0, Total=4830 [2022-01-28 14:24:42,121 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 2377 mSDsluCounter, 2782 mSDsCounter, 0 mSdLazyCounter, 2998 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2377 SdHoareTripleChecker+Valid, 3048 SdHoareTripleChecker+Invalid, 3187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 2998 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:24:42,121 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2377 Valid, 3048 Invalid, 3187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 2998 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-01-28 14:24:42,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4999 states. [2022-01-28 14:24:42,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4999 to 3714. [2022-01-28 14:24:42,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3714 states, 3695 states have (on average 1.916914749661705) internal successors, (7083), 3713 states have internal predecessors, (7083), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:42,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3714 states to 3714 states and 7083 transitions. [2022-01-28 14:24:42,159 INFO L78 Accepts]: Start accepts. Automaton has 3714 states and 7083 transitions. Word has length 230 [2022-01-28 14:24:42,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:24:42,159 INFO L470 AbstractCegarLoop]: Abstraction has 3714 states and 7083 transitions. [2022-01-28 14:24:42,159 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:42,160 INFO L276 IsEmpty]: Start isEmpty. Operand 3714 states and 7083 transitions. [2022-01-28 14:24:42,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-01-28 14:24:42,161 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:24:42,161 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:24:42,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-01-28 14:24:42,161 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:24:42,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:24:42,162 INFO L85 PathProgramCache]: Analyzing trace with hash -2103303, now seen corresponding path program 18 times [2022-01-28 14:24:42,162 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:24:42,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769745118] [2022-01-28 14:24:42,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:24:42,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:24:42,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:24:42,890 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:24:42,890 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:24:42,890 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769745118] [2022-01-28 14:24:42,890 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1769745118] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:24:42,890 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:24:42,890 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-28 14:24:42,890 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453048060] [2022-01-28 14:24:42,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:24:42,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-01-28 14:24:42,891 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:24:42,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-01-28 14:24:42,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=756, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:24:42,891 INFO L87 Difference]: Start difference. First operand 3714 states and 7083 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:45,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:24:45,326 INFO L93 Difference]: Finished difference Result 4976 states and 9524 transitions. [2022-01-28 14:24:45,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-01-28 14:24:45,326 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-01-28 14:24:45,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:24:45,331 INFO L225 Difference]: With dead ends: 4976 [2022-01-28 14:24:45,331 INFO L226 Difference]: Without dead ends: 4976 [2022-01-28 14:24:45,331 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1818 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1128, Invalid=5678, Unknown=0, NotChecked=0, Total=6806 [2022-01-28 14:24:45,332 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 2565 mSDsluCounter, 3267 mSDsCounter, 0 mSdLazyCounter, 4007 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2565 SdHoareTripleChecker+Valid, 3570 SdHoareTripleChecker+Invalid, 4249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 4007 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:24:45,332 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2565 Valid, 3570 Invalid, 4249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 4007 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:24:45,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4976 states. [2022-01-28 14:24:45,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4976 to 3606. [2022-01-28 14:24:45,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3606 states, 3587 states have (on average 1.9144131586283804) internal successors, (6867), 3605 states have internal predecessors, (6867), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:45,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 3606 states and 6867 transitions. [2022-01-28 14:24:45,367 INFO L78 Accepts]: Start accepts. Automaton has 3606 states and 6867 transitions. Word has length 230 [2022-01-28 14:24:45,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:24:45,367 INFO L470 AbstractCegarLoop]: Abstraction has 3606 states and 6867 transitions. [2022-01-28 14:24:45,367 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:45,367 INFO L276 IsEmpty]: Start isEmpty. Operand 3606 states and 6867 transitions. [2022-01-28 14:24:45,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-01-28 14:24:45,368 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:24:45,369 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:24:45,369 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-01-28 14:24:45,369 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:24:45,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:24:45,369 INFO L85 PathProgramCache]: Analyzing trace with hash -45407019, now seen corresponding path program 1 times [2022-01-28 14:24:45,369 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:24:45,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652068813] [2022-01-28 14:24:45,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:24:45,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:24:45,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:24:45,456 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:24:45,456 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:24:45,456 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652068813] [2022-01-28 14:24:45,456 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652068813] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:24:45,456 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:24:45,456 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:24:45,457 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591369475] [2022-01-28 14:24:45,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:24:45,457 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:24:45,457 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:24:45,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:24:45,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:24:45,457 INFO L87 Difference]: Start difference. First operand 3606 states and 6867 transitions. Second operand has 6 states, 5 states have (on average 37.0) internal successors, (185), 6 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:45,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:24:45,813 INFO L93 Difference]: Finished difference Result 3566 states and 6788 transitions. [2022-01-28 14:24:45,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:24:45,813 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 37.0) internal successors, (185), 6 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-01-28 14:24:45,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:24:45,818 INFO L225 Difference]: With dead ends: 3566 [2022-01-28 14:24:45,818 INFO L226 Difference]: Without dead ends: 3566 [2022-01-28 14:24:45,818 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 [2022-01-28 14:24:45,818 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 105 mSDsluCounter, 652 mSDsCounter, 0 mSdLazyCounter, 616 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 966 SdHoareTripleChecker+Invalid, 671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:24:45,819 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [105 Valid, 966 Invalid, 671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 616 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-01-28 14:24:45,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3566 states. [2022-01-28 14:24:45,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3566 to 3566. [2022-01-28 14:24:45,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3566 states, 3549 states have (on average 1.9126514511129895) internal successors, (6788), 3565 states have internal predecessors, (6788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:45,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 3566 states and 6788 transitions. [2022-01-28 14:24:45,854 INFO L78 Accepts]: Start accepts. Automaton has 3566 states and 6788 transitions. Word has length 230 [2022-01-28 14:24:45,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:24:45,854 INFO L470 AbstractCegarLoop]: Abstraction has 3566 states and 6788 transitions. [2022-01-28 14:24:45,854 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 37.0) internal successors, (185), 6 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:45,854 INFO L276 IsEmpty]: Start isEmpty. Operand 3566 states and 6788 transitions. [2022-01-28 14:24:45,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-01-28 14:24:45,855 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:24:45,856 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:24:45,856 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-01-28 14:24:45,856 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:24:45,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:24:45,856 INFO L85 PathProgramCache]: Analyzing trace with hash -1446246326, now seen corresponding path program 1 times [2022-01-28 14:24:45,856 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:24:45,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533312123] [2022-01-28 14:24:45,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:24:45,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:24:45,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:24:46,704 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:24:46,704 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:24:46,704 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533312123] [2022-01-28 14:24:46,704 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533312123] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:24:46,704 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:24:46,704 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:24:46,704 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057267188] [2022-01-28 14:24:46,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:24:46,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:24:46,705 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:24:46,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:24:46,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=714, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:24:46,705 INFO L87 Difference]: Start difference. First operand 3566 states and 6788 transitions. Second operand has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:49,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:24:49,308 INFO L93 Difference]: Finished difference Result 5648 states and 10873 transitions. [2022-01-28 14:24:49,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-01-28 14:24:49,313 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-01-28 14:24:49,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:24:49,318 INFO L225 Difference]: With dead ends: 5648 [2022-01-28 14:24:49,319 INFO L226 Difference]: Without dead ends: 5648 [2022-01-28 14:24:49,319 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 665 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=597, Invalid=2943, Unknown=0, NotChecked=0, Total=3540 [2022-01-28 14:24:49,319 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 1921 mSDsluCounter, 2704 mSDsCounter, 0 mSdLazyCounter, 2618 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1921 SdHoareTripleChecker+Valid, 2938 SdHoareTripleChecker+Invalid, 2719 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 2618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:24:49,319 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1921 Valid, 2938 Invalid, 2719 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 2618 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:24:49,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5648 states. [2022-01-28 14:24:49,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5648 to 3729. [2022-01-28 14:24:49,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3729 states, 3712 states have (on average 1.9164870689655173) internal successors, (7114), 3728 states have internal predecessors, (7114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:49,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3729 states to 3729 states and 7114 transitions. [2022-01-28 14:24:49,359 INFO L78 Accepts]: Start accepts. Automaton has 3729 states and 7114 transitions. Word has length 232 [2022-01-28 14:24:49,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:24:49,359 INFO L470 AbstractCegarLoop]: Abstraction has 3729 states and 7114 transitions. [2022-01-28 14:24:49,359 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:49,359 INFO L276 IsEmpty]: Start isEmpty. Operand 3729 states and 7114 transitions. [2022-01-28 14:24:49,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-01-28 14:24:49,360 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:24:49,361 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:24:49,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-01-28 14:24:49,361 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:24:49,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:24:49,361 INFO L85 PathProgramCache]: Analyzing trace with hash -1761105408, now seen corresponding path program 2 times [2022-01-28 14:24:49,361 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:24:49,361 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790121045] [2022-01-28 14:24:49,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:24:49,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:24:49,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:24:49,887 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:24:49,887 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:24:49,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790121045] [2022-01-28 14:24:49,887 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790121045] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:24:49,887 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:24:49,888 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-28 14:24:49,888 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361528101] [2022-01-28 14:24:49,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:24:49,888 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-01-28 14:24:49,888 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:24:49,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-01-28 14:24:49,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=767, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:24:49,888 INFO L87 Difference]: Start difference. First operand 3729 states and 7114 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:51,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:24:51,905 INFO L93 Difference]: Finished difference Result 6374 states and 12325 transitions. [2022-01-28 14:24:51,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-01-28 14:24:51,906 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-01-28 14:24:51,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:24:51,914 INFO L225 Difference]: With dead ends: 6374 [2022-01-28 14:24:51,914 INFO L226 Difference]: Without dead ends: 6374 [2022-01-28 14:24:51,914 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 716 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=690, Invalid=3092, Unknown=0, NotChecked=0, Total=3782 [2022-01-28 14:24:51,915 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 2523 mSDsluCounter, 3312 mSDsCounter, 0 mSdLazyCounter, 3423 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2523 SdHoareTripleChecker+Valid, 3546 SdHoareTripleChecker+Invalid, 3576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 3423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:24:51,915 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2523 Valid, 3546 Invalid, 3576 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 3423 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-28 14:24:51,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6374 states. [2022-01-28 14:24:51,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6374 to 3745. [2022-01-28 14:24:51,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3745 states, 3728 states have (on average 1.9168454935622317) internal successors, (7146), 3744 states have internal predecessors, (7146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:51,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3745 states to 3745 states and 7146 transitions. [2022-01-28 14:24:51,960 INFO L78 Accepts]: Start accepts. Automaton has 3745 states and 7146 transitions. Word has length 232 [2022-01-28 14:24:51,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:24:51,960 INFO L470 AbstractCegarLoop]: Abstraction has 3745 states and 7146 transitions. [2022-01-28 14:24:51,960 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:51,960 INFO L276 IsEmpty]: Start isEmpty. Operand 3745 states and 7146 transitions. [2022-01-28 14:24:51,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-01-28 14:24:51,962 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:24:51,962 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:24:51,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-01-28 14:24:51,962 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:24:51,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:24:51,963 INFO L85 PathProgramCache]: Analyzing trace with hash -940791902, now seen corresponding path program 3 times [2022-01-28 14:24:51,963 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:24:51,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830415840] [2022-01-28 14:24:51,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:24:51,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:24:52,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:24:52,417 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:24:52,417 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:24:52,417 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830415840] [2022-01-28 14:24:52,418 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830415840] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:24:52,418 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:24:52,418 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:24:52,418 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682324804] [2022-01-28 14:24:52,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:24:52,418 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:24:52,418 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:24:52,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:24:52,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:24:52,419 INFO L87 Difference]: Start difference. First operand 3745 states and 7146 transitions. Second operand has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:54,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:24:54,001 INFO L93 Difference]: Finished difference Result 4853 states and 9320 transitions. [2022-01-28 14:24:54,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-01-28 14:24:54,001 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-01-28 14:24:54,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:24:54,006 INFO L225 Difference]: With dead ends: 4853 [2022-01-28 14:24:54,006 INFO L226 Difference]: Without dead ends: 4853 [2022-01-28 14:24:54,006 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 653 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=570, Invalid=2970, Unknown=0, NotChecked=0, Total=3540 [2022-01-28 14:24:54,007 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 2176 mSDsluCounter, 2890 mSDsCounter, 0 mSdLazyCounter, 2821 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2176 SdHoareTripleChecker+Valid, 3145 SdHoareTripleChecker+Invalid, 2939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 2821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:24:54,007 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2176 Valid, 3145 Invalid, 2939 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 2821 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-28 14:24:54,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4853 states. [2022-01-28 14:24:54,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4853 to 3787. [2022-01-28 14:24:54,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3787 states, 3770 states have (on average 1.9177718832891246) internal successors, (7230), 3786 states have internal predecessors, (7230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:54,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3787 states to 3787 states and 7230 transitions. [2022-01-28 14:24:54,043 INFO L78 Accepts]: Start accepts. Automaton has 3787 states and 7230 transitions. Word has length 232 [2022-01-28 14:24:54,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:24:54,043 INFO L470 AbstractCegarLoop]: Abstraction has 3787 states and 7230 transitions. [2022-01-28 14:24:54,043 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:54,043 INFO L276 IsEmpty]: Start isEmpty. Operand 3787 states and 7230 transitions. [2022-01-28 14:24:54,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-01-28 14:24:54,045 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:24:54,045 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:24:54,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-01-28 14:24:54,045 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:24:54,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:24:54,046 INFO L85 PathProgramCache]: Analyzing trace with hash 826487674, now seen corresponding path program 4 times [2022-01-28 14:24:54,046 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:24:54,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712370064] [2022-01-28 14:24:54,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:24:54,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:24:54,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:24:54,549 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:24:54,550 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:24:54,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712370064] [2022-01-28 14:24:54,550 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712370064] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:24:54,550 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:24:54,550 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-28 14:24:54,550 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102362570] [2022-01-28 14:24:54,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:24:54,550 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-01-28 14:24:54,550 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:24:54,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-01-28 14:24:54,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=747, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:24:54,551 INFO L87 Difference]: Start difference. First operand 3787 states and 7230 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:57,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:24:57,149 INFO L93 Difference]: Finished difference Result 5579 states and 10772 transitions. [2022-01-28 14:24:57,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-01-28 14:24:57,150 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-01-28 14:24:57,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:24:57,157 INFO L225 Difference]: With dead ends: 5579 [2022-01-28 14:24:57,157 INFO L226 Difference]: Without dead ends: 5579 [2022-01-28 14:24:57,158 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 916 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=741, Invalid=3291, Unknown=0, NotChecked=0, Total=4032 [2022-01-28 14:24:57,158 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 2384 mSDsluCounter, 2565 mSDsCounter, 0 mSdLazyCounter, 2724 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2384 SdHoareTripleChecker+Valid, 2825 SdHoareTripleChecker+Invalid, 2874 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 2724 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:24:57,158 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2384 Valid, 2825 Invalid, 2874 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 2724 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:24:57,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5579 states. [2022-01-28 14:24:57,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5579 to 3735. [2022-01-28 14:24:57,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3735 states, 3718 states have (on average 1.9166218396987629) internal successors, (7126), 3734 states have internal predecessors, (7126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:57,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3735 states to 3735 states and 7126 transitions. [2022-01-28 14:24:57,209 INFO L78 Accepts]: Start accepts. Automaton has 3735 states and 7126 transitions. Word has length 232 [2022-01-28 14:24:57,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:24:57,209 INFO L470 AbstractCegarLoop]: Abstraction has 3735 states and 7126 transitions. [2022-01-28 14:24:57,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:24:57,209 INFO L276 IsEmpty]: Start isEmpty. Operand 3735 states and 7126 transitions. [2022-01-28 14:24:57,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-01-28 14:24:57,211 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:24:57,211 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:24:57,211 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-01-28 14:24:57,211 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:24:57,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:24:57,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1980487674, now seen corresponding path program 5 times [2022-01-28 14:24:57,212 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:24:57,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089987900] [2022-01-28 14:24:57,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:24:57,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:24:57,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:24:58,042 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:24:58,042 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:24:58,042 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089987900] [2022-01-28 14:24:58,042 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089987900] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:24:58,042 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:24:58,042 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-01-28 14:24:58,042 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721682470] [2022-01-28 14:24:58,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:24:58,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-01-28 14:24:58,043 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:24:58,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-01-28 14:24:58,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=714, Unknown=0, NotChecked=0, Total=812 [2022-01-28 14:24:58,043 INFO L87 Difference]: Start difference. First operand 3735 states and 7126 transitions. Second operand has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:00,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:25:00,742 INFO L93 Difference]: Finished difference Result 4822 states and 9257 transitions. [2022-01-28 14:25:00,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-01-28 14:25:00,742 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-01-28 14:25:00,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:25:00,747 INFO L225 Difference]: With dead ends: 4822 [2022-01-28 14:25:00,747 INFO L226 Difference]: Without dead ends: 4822 [2022-01-28 14:25:00,747 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 856 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=644, Invalid=3516, Unknown=0, NotChecked=0, Total=4160 [2022-01-28 14:25:00,747 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 1853 mSDsluCounter, 2677 mSDsCounter, 0 mSdLazyCounter, 2590 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1853 SdHoareTripleChecker+Valid, 2954 SdHoareTripleChecker+Invalid, 2699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 2590 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:25:00,763 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1853 Valid, 2954 Invalid, 2699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 2590 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:25:00,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4822 states. [2022-01-28 14:25:00,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4822 to 3763. [2022-01-28 14:25:00,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3763 states, 3746 states have (on average 1.9172450613988254) internal successors, (7182), 3762 states have internal predecessors, (7182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:00,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3763 states to 3763 states and 7182 transitions. [2022-01-28 14:25:00,810 INFO L78 Accepts]: Start accepts. Automaton has 3763 states and 7182 transitions. Word has length 232 [2022-01-28 14:25:00,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:25:00,810 INFO L470 AbstractCegarLoop]: Abstraction has 3763 states and 7182 transitions. [2022-01-28 14:25:00,810 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:00,810 INFO L276 IsEmpty]: Start isEmpty. Operand 3763 states and 7182 transitions. [2022-01-28 14:25:00,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-01-28 14:25:00,812 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:25:00,812 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:25:00,812 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-01-28 14:25:00,812 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:25:00,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:25:00,812 INFO L85 PathProgramCache]: Analyzing trace with hash -213208098, now seen corresponding path program 6 times [2022-01-28 14:25:00,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:25:00,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945934299] [2022-01-28 14:25:00,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:25:00,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:25:00,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:25:01,345 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:25:01,345 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:25:01,345 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945934299] [2022-01-28 14:25:01,345 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945934299] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:25:01,345 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:25:01,346 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-28 14:25:01,346 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212753793] [2022-01-28 14:25:01,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:25:01,346 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-01-28 14:25:01,346 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:25:01,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-01-28 14:25:01,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=753, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:25:01,347 INFO L87 Difference]: Start difference. First operand 3763 states and 7182 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:03,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:25:03,361 INFO L93 Difference]: Finished difference Result 4966 states and 9506 transitions. [2022-01-28 14:25:03,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-01-28 14:25:03,361 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-01-28 14:25:03,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:25:03,367 INFO L225 Difference]: With dead ends: 4966 [2022-01-28 14:25:03,367 INFO L226 Difference]: Without dead ends: 4966 [2022-01-28 14:25:03,367 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1113 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=838, Invalid=3992, Unknown=0, NotChecked=0, Total=4830 [2022-01-28 14:25:03,367 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 2288 mSDsluCounter, 2794 mSDsCounter, 0 mSdLazyCounter, 3053 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2288 SdHoareTripleChecker+Valid, 3054 SdHoareTripleChecker+Invalid, 3220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 3053 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:25:03,367 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2288 Valid, 3054 Invalid, 3220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 3053 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:25:03,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4966 states. [2022-01-28 14:25:03,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4966 to 3603. [2022-01-28 14:25:03,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3603 states, 3586 states have (on average 1.913552704963748) internal successors, (6862), 3602 states have internal predecessors, (6862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:03,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 6862 transitions. [2022-01-28 14:25:03,403 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 6862 transitions. Word has length 232 [2022-01-28 14:25:03,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:25:03,403 INFO L470 AbstractCegarLoop]: Abstraction has 3603 states and 6862 transitions. [2022-01-28 14:25:03,403 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:03,403 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 6862 transitions. [2022-01-28 14:25:03,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-01-28 14:25:03,404 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:25:03,405 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:25:03,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-01-28 14:25:03,405 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:25:03,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:25:03,405 INFO L85 PathProgramCache]: Analyzing trace with hash -1809390444, now seen corresponding path program 7 times [2022-01-28 14:25:03,405 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:25:03,405 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90558065] [2022-01-28 14:25:03,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:25:03,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:25:03,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:25:03,948 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:25:03,948 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:25:03,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90558065] [2022-01-28 14:25:03,948 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90558065] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:25:03,948 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:25:03,948 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-28 14:25:03,948 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302712937] [2022-01-28 14:25:03,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:25:03,948 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-01-28 14:25:03,949 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:25:03,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-01-28 14:25:03,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=757, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:25:03,949 INFO L87 Difference]: Start difference. First operand 3603 states and 6862 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:05,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:25:05,976 INFO L93 Difference]: Finished difference Result 3963 states and 7539 transitions. [2022-01-28 14:25:05,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-01-28 14:25:05,976 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-01-28 14:25:05,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:25:05,980 INFO L225 Difference]: With dead ends: 3963 [2022-01-28 14:25:05,981 INFO L226 Difference]: Without dead ends: 3963 [2022-01-28 14:25:05,981 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1208 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=856, Invalid=4256, Unknown=0, NotChecked=0, Total=5112 [2022-01-28 14:25:05,981 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 2429 mSDsluCounter, 2667 mSDsCounter, 0 mSdLazyCounter, 3021 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2429 SdHoareTripleChecker+Valid, 2910 SdHoareTripleChecker+Invalid, 3249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 3021 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:25:05,982 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2429 Valid, 2910 Invalid, 3249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 3021 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:25:05,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3963 states. [2022-01-28 14:25:06,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3963 to 3603. [2022-01-28 14:25:06,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3603 states, 3586 states have (on average 1.913552704963748) internal successors, (6862), 3602 states have internal predecessors, (6862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:06,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 6862 transitions. [2022-01-28 14:25:06,014 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 6862 transitions. Word has length 232 [2022-01-28 14:25:06,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:25:06,014 INFO L470 AbstractCegarLoop]: Abstraction has 3603 states and 6862 transitions. [2022-01-28 14:25:06,014 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:06,015 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 6862 transitions. [2022-01-28 14:25:06,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-01-28 14:25:06,016 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:25:06,016 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:25:06,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-01-28 14:25:06,016 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:25:06,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:25:06,017 INFO L85 PathProgramCache]: Analyzing trace with hash -479462282, now seen corresponding path program 8 times [2022-01-28 14:25:06,017 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:25:06,017 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747387606] [2022-01-28 14:25:06,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:25:06,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:25:06,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:25:06,586 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:25:06,586 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:25:06,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747387606] [2022-01-28 14:25:06,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747387606] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:25:06,587 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:25:06,587 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-28 14:25:06,587 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535409624] [2022-01-28 14:25:06,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:25:06,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-01-28 14:25:06,587 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:25:06,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-01-28 14:25:06,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=770, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:25:06,588 INFO L87 Difference]: Start difference. First operand 3603 states and 6862 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:08,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:25:08,837 INFO L93 Difference]: Finished difference Result 3906 states and 7425 transitions. [2022-01-28 14:25:08,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-01-28 14:25:08,837 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-01-28 14:25:08,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:25:08,841 INFO L225 Difference]: With dead ends: 3906 [2022-01-28 14:25:08,841 INFO L226 Difference]: Without dead ends: 3906 [2022-01-28 14:25:08,842 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1127 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=826, Invalid=4286, Unknown=0, NotChecked=0, Total=5112 [2022-01-28 14:25:08,842 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 2558 mSDsluCounter, 3443 mSDsCounter, 0 mSdLazyCounter, 3668 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2558 SdHoareTripleChecker+Valid, 3700 SdHoareTripleChecker+Invalid, 3891 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 3668 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:25:08,842 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2558 Valid, 3700 Invalid, 3891 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 3668 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:25:08,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3906 states. [2022-01-28 14:25:08,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3906 to 3613. [2022-01-28 14:25:08,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3613 states, 3596 states have (on average 1.9137931034482758) internal successors, (6882), 3612 states have internal predecessors, (6882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:08,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 3613 states and 6882 transitions. [2022-01-28 14:25:08,876 INFO L78 Accepts]: Start accepts. Automaton has 3613 states and 6882 transitions. Word has length 232 [2022-01-28 14:25:08,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:25:08,876 INFO L470 AbstractCegarLoop]: Abstraction has 3613 states and 6882 transitions. [2022-01-28 14:25:08,876 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:08,876 INFO L276 IsEmpty]: Start isEmpty. Operand 3613 states and 6882 transitions. [2022-01-28 14:25:08,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-01-28 14:25:08,878 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:25:08,878 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:25:08,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-01-28 14:25:08,878 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:25:08,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:25:08,878 INFO L85 PathProgramCache]: Analyzing trace with hash 1838543572, now seen corresponding path program 9 times [2022-01-28 14:25:08,878 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:25:08,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430333648] [2022-01-28 14:25:08,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:25:08,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:25:08,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:25:09,685 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:25:09,685 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:25:09,685 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430333648] [2022-01-28 14:25:09,685 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430333648] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:25:09,685 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:25:09,686 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-01-28 14:25:09,686 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38577677] [2022-01-28 14:25:09,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:25:09,686 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-01-28 14:25:09,686 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:25:09,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-01-28 14:25:09,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=770, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:25:09,686 INFO L87 Difference]: Start difference. First operand 3613 states and 6882 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:12,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:25:12,727 INFO L93 Difference]: Finished difference Result 3942 states and 7497 transitions. [2022-01-28 14:25:12,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-01-28 14:25:12,728 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-01-28 14:25:12,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:25:12,732 INFO L225 Difference]: With dead ends: 3942 [2022-01-28 14:25:12,732 INFO L226 Difference]: Without dead ends: 3942 [2022-01-28 14:25:12,732 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 968 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=745, Invalid=3811, Unknown=0, NotChecked=0, Total=4556 [2022-01-28 14:25:12,732 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 2035 mSDsluCounter, 3416 mSDsCounter, 0 mSdLazyCounter, 3650 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2035 SdHoareTripleChecker+Valid, 3647 SdHoareTripleChecker+Invalid, 3849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 3650 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-01-28 14:25:12,733 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2035 Valid, 3647 Invalid, 3849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 3650 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-01-28 14:25:12,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3942 states. [2022-01-28 14:25:12,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3942 to 3555. [2022-01-28 14:25:12,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3555 states, 3538 states have (on average 1.9123798756359525) internal successors, (6766), 3554 states have internal predecessors, (6766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:12,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 3555 states and 6766 transitions. [2022-01-28 14:25:12,763 INFO L78 Accepts]: Start accepts. Automaton has 3555 states and 6766 transitions. Word has length 232 [2022-01-28 14:25:12,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:25:12,764 INFO L470 AbstractCegarLoop]: Abstraction has 3555 states and 6766 transitions. [2022-01-28 14:25:12,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:12,764 INFO L276 IsEmpty]: Start isEmpty. Operand 3555 states and 6766 transitions. [2022-01-28 14:25:12,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:25:12,765 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:25:12,765 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:25:12,765 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-01-28 14:25:12,765 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:25:12,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:25:12,766 INFO L85 PathProgramCache]: Analyzing trace with hash -2146489612, now seen corresponding path program 1 times [2022-01-28 14:25:12,766 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:25:12,766 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736491011] [2022-01-28 14:25:12,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:25:12,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:25:12,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:25:13,601 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:25:13,601 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:25:13,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736491011] [2022-01-28 14:25:13,601 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [736491011] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:25:13,601 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:25:13,601 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:25:13,602 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737952096] [2022-01-28 14:25:13,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:25:13,602 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:25:13,602 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:25:13,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:25:13,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1022, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:25:13,602 INFO L87 Difference]: Start difference. First operand 3555 states and 6766 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:17,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:25:17,085 INFO L93 Difference]: Finished difference Result 4255 states and 8163 transitions. [2022-01-28 14:25:17,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-01-28 14:25:17,085 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:25:17,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:25:17,090 INFO L225 Difference]: With dead ends: 4255 [2022-01-28 14:25:17,090 INFO L226 Difference]: Without dead ends: 4255 [2022-01-28 14:25:17,090 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 909 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=708, Invalid=4122, Unknown=0, NotChecked=0, Total=4830 [2022-01-28 14:25:17,090 INFO L933 BasicCegarLoop]: 225 mSDtfsCounter, 1917 mSDsluCounter, 3609 mSDsCounter, 0 mSdLazyCounter, 3700 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1917 SdHoareTripleChecker+Valid, 3828 SdHoareTripleChecker+Invalid, 3842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 3700 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:25:17,090 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1917 Valid, 3828 Invalid, 3842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 3700 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-01-28 14:25:17,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4255 states. [2022-01-28 14:25:17,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4255 to 3608. [2022-01-28 14:25:17,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3608 states, 3591 states have (on average 1.9136730715678083) internal successors, (6872), 3607 states have internal predecessors, (6872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:17,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 3608 states and 6872 transitions. [2022-01-28 14:25:17,123 INFO L78 Accepts]: Start accepts. Automaton has 3608 states and 6872 transitions. Word has length 234 [2022-01-28 14:25:17,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:25:17,123 INFO L470 AbstractCegarLoop]: Abstraction has 3608 states and 6872 transitions. [2022-01-28 14:25:17,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:17,123 INFO L276 IsEmpty]: Start isEmpty. Operand 3608 states and 6872 transitions. [2022-01-28 14:25:17,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:25:17,124 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:25:17,125 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:25:17,125 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-01-28 14:25:17,125 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:25:17,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:25:17,125 INFO L85 PathProgramCache]: Analyzing trace with hash -2030813832, now seen corresponding path program 2 times [2022-01-28 14:25:17,125 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:25:17,125 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552123117] [2022-01-28 14:25:17,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:25:17,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:25:17,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:25:17,977 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:25:17,977 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:25:17,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552123117] [2022-01-28 14:25:17,977 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552123117] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:25:17,977 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:25:17,977 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:25:17,977 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849964612] [2022-01-28 14:25:17,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:25:17,978 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:25:17,978 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:25:17,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:25:17,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:25:17,978 INFO L87 Difference]: Start difference. First operand 3608 states and 6872 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:23,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:25:23,122 INFO L93 Difference]: Finished difference Result 4313 states and 8277 transitions. [2022-01-28 14:25:23,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-01-28 14:25:23,122 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:25:23,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:25:23,127 INFO L225 Difference]: With dead ends: 4313 [2022-01-28 14:25:23,127 INFO L226 Difference]: Without dead ends: 4313 [2022-01-28 14:25:23,127 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1099 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=789, Invalid=4761, Unknown=0, NotChecked=0, Total=5550 [2022-01-28 14:25:23,128 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 2125 mSDsluCounter, 4292 mSDsCounter, 0 mSdLazyCounter, 4599 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2125 SdHoareTripleChecker+Valid, 4518 SdHoareTripleChecker+Invalid, 4765 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 4599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:25:23,128 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2125 Valid, 4518 Invalid, 4765 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 4599 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-01-28 14:25:23,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4313 states. [2022-01-28 14:25:23,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4313 to 3626. [2022-01-28 14:25:23,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3626 states, 3609 states have (on average 1.914103629814353) internal successors, (6908), 3625 states have internal predecessors, (6908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:23,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3626 states to 3626 states and 6908 transitions. [2022-01-28 14:25:23,160 INFO L78 Accepts]: Start accepts. Automaton has 3626 states and 6908 transitions. Word has length 234 [2022-01-28 14:25:23,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:25:23,160 INFO L470 AbstractCegarLoop]: Abstraction has 3626 states and 6908 transitions. [2022-01-28 14:25:23,160 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:23,160 INFO L276 IsEmpty]: Start isEmpty. Operand 3626 states and 6908 transitions. [2022-01-28 14:25:23,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:25:23,162 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:25:23,162 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:25:23,162 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-01-28 14:25:23,162 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:25:23,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:25:23,162 INFO L85 PathProgramCache]: Analyzing trace with hash -1233203660, now seen corresponding path program 3 times [2022-01-28 14:25:23,162 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:25:23,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965759836] [2022-01-28 14:25:23,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:25:23,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:25:23,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:25:24,455 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:25:24,455 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:25:24,455 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965759836] [2022-01-28 14:25:24,455 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965759836] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:25:24,455 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:25:24,455 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:25:24,455 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204989292] [2022-01-28 14:25:24,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:25:24,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:25:24,456 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:25:24,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:25:24,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1093, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:25:24,456 INFO L87 Difference]: Start difference. First operand 3626 states and 6908 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:29,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:25:29,296 INFO L93 Difference]: Finished difference Result 4426 states and 8498 transitions. [2022-01-28 14:25:29,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-01-28 14:25:29,296 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:25:29,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:25:29,301 INFO L225 Difference]: With dead ends: 4426 [2022-01-28 14:25:29,301 INFO L226 Difference]: Without dead ends: 4426 [2022-01-28 14:25:29,302 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1250 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=850, Invalid=5312, Unknown=0, NotChecked=0, Total=6162 [2022-01-28 14:25:29,302 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 2036 mSDsluCounter, 4017 mSDsCounter, 0 mSdLazyCounter, 4364 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2036 SdHoareTripleChecker+Valid, 4250 SdHoareTripleChecker+Invalid, 4555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 4364 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:25:29,302 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2036 Valid, 4250 Invalid, 4555 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 4364 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-01-28 14:25:29,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4426 states. [2022-01-28 14:25:29,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4426 to 3644. [2022-01-28 14:25:29,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3644 states, 3627 states have (on average 1.9145299145299146) internal successors, (6944), 3643 states have internal predecessors, (6944), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:29,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3644 states to 3644 states and 6944 transitions. [2022-01-28 14:25:29,345 INFO L78 Accepts]: Start accepts. Automaton has 3644 states and 6944 transitions. Word has length 234 [2022-01-28 14:25:29,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:25:29,346 INFO L470 AbstractCegarLoop]: Abstraction has 3644 states and 6944 transitions. [2022-01-28 14:25:29,346 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:29,346 INFO L276 IsEmpty]: Start isEmpty. Operand 3644 states and 6944 transitions. [2022-01-28 14:25:29,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:25:29,348 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:25:29,348 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:25:29,348 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-01-28 14:25:29,348 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:25:29,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:25:29,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1433715954, now seen corresponding path program 4 times [2022-01-28 14:25:29,348 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:25:29,348 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860455051] [2022-01-28 14:25:29,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:25:29,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:25:29,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:25:30,444 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:25:30,445 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:25:30,445 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860455051] [2022-01-28 14:25:30,445 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860455051] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:25:30,445 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:25:30,445 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:25:30,445 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326800527] [2022-01-28 14:25:30,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:25:30,445 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:25:30,445 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:25:30,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:25:30,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:25:30,446 INFO L87 Difference]: Start difference. First operand 3644 states and 6944 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:36,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:25:36,248 INFO L93 Difference]: Finished difference Result 4345 states and 8342 transitions. [2022-01-28 14:25:36,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-01-28 14:25:36,248 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:25:36,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:25:36,255 INFO L225 Difference]: With dead ends: 4345 [2022-01-28 14:25:36,255 INFO L226 Difference]: Without dead ends: 4345 [2022-01-28 14:25:36,256 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1247 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=851, Invalid=5311, Unknown=0, NotChecked=0, Total=6162 [2022-01-28 14:25:36,256 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 1948 mSDsluCounter, 4372 mSDsCounter, 0 mSdLazyCounter, 4735 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1948 SdHoareTripleChecker+Valid, 4604 SdHoareTripleChecker+Invalid, 4897 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 4735 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:25:36,256 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1948 Valid, 4604 Invalid, 4897 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 4735 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-01-28 14:25:36,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4345 states. [2022-01-28 14:25:36,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4345 to 3644. [2022-01-28 14:25:36,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3644 states, 3627 states have (on average 1.9145299145299146) internal successors, (6944), 3643 states have internal predecessors, (6944), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:36,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3644 states to 3644 states and 6944 transitions. [2022-01-28 14:25:36,307 INFO L78 Accepts]: Start accepts. Automaton has 3644 states and 6944 transitions. Word has length 234 [2022-01-28 14:25:36,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:25:36,307 INFO L470 AbstractCegarLoop]: Abstraction has 3644 states and 6944 transitions. [2022-01-28 14:25:36,307 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:36,307 INFO L276 IsEmpty]: Start isEmpty. Operand 3644 states and 6944 transitions. [2022-01-28 14:25:36,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:25:36,309 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:25:36,309 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:25:36,309 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-01-28 14:25:36,309 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:25:36,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:25:36,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1478711864, now seen corresponding path program 5 times [2022-01-28 14:25:36,310 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:25:36,310 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709755402] [2022-01-28 14:25:36,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:25:36,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:25:36,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:25:37,438 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:25:37,438 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:25:37,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709755402] [2022-01-28 14:25:37,438 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709755402] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:25:37,438 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:25:37,439 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:25:37,439 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114702225] [2022-01-28 14:25:37,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:25:37,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:25:37,439 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:25:37,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:25:37,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:25:37,440 INFO L87 Difference]: Start difference. First operand 3644 states and 6944 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:42,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:25:42,950 INFO L93 Difference]: Finished difference Result 4507 states and 8657 transitions. [2022-01-28 14:25:42,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-01-28 14:25:42,951 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:25:42,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:25:42,955 INFO L225 Difference]: With dead ends: 4507 [2022-01-28 14:25:42,955 INFO L226 Difference]: Without dead ends: 4507 [2022-01-28 14:25:42,956 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1388 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=917, Invalid=5725, Unknown=0, NotChecked=0, Total=6642 [2022-01-28 14:25:42,957 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 2250 mSDsluCounter, 4514 mSDsCounter, 0 mSdLazyCounter, 4823 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2250 SdHoareTripleChecker+Valid, 4753 SdHoareTripleChecker+Invalid, 5032 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 4823 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:25:42,957 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2250 Valid, 4753 Invalid, 5032 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 4823 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-01-28 14:25:42,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4507 states. [2022-01-28 14:25:42,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4507 to 3662. [2022-01-28 14:25:42,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3662 states, 3645 states have (on average 1.9149519890260631) internal successors, (6980), 3661 states have internal predecessors, (6980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:42,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 3662 states and 6980 transitions. [2022-01-28 14:25:42,990 INFO L78 Accepts]: Start accepts. Automaton has 3662 states and 6980 transitions. Word has length 234 [2022-01-28 14:25:42,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:25:42,990 INFO L470 AbstractCegarLoop]: Abstraction has 3662 states and 6980 transitions. [2022-01-28 14:25:42,990 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:42,990 INFO L276 IsEmpty]: Start isEmpty. Operand 3662 states and 6980 transitions. [2022-01-28 14:25:42,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:25:42,992 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:25:42,992 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:25:42,992 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-01-28 14:25:42,992 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:25:42,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:25:42,992 INFO L85 PathProgramCache]: Analyzing trace with hash -1520983366, now seen corresponding path program 6 times [2022-01-28 14:25:42,993 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:25:42,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041666981] [2022-01-28 14:25:42,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:25:42,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:25:43,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:25:43,946 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:25:43,946 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:25:43,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041666981] [2022-01-28 14:25:43,946 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041666981] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:25:43,946 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:25:43,946 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:25:43,947 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753580202] [2022-01-28 14:25:43,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:25:43,947 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:25:43,947 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:25:43,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:25:43,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:25:43,947 INFO L87 Difference]: Start difference. First operand 3662 states and 6980 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:49,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:25:49,176 INFO L93 Difference]: Finished difference Result 4450 states and 8548 transitions. [2022-01-28 14:25:49,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-01-28 14:25:49,176 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:25:49,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:25:49,180 INFO L225 Difference]: With dead ends: 4450 [2022-01-28 14:25:49,180 INFO L226 Difference]: Without dead ends: 4450 [2022-01-28 14:25:49,181 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1387 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=910, Invalid=5732, Unknown=0, NotChecked=0, Total=6642 [2022-01-28 14:25:49,181 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 1966 mSDsluCounter, 4252 mSDsCounter, 0 mSdLazyCounter, 4478 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1966 SdHoareTripleChecker+Valid, 4487 SdHoareTripleChecker+Invalid, 4665 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 187 IncrementalHoareTripleChecker+Valid, 4478 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:25:49,181 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1966 Valid, 4487 Invalid, 4665 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 4478 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-01-28 14:25:49,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4450 states. [2022-01-28 14:25:49,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4450 to 3668. [2022-01-28 14:25:49,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3668 states, 3651 states have (on average 1.9150917556833744) internal successors, (6992), 3667 states have internal predecessors, (6992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:49,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3668 states to 3668 states and 6992 transitions. [2022-01-28 14:25:49,214 INFO L78 Accepts]: Start accepts. Automaton has 3668 states and 6992 transitions. Word has length 234 [2022-01-28 14:25:49,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:25:49,214 INFO L470 AbstractCegarLoop]: Abstraction has 3668 states and 6992 transitions. [2022-01-28 14:25:49,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:49,214 INFO L276 IsEmpty]: Start isEmpty. Operand 3668 states and 6992 transitions. [2022-01-28 14:25:49,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:25:49,216 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:25:49,216 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:25:49,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-01-28 14:25:49,216 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:25:49,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:25:49,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1145936248, now seen corresponding path program 7 times [2022-01-28 14:25:49,216 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:25:49,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885881349] [2022-01-28 14:25:49,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:25:49,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:25:49,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:25:50,345 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:25:50,346 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:25:50,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885881349] [2022-01-28 14:25:50,346 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1885881349] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:25:50,346 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:25:50,346 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:25:50,346 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193938323] [2022-01-28 14:25:50,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:25:50,346 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:25:50,346 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:25:50,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:25:50,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:25:50,347 INFO L87 Difference]: Start difference. First operand 3668 states and 6992 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:55,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:25:55,761 INFO L93 Difference]: Finished difference Result 4371 states and 8394 transitions. [2022-01-28 14:25:55,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-01-28 14:25:55,762 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:25:55,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:25:55,768 INFO L225 Difference]: With dead ends: 4371 [2022-01-28 14:25:55,768 INFO L226 Difference]: Without dead ends: 4371 [2022-01-28 14:25:55,768 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1269 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=867, Invalid=5295, Unknown=0, NotChecked=0, Total=6162 [2022-01-28 14:25:55,768 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 2118 mSDsluCounter, 4606 mSDsCounter, 0 mSdLazyCounter, 4711 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2118 SdHoareTripleChecker+Valid, 4838 SdHoareTripleChecker+Invalid, 4894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 4711 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:25:55,769 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2118 Valid, 4838 Invalid, 4894 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 4711 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-01-28 14:25:55,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4371 states. [2022-01-28 14:25:55,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4371 to 3662. [2022-01-28 14:25:55,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3662 states, 3645 states have (on average 1.9149519890260631) internal successors, (6980), 3661 states have internal predecessors, (6980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:55,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 3662 states and 6980 transitions. [2022-01-28 14:25:55,806 INFO L78 Accepts]: Start accepts. Automaton has 3662 states and 6980 transitions. Word has length 234 [2022-01-28 14:25:55,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:25:55,806 INFO L470 AbstractCegarLoop]: Abstraction has 3662 states and 6980 transitions. [2022-01-28 14:25:55,807 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:25:55,807 INFO L276 IsEmpty]: Start isEmpty. Operand 3662 states and 6980 transitions. [2022-01-28 14:25:55,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:25:55,808 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:25:55,808 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:25:55,808 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-01-28 14:25:55,809 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:25:55,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:25:55,809 INFO L85 PathProgramCache]: Analyzing trace with hash 1515187476, now seen corresponding path program 8 times [2022-01-28 14:25:55,809 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:25:55,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811954617] [2022-01-28 14:25:55,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:25:55,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:25:55,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:25:56,927 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:25:56,927 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:25:56,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811954617] [2022-01-28 14:25:56,928 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1811954617] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:25:56,928 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:25:56,928 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:25:56,928 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042070763] [2022-01-28 14:25:56,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:25:56,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:25:56,928 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:25:56,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:25:56,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1093, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:25:56,929 INFO L87 Difference]: Start difference. First operand 3662 states and 6980 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:02,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:26:02,613 INFO L93 Difference]: Finished difference Result 4946 states and 9519 transitions. [2022-01-28 14:26:02,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-01-28 14:26:02,613 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:26:02,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:26:02,618 INFO L225 Difference]: With dead ends: 4946 [2022-01-28 14:26:02,619 INFO L226 Difference]: Without dead ends: 4946 [2022-01-28 14:26:02,619 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1593 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=1034, Invalid=6276, Unknown=0, NotChecked=0, Total=7310 [2022-01-28 14:26:02,619 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 2697 mSDsluCounter, 5074 mSDsCounter, 0 mSdLazyCounter, 4984 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2697 SdHoareTripleChecker+Valid, 5351 SdHoareTripleChecker+Invalid, 5208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 4984 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:26:02,619 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2697 Valid, 5351 Invalid, 5208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 4984 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-01-28 14:26:02,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4946 states. [2022-01-28 14:26:02,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4946 to 3692. [2022-01-28 14:26:02,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3692 states, 3675 states have (on average 1.9156462585034013) internal successors, (7040), 3691 states have internal predecessors, (7040), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:02,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 3692 states and 7040 transitions. [2022-01-28 14:26:02,666 INFO L78 Accepts]: Start accepts. Automaton has 3692 states and 7040 transitions. Word has length 234 [2022-01-28 14:26:02,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:26:02,666 INFO L470 AbstractCegarLoop]: Abstraction has 3692 states and 7040 transitions. [2022-01-28 14:26:02,666 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:02,667 INFO L276 IsEmpty]: Start isEmpty. Operand 3692 states and 7040 transitions. [2022-01-28 14:26:02,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:26:02,668 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:26:02,669 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:26:02,669 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-01-28 14:26:02,669 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:26:02,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:26:02,669 INFO L85 PathProgramCache]: Analyzing trace with hash -1484507754, now seen corresponding path program 9 times [2022-01-28 14:26:02,669 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:26:02,669 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416885535] [2022-01-28 14:26:02,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:26:02,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:26:02,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:26:03,777 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:26:03,777 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:26:03,777 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416885535] [2022-01-28 14:26:03,777 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416885535] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:26:03,778 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:26:03,778 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:26:03,778 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383855119] [2022-01-28 14:26:03,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:26:03,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:26:03,778 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:26:03,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:26:03,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:26:03,779 INFO L87 Difference]: Start difference. First operand 3692 states and 7040 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:09,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:26:09,564 INFO L93 Difference]: Finished difference Result 4937 states and 9502 transitions. [2022-01-28 14:26:09,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-01-28 14:26:09,564 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:26:09,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:26:09,569 INFO L225 Difference]: With dead ends: 4937 [2022-01-28 14:26:09,570 INFO L226 Difference]: Without dead ends: 4937 [2022-01-28 14:26:09,570 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1536 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=1003, Invalid=6137, Unknown=0, NotChecked=0, Total=7140 [2022-01-28 14:26:09,570 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 2336 mSDsluCounter, 5123 mSDsCounter, 0 mSdLazyCounter, 4912 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2336 SdHoareTripleChecker+Valid, 5397 SdHoareTripleChecker+Invalid, 5105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 4912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:26:09,570 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2336 Valid, 5397 Invalid, 5105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [193 Valid, 4912 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-01-28 14:26:09,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4937 states. [2022-01-28 14:26:09,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4937 to 3698. [2022-01-28 14:26:09,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3698 states, 3681 states have (on average 1.9157837544145613) internal successors, (7052), 3697 states have internal predecessors, (7052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:09,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3698 states to 3698 states and 7052 transitions. [2022-01-28 14:26:09,607 INFO L78 Accepts]: Start accepts. Automaton has 3698 states and 7052 transitions. Word has length 234 [2022-01-28 14:26:09,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:26:09,607 INFO L470 AbstractCegarLoop]: Abstraction has 3698 states and 7052 transitions. [2022-01-28 14:26:09,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:09,607 INFO L276 IsEmpty]: Start isEmpty. Operand 3698 states and 7052 transitions. [2022-01-28 14:26:09,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:26:09,609 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:26:09,609 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:26:09,609 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-01-28 14:26:09,609 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:26:09,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:26:09,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1182411860, now seen corresponding path program 10 times [2022-01-28 14:26:09,609 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:26:09,609 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497125391] [2022-01-28 14:26:09,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:26:09,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:26:09,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:26:10,935 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:26:10,935 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:26:10,935 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497125391] [2022-01-28 14:26:10,935 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497125391] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:26:10,936 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:26:10,936 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:26:10,936 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072314423] [2022-01-28 14:26:10,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:26:10,936 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:26:10,936 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:26:10,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:26:10,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:26:10,937 INFO L87 Difference]: Start difference. First operand 3698 states and 7052 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:17,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:26:17,629 INFO L93 Difference]: Finished difference Result 4861 states and 9354 transitions. [2022-01-28 14:26:17,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-01-28 14:26:17,630 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:26:17,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:26:17,635 INFO L225 Difference]: With dead ends: 4861 [2022-01-28 14:26:17,635 INFO L226 Difference]: Without dead ends: 4861 [2022-01-28 14:26:17,636 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1431 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=970, Invalid=5836, Unknown=0, NotChecked=0, Total=6806 [2022-01-28 14:26:17,636 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 2249 mSDsluCounter, 5404 mSDsCounter, 0 mSdLazyCounter, 5457 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2249 SdHoareTripleChecker+Valid, 5677 SdHoareTripleChecker+Invalid, 5618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 5457 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-01-28 14:26:17,636 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2249 Valid, 5677 Invalid, 5618 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 5457 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-01-28 14:26:17,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4861 states. [2022-01-28 14:26:17,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4861 to 3686. [2022-01-28 14:26:17,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3686 states, 3669 states have (on average 1.9155083128917962) internal successors, (7028), 3685 states have internal predecessors, (7028), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:17,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3686 states to 3686 states and 7028 transitions. [2022-01-28 14:26:17,673 INFO L78 Accepts]: Start accepts. Automaton has 3686 states and 7028 transitions. Word has length 234 [2022-01-28 14:26:17,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:26:17,673 INFO L470 AbstractCegarLoop]: Abstraction has 3686 states and 7028 transitions. [2022-01-28 14:26:17,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:17,673 INFO L276 IsEmpty]: Start isEmpty. Operand 3686 states and 7028 transitions. [2022-01-28 14:26:17,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:26:17,675 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:26:17,675 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:26:17,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-01-28 14:26:17,675 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:26:17,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:26:17,675 INFO L85 PathProgramCache]: Analyzing trace with hash 114553204, now seen corresponding path program 11 times [2022-01-28 14:26:17,676 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:26:17,676 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729413690] [2022-01-28 14:26:17,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:26:17,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:26:17,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:26:18,745 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:26:18,746 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:26:18,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729413690] [2022-01-28 14:26:18,746 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729413690] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:26:18,746 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:26:18,746 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:26:18,746 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084016498] [2022-01-28 14:26:18,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:26:18,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:26:18,746 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:26:18,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:26:18,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1090, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:26:18,747 INFO L87 Difference]: Start difference. First operand 3686 states and 7028 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:25,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:26:25,434 INFO L93 Difference]: Finished difference Result 6336 states and 12201 transitions. [2022-01-28 14:26:25,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-01-28 14:26:25,434 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:26:25,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:26:25,441 INFO L225 Difference]: With dead ends: 6336 [2022-01-28 14:26:25,441 INFO L226 Difference]: Without dead ends: 6336 [2022-01-28 14:26:25,442 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2012 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1296, Invalid=7446, Unknown=0, NotChecked=0, Total=8742 [2022-01-28 14:26:25,442 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 2690 mSDsluCounter, 6301 mSDsCounter, 0 mSdLazyCounter, 5967 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2690 SdHoareTripleChecker+Valid, 6629 SdHoareTripleChecker+Invalid, 6138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 5967 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:26:25,442 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2690 Valid, 6629 Invalid, 6138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 5967 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-01-28 14:26:25,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6336 states. [2022-01-28 14:26:25,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6336 to 3721. [2022-01-28 14:26:25,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3721 states, 3704 states have (on average 1.9163066954643628) internal successors, (7098), 3720 states have internal predecessors, (7098), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:25,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3721 states to 3721 states and 7098 transitions. [2022-01-28 14:26:25,483 INFO L78 Accepts]: Start accepts. Automaton has 3721 states and 7098 transitions. Word has length 234 [2022-01-28 14:26:25,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:26:25,483 INFO L470 AbstractCegarLoop]: Abstraction has 3721 states and 7098 transitions. [2022-01-28 14:26:25,483 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:25,483 INFO L276 IsEmpty]: Start isEmpty. Operand 3721 states and 7098 transitions. [2022-01-28 14:26:25,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:26:25,485 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:26:25,485 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:26:25,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-01-28 14:26:25,485 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:26:25,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:26:25,486 INFO L85 PathProgramCache]: Analyzing trace with hash 306028177, now seen corresponding path program 1 times [2022-01-28 14:26:25,486 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:26:25,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145526415] [2022-01-28 14:26:25,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:26:25,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:26:25,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:26:26,433 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:26:26,434 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:26:26,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145526415] [2022-01-28 14:26:26,434 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145526415] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:26:26,434 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:26:26,434 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:26:26,434 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192692863] [2022-01-28 14:26:26,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:26:26,434 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:26:26,434 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:26:26,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:26:26,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1090, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:26:26,435 INFO L87 Difference]: Start difference. First operand 3721 states and 7098 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:32,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:26:32,704 INFO L93 Difference]: Finished difference Result 6759 states and 12964 transitions. [2022-01-28 14:26:32,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-01-28 14:26:32,704 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:26:32,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:26:32,712 INFO L225 Difference]: With dead ends: 6759 [2022-01-28 14:26:32,712 INFO L226 Difference]: Without dead ends: 6759 [2022-01-28 14:26:32,713 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1592 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=1194, Invalid=6288, Unknown=0, NotChecked=0, Total=7482 [2022-01-28 14:26:32,713 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 3248 mSDsluCounter, 6803 mSDsCounter, 0 mSdLazyCounter, 7821 mSolverCounterSat, 410 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3248 SdHoareTripleChecker+Valid, 7189 SdHoareTripleChecker+Invalid, 8231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 410 IncrementalHoareTripleChecker+Valid, 7821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:26:32,713 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3248 Valid, 7189 Invalid, 8231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [410 Valid, 7821 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-01-28 14:26:32,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6759 states. [2022-01-28 14:26:32,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6759 to 3981. [2022-01-28 14:26:32,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3981 states, 3964 states have (on average 1.9228052472250252) internal successors, (7622), 3980 states have internal predecessors, (7622), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:32,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 7622 transitions. [2022-01-28 14:26:32,774 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 7622 transitions. Word has length 234 [2022-01-28 14:26:32,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:26:32,774 INFO L470 AbstractCegarLoop]: Abstraction has 3981 states and 7622 transitions. [2022-01-28 14:26:32,774 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:32,774 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 7622 transitions. [2022-01-28 14:26:32,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:26:32,777 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:26:32,777 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:26:32,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-01-28 14:26:32,778 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:26:32,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:26:32,778 INFO L85 PathProgramCache]: Analyzing trace with hash -548350424, now seen corresponding path program 12 times [2022-01-28 14:26:32,778 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:26:32,778 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957454380] [2022-01-28 14:26:32,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:26:32,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:26:32,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:26:33,739 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:26:33,739 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:26:33,739 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957454380] [2022-01-28 14:26:33,739 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957454380] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:26:33,739 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:26:33,740 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:26:33,740 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72786049] [2022-01-28 14:26:33,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:26:33,740 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:26:33,740 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:26:33,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:26:33,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:26:33,741 INFO L87 Difference]: Start difference. First operand 3981 states and 7622 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:39,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:26:39,465 INFO L93 Difference]: Finished difference Result 4800 states and 9230 transitions. [2022-01-28 14:26:39,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-01-28 14:26:39,465 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:26:39,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:26:39,470 INFO L225 Difference]: With dead ends: 4800 [2022-01-28 14:26:39,470 INFO L226 Difference]: Without dead ends: 4800 [2022-01-28 14:26:39,471 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1427 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=926, Invalid=5716, Unknown=0, NotChecked=0, Total=6642 [2022-01-28 14:26:39,471 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 2271 mSDsluCounter, 4718 mSDsCounter, 0 mSdLazyCounter, 4514 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2271 SdHoareTripleChecker+Valid, 4983 SdHoareTripleChecker+Invalid, 4700 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 4514 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:26:39,471 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2271 Valid, 4983 Invalid, 4700 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 4514 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-01-28 14:26:39,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4800 states. [2022-01-28 14:26:39,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4800 to 4058. [2022-01-28 14:26:39,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4058 states, 4041 states have (on average 1.9242761692650334) internal successors, (7776), 4057 states have internal predecessors, (7776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:39,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4058 states to 4058 states and 7776 transitions. [2022-01-28 14:26:39,509 INFO L78 Accepts]: Start accepts. Automaton has 4058 states and 7776 transitions. Word has length 234 [2022-01-28 14:26:39,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:26:39,509 INFO L470 AbstractCegarLoop]: Abstraction has 4058 states and 7776 transitions. [2022-01-28 14:26:39,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:39,509 INFO L276 IsEmpty]: Start isEmpty. Operand 4058 states and 7776 transitions. [2022-01-28 14:26:39,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:26:39,511 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:26:39,512 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:26:39,512 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-01-28 14:26:39,512 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:26:39,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:26:39,512 INFO L85 PathProgramCache]: Analyzing trace with hash 746921642, now seen corresponding path program 13 times [2022-01-28 14:26:39,512 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:26:39,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331188552] [2022-01-28 14:26:39,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:26:39,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:26:39,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:26:40,478 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:26:40,478 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:26:40,479 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331188552] [2022-01-28 14:26:40,479 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331188552] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:26:40,479 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:26:40,479 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:26:40,479 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007004474] [2022-01-28 14:26:40,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:26:40,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:26:40,479 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:26:40,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:26:40,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:26:40,480 INFO L87 Difference]: Start difference. First operand 4058 states and 7776 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:45,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:26:45,673 INFO L93 Difference]: Finished difference Result 4799 states and 9230 transitions. [2022-01-28 14:26:45,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-01-28 14:26:45,673 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:26:45,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:26:45,679 INFO L225 Difference]: With dead ends: 4799 [2022-01-28 14:26:45,679 INFO L226 Difference]: Without dead ends: 4799 [2022-01-28 14:26:45,679 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1324 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=882, Invalid=5438, Unknown=0, NotChecked=0, Total=6320 [2022-01-28 14:26:45,679 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 1949 mSDsluCounter, 6156 mSDsCounter, 0 mSdLazyCounter, 5938 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1949 SdHoareTripleChecker+Valid, 6415 SdHoareTripleChecker+Invalid, 6079 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 5938 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:26:45,680 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1949 Valid, 6415 Invalid, 6079 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 5938 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-01-28 14:26:45,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4799 states. [2022-01-28 14:26:45,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4799 to 4060. [2022-01-28 14:26:45,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4060 states, 4043 states have (on average 1.9243136284936928) internal successors, (7780), 4059 states have internal predecessors, (7780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:45,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4060 states to 4060 states and 7780 transitions. [2022-01-28 14:26:45,718 INFO L78 Accepts]: Start accepts. Automaton has 4060 states and 7780 transitions. Word has length 234 [2022-01-28 14:26:45,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:26:45,718 INFO L470 AbstractCegarLoop]: Abstraction has 4060 states and 7780 transitions. [2022-01-28 14:26:45,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:45,719 INFO L276 IsEmpty]: Start isEmpty. Operand 4060 states and 7780 transitions. [2022-01-28 14:26:45,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:26:45,721 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:26:45,721 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:26:45,721 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-01-28 14:26:45,721 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:26:45,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:26:45,721 INFO L85 PathProgramCache]: Analyzing trace with hash -881126040, now seen corresponding path program 14 times [2022-01-28 14:26:45,721 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:26:45,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656681967] [2022-01-28 14:26:45,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:26:45,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:26:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:26:46,736 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:26:46,737 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:26:46,737 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656681967] [2022-01-28 14:26:46,737 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656681967] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:26:46,737 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:26:46,737 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:26:46,737 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547831651] [2022-01-28 14:26:46,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:26:46,737 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:26:46,737 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:26:46,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:26:46,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:26:46,738 INFO L87 Difference]: Start difference. First operand 4060 states and 7780 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:52,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:26:52,217 INFO L93 Difference]: Finished difference Result 4723 states and 9082 transitions. [2022-01-28 14:26:52,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-01-28 14:26:52,217 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:26:52,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:26:52,222 INFO L225 Difference]: With dead ends: 4723 [2022-01-28 14:26:52,222 INFO L226 Difference]: Without dead ends: 4723 [2022-01-28 14:26:52,222 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1227 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=849, Invalid=5157, Unknown=0, NotChecked=0, Total=6006 [2022-01-28 14:26:52,222 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 2104 mSDsluCounter, 4822 mSDsCounter, 0 mSdLazyCounter, 4363 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2104 SdHoareTripleChecker+Valid, 5079 SdHoareTripleChecker+Invalid, 4506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 4363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:26:52,222 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2104 Valid, 5079 Invalid, 4506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 4363 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-01-28 14:26:52,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4723 states. [2022-01-28 14:26:52,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4723 to 4064. [2022-01-28 14:26:52,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4064 states, 4047 states have (on average 1.9243884358784284) internal successors, (7788), 4063 states have internal predecessors, (7788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:52,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4064 states to 4064 states and 7788 transitions. [2022-01-28 14:26:52,258 INFO L78 Accepts]: Start accepts. Automaton has 4064 states and 7788 transitions. Word has length 234 [2022-01-28 14:26:52,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:26:52,258 INFO L470 AbstractCegarLoop]: Abstraction has 4064 states and 7788 transitions. [2022-01-28 14:26:52,258 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:26:52,258 INFO L276 IsEmpty]: Start isEmpty. Operand 4064 states and 7788 transitions. [2022-01-28 14:26:52,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:26:52,260 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:26:52,260 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:26:52,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-01-28 14:26:52,260 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:26:52,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:26:52,261 INFO L85 PathProgramCache]: Analyzing trace with hash -1948984696, now seen corresponding path program 15 times [2022-01-28 14:26:52,261 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:26:52,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342525198] [2022-01-28 14:26:52,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:26:52,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:26:52,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:26:53,189 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:26:53,189 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:26:53,189 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342525198] [2022-01-28 14:26:53,189 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342525198] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:26:53,189 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:26:53,189 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:26:53,189 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539241758] [2022-01-28 14:26:53,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:26:53,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:26:53,190 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:26:53,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:26:53,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:26:53,190 INFO L87 Difference]: Start difference. First operand 4064 states and 7788 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:00,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:27:00,046 INFO L93 Difference]: Finished difference Result 6332 states and 12195 transitions. [2022-01-28 14:27:00,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-01-28 14:27:00,046 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:27:00,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:27:00,053 INFO L225 Difference]: With dead ends: 6332 [2022-01-28 14:27:00,053 INFO L226 Difference]: Without dead ends: 6332 [2022-01-28 14:27:00,054 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1880 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=1219, Invalid=6971, Unknown=0, NotChecked=0, Total=8190 [2022-01-28 14:27:00,054 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 2496 mSDsluCounter, 5834 mSDsCounter, 0 mSdLazyCounter, 5019 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2496 SdHoareTripleChecker+Valid, 6148 SdHoareTripleChecker+Invalid, 5183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 5019 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:27:00,054 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2496 Valid, 6148 Invalid, 5183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 5019 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-01-28 14:27:00,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6332 states. [2022-01-28 14:27:00,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6332 to 4099. [2022-01-28 14:27:00,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4099 states, 4082 states have (on average 1.9250367466927976) internal successors, (7858), 4098 states have internal predecessors, (7858), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:00,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4099 states to 4099 states and 7858 transitions. [2022-01-28 14:27:00,098 INFO L78 Accepts]: Start accepts. Automaton has 4099 states and 7858 transitions. Word has length 234 [2022-01-28 14:27:00,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:27:00,098 INFO L470 AbstractCegarLoop]: Abstraction has 4099 states and 7858 transitions. [2022-01-28 14:27:00,098 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:00,098 INFO L276 IsEmpty]: Start isEmpty. Operand 4099 states and 7858 transitions. [2022-01-28 14:27:00,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:27:00,100 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:27:00,100 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:27:00,100 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-01-28 14:27:00,100 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:27:00,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:27:00,101 INFO L85 PathProgramCache]: Analyzing trace with hash -1757509723, now seen corresponding path program 2 times [2022-01-28 14:27:00,101 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:27:00,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680141691] [2022-01-28 14:27:00,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:27:00,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:27:00,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:27:01,164 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:27:01,164 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:27:01,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680141691] [2022-01-28 14:27:01,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680141691] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:27:01,165 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:27:01,165 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:27:01,165 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698123087] [2022-01-28 14:27:01,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:27:01,165 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:27:01,165 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:27:01,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:27:01,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:27:01,166 INFO L87 Difference]: Start difference. First operand 4099 states and 7858 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:09,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:27:09,420 INFO L93 Difference]: Finished difference Result 6741 states and 12930 transitions. [2022-01-28 14:27:09,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-01-28 14:27:09,420 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:27:09,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:27:09,427 INFO L225 Difference]: With dead ends: 6741 [2022-01-28 14:27:09,427 INFO L226 Difference]: Without dead ends: 6741 [2022-01-28 14:27:09,428 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1473 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=1138, Invalid=5834, Unknown=0, NotChecked=0, Total=6972 [2022-01-28 14:27:09,428 INFO L933 BasicCegarLoop]: 377 mSDtfsCounter, 2925 mSDsluCounter, 6084 mSDsCounter, 0 mSdLazyCounter, 6619 mSolverCounterSat, 331 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2925 SdHoareTripleChecker+Valid, 6455 SdHoareTripleChecker+Invalid, 6950 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 331 IncrementalHoareTripleChecker+Valid, 6619 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:27:09,428 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2925 Valid, 6455 Invalid, 6950 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [331 Valid, 6619 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-01-28 14:27:09,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6741 states. [2022-01-28 14:27:09,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6741 to 4003. [2022-01-28 14:27:09,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4003 states, 3986 states have (on average 1.9232313095835425) internal successors, (7666), 4002 states have internal predecessors, (7666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:09,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 4003 states and 7666 transitions. [2022-01-28 14:27:09,475 INFO L78 Accepts]: Start accepts. Automaton has 4003 states and 7666 transitions. Word has length 234 [2022-01-28 14:27:09,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:27:09,476 INFO L470 AbstractCegarLoop]: Abstraction has 4003 states and 7666 transitions. [2022-01-28 14:27:09,476 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:09,476 INFO L276 IsEmpty]: Start isEmpty. Operand 4003 states and 7666 transitions. [2022-01-28 14:27:09,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:27:09,478 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:27:09,478 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:27:09,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-01-28 14:27:09,478 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:27:09,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:27:09,479 INFO L85 PathProgramCache]: Analyzing trace with hash 150924426, now seen corresponding path program 16 times [2022-01-28 14:27:09,479 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:27:09,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29239482] [2022-01-28 14:27:09,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:27:09,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:27:09,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:27:10,397 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:27:10,397 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:27:10,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29239482] [2022-01-28 14:27:10,397 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29239482] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:27:10,397 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:27:10,397 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:27:10,397 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882357284] [2022-01-28 14:27:10,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:27:10,398 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:27:10,398 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:27:10,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:27:10,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:27:10,398 INFO L87 Difference]: Start difference. First operand 4003 states and 7666 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:14,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:27:14,403 INFO L93 Difference]: Finished difference Result 4889 states and 9401 transitions. [2022-01-28 14:27:14,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-01-28 14:27:14,403 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:27:14,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:27:14,408 INFO L225 Difference]: With dead ends: 4889 [2022-01-28 14:27:14,408 INFO L226 Difference]: Without dead ends: 4889 [2022-01-28 14:27:14,409 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1483 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=952, Invalid=5854, Unknown=0, NotChecked=0, Total=6806 [2022-01-28 14:27:14,409 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 2206 mSDsluCounter, 4757 mSDsCounter, 0 mSdLazyCounter, 4410 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2206 SdHoareTripleChecker+Valid, 5019 SdHoareTripleChecker+Invalid, 4606 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 4410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-01-28 14:27:14,409 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2206 Valid, 5019 Invalid, 4606 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 4410 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-01-28 14:27:14,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4889 states. [2022-01-28 14:27:14,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4889 to 4009. [2022-01-28 14:27:14,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4009 states, 3992 states have (on average 1.9233466933867736) internal successors, (7678), 4008 states have internal predecessors, (7678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:14,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4009 states to 4009 states and 7678 transitions. [2022-01-28 14:27:14,446 INFO L78 Accepts]: Start accepts. Automaton has 4009 states and 7678 transitions. Word has length 234 [2022-01-28 14:27:14,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:27:14,446 INFO L470 AbstractCegarLoop]: Abstraction has 4009 states and 7678 transitions. [2022-01-28 14:27:14,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:14,446 INFO L276 IsEmpty]: Start isEmpty. Operand 4009 states and 7678 transitions. [2022-01-28 14:27:14,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:27:14,448 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:27:14,448 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:27:14,449 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-01-28 14:27:14,449 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:27:14,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:27:14,449 INFO L85 PathProgramCache]: Analyzing trace with hash 1446196492, now seen corresponding path program 17 times [2022-01-28 14:27:14,449 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:27:14,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221436868] [2022-01-28 14:27:14,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:27:14,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:27:14,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:27:15,206 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:27:15,206 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:27:15,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221436868] [2022-01-28 14:27:15,206 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221436868] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:27:15,206 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:27:15,206 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:27:15,206 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195861701] [2022-01-28 14:27:15,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:27:15,207 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:27:15,207 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:27:15,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:27:15,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:27:15,207 INFO L87 Difference]: Start difference. First operand 4009 states and 7678 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:19,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:27:19,353 INFO L93 Difference]: Finished difference Result 4817 states and 9261 transitions. [2022-01-28 14:27:19,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-01-28 14:27:19,354 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:27:19,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:27:19,358 INFO L225 Difference]: With dead ends: 4817 [2022-01-28 14:27:19,358 INFO L226 Difference]: Without dead ends: 4817 [2022-01-28 14:27:19,359 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1378 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=908, Invalid=5572, Unknown=0, NotChecked=0, Total=6480 [2022-01-28 14:27:19,359 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 1898 mSDsluCounter, 4915 mSDsCounter, 0 mSdLazyCounter, 4525 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1898 SdHoareTripleChecker+Valid, 5173 SdHoareTripleChecker+Invalid, 4695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 4525 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:27:19,359 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1898 Valid, 5173 Invalid, 4695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 4525 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:27:19,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4817 states. [2022-01-28 14:27:19,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4817 to 4015. [2022-01-28 14:27:19,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4015 states, 3998 states have (on average 1.9234617308654327) internal successors, (7690), 4014 states have internal predecessors, (7690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:19,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 4015 states and 7690 transitions. [2022-01-28 14:27:19,395 INFO L78 Accepts]: Start accepts. Automaton has 4015 states and 7690 transitions. Word has length 234 [2022-01-28 14:27:19,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:27:19,395 INFO L470 AbstractCegarLoop]: Abstraction has 4015 states and 7690 transitions. [2022-01-28 14:27:19,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:19,395 INFO L276 IsEmpty]: Start isEmpty. Operand 4015 states and 7690 transitions. [2022-01-28 14:27:19,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:27:19,397 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:27:19,397 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:27:19,397 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-01-28 14:27:19,397 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:27:19,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:27:19,398 INFO L85 PathProgramCache]: Analyzing trace with hash -181851190, now seen corresponding path program 18 times [2022-01-28 14:27:19,398 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:27:19,398 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24174770] [2022-01-28 14:27:19,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:27:19,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:27:19,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:27:20,167 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:27:20,168 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:27:20,168 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24174770] [2022-01-28 14:27:20,168 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24174770] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:27:20,168 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:27:20,168 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:27:20,168 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145961699] [2022-01-28 14:27:20,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:27:20,168 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:27:20,168 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:27:20,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:27:20,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1093, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:27:20,169 INFO L87 Difference]: Start difference. First operand 4015 states and 7690 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:24,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:27:24,433 INFO L93 Difference]: Finished difference Result 4702 states and 9038 transitions. [2022-01-28 14:27:24,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-01-28 14:27:24,434 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:27:24,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:27:24,439 INFO L225 Difference]: With dead ends: 4702 [2022-01-28 14:27:24,439 INFO L226 Difference]: Without dead ends: 4702 [2022-01-28 14:27:24,440 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1351 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=886, Invalid=5434, Unknown=0, NotChecked=0, Total=6320 [2022-01-28 14:27:24,440 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 2209 mSDsluCounter, 4999 mSDsCounter, 0 mSdLazyCounter, 4603 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2209 SdHoareTripleChecker+Valid, 5253 SdHoareTripleChecker+Invalid, 4775 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 4603 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:27:24,440 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2209 Valid, 5253 Invalid, 4775 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 4603 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:27:24,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4702 states. [2022-01-28 14:27:24,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4702 to 3987. [2022-01-28 14:27:24,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3987 states, 3970 states have (on average 1.9229219143576826) internal successors, (7634), 3986 states have internal predecessors, (7634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:24,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3987 states to 3987 states and 7634 transitions. [2022-01-28 14:27:24,484 INFO L78 Accepts]: Start accepts. Automaton has 3987 states and 7634 transitions. Word has length 234 [2022-01-28 14:27:24,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:27:24,484 INFO L470 AbstractCegarLoop]: Abstraction has 3987 states and 7634 transitions. [2022-01-28 14:27:24,484 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:24,484 INFO L276 IsEmpty]: Start isEmpty. Operand 3987 states and 7634 transitions. [2022-01-28 14:27:24,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:27:24,486 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:27:24,486 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:27:24,486 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-01-28 14:27:24,486 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:27:24,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:27:24,486 INFO L85 PathProgramCache]: Analyzing trace with hash 2103359476, now seen corresponding path program 19 times [2022-01-28 14:27:24,487 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:27:24,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487448129] [2022-01-28 14:27:24,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:27:24,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:27:24,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:27:25,539 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:27:25,540 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:27:25,540 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487448129] [2022-01-28 14:27:25,540 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1487448129] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:27:25,540 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:27:25,540 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:27:25,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881072587] [2022-01-28 14:27:25,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:27:25,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:27:25,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:27:25,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:27:25,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:27:25,541 INFO L87 Difference]: Start difference. First operand 3987 states and 7634 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:31,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:27:31,436 INFO L93 Difference]: Finished difference Result 5540 states and 10640 transitions. [2022-01-28 14:27:31,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-01-28 14:27:31,436 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:27:31,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:27:31,441 INFO L225 Difference]: With dead ends: 5540 [2022-01-28 14:27:31,441 INFO L226 Difference]: Without dead ends: 5540 [2022-01-28 14:27:31,442 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1303 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=998, Invalid=5644, Unknown=0, NotChecked=0, Total=6642 [2022-01-28 14:27:31,442 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 2152 mSDsluCounter, 5536 mSDsCounter, 0 mSdLazyCounter, 4485 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2152 SdHoareTripleChecker+Valid, 5816 SdHoareTripleChecker+Invalid, 4623 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 4485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:27:31,442 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2152 Valid, 5816 Invalid, 4623 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 4485 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-01-28 14:27:31,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5540 states. [2022-01-28 14:27:31,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5540 to 4075. [2022-01-28 14:27:31,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4075 states, 4058 states have (on average 1.924593395761459) internal successors, (7810), 4074 states have internal predecessors, (7810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:31,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4075 states to 4075 states and 7810 transitions. [2022-01-28 14:27:31,481 INFO L78 Accepts]: Start accepts. Automaton has 4075 states and 7810 transitions. Word has length 234 [2022-01-28 14:27:31,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:27:31,481 INFO L470 AbstractCegarLoop]: Abstraction has 4075 states and 7810 transitions. [2022-01-28 14:27:31,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:31,481 INFO L276 IsEmpty]: Start isEmpty. Operand 4075 states and 7810 transitions. [2022-01-28 14:27:31,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:27:31,483 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:27:31,483 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:27:31,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-01-28 14:27:31,483 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:27:31,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:27:31,483 INFO L85 PathProgramCache]: Analyzing trace with hash -2000132847, now seen corresponding path program 3 times [2022-01-28 14:27:31,483 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:27:31,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194218025] [2022-01-28 14:27:31,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:27:31,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:27:31,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:27:32,310 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:27:32,310 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:27:32,310 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194218025] [2022-01-28 14:27:32,310 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194218025] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:27:32,310 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:27:32,311 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:27:32,311 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957053709] [2022-01-28 14:27:32,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:27:32,311 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:27:32,311 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:27:32,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:27:32,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:27:32,311 INFO L87 Difference]: Start difference. First operand 4075 states and 7810 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:38,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:27:38,702 INFO L93 Difference]: Finished difference Result 6294 states and 12060 transitions. [2022-01-28 14:27:38,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-01-28 14:27:38,703 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:27:38,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:27:38,711 INFO L225 Difference]: With dead ends: 6294 [2022-01-28 14:27:38,711 INFO L226 Difference]: Without dead ends: 6294 [2022-01-28 14:27:38,711 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1739 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=1398, Invalid=6612, Unknown=0, NotChecked=0, Total=8010 [2022-01-28 14:27:38,711 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 2685 mSDsluCounter, 6188 mSDsCounter, 0 mSdLazyCounter, 6906 mSolverCounterSat, 327 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2685 SdHoareTripleChecker+Valid, 6522 SdHoareTripleChecker+Invalid, 7233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 327 IncrementalHoareTripleChecker+Valid, 6906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-01-28 14:27:38,712 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2685 Valid, 6522 Invalid, 7233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [327 Valid, 6906 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-01-28 14:27:38,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6294 states. [2022-01-28 14:27:38,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6294 to 4019. [2022-01-28 14:27:38,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4019 states, 4002 states have (on average 1.9235382308845577) internal successors, (7698), 4018 states have internal predecessors, (7698), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:38,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4019 states to 4019 states and 7698 transitions. [2022-01-28 14:27:38,771 INFO L78 Accepts]: Start accepts. Automaton has 4019 states and 7698 transitions. Word has length 234 [2022-01-28 14:27:38,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:27:38,771 INFO L470 AbstractCegarLoop]: Abstraction has 4019 states and 7698 transitions. [2022-01-28 14:27:38,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:38,772 INFO L276 IsEmpty]: Start isEmpty. Operand 4019 states and 7698 transitions. [2022-01-28 14:27:38,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:27:38,774 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:27:38,774 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:27:38,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-01-28 14:27:38,774 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:27:38,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:27:38,774 INFO L85 PathProgramCache]: Analyzing trace with hash -771709069, now seen corresponding path program 4 times [2022-01-28 14:27:38,774 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:27:38,774 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109159357] [2022-01-28 14:27:38,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:27:38,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:27:38,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:27:39,578 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:27:39,578 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:27:39,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109159357] [2022-01-28 14:27:39,578 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1109159357] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:27:39,578 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:27:39,578 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:27:39,578 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837213244] [2022-01-28 14:27:39,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:27:39,578 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:27:39,578 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:27:39,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:27:39,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:27:39,579 INFO L87 Difference]: Start difference. First operand 4019 states and 7698 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:46,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:27:46,343 INFO L93 Difference]: Finished difference Result 5379 states and 10298 transitions. [2022-01-28 14:27:46,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-01-28 14:27:46,344 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:27:46,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:27:46,350 INFO L225 Difference]: With dead ends: 5379 [2022-01-28 14:27:46,350 INFO L226 Difference]: Without dead ends: 5379 [2022-01-28 14:27:46,350 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1435 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=1192, Invalid=5780, Unknown=0, NotChecked=0, Total=6972 [2022-01-28 14:27:46,351 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 2589 mSDsluCounter, 4893 mSDsCounter, 0 mSdLazyCounter, 5325 mSolverCounterSat, 377 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2589 SdHoareTripleChecker+Valid, 5172 SdHoareTripleChecker+Invalid, 5702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 377 IncrementalHoareTripleChecker+Valid, 5325 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:27:46,351 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2589 Valid, 5172 Invalid, 5702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [377 Valid, 5325 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-01-28 14:27:46,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5379 states. [2022-01-28 14:27:46,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5379 to 4011. [2022-01-28 14:27:46,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4011 states, 3994 states have (on average 1.9233850776164247) internal successors, (7682), 4010 states have internal predecessors, (7682), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:46,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7682 transitions. [2022-01-28 14:27:46,398 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7682 transitions. Word has length 234 [2022-01-28 14:27:46,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:27:46,399 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7682 transitions. [2022-01-28 14:27:46,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:46,399 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7682 transitions. [2022-01-28 14:27:46,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:27:46,401 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:27:46,401 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:27:46,401 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-01-28 14:27:46,401 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:27:46,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:27:46,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1025391275, now seen corresponding path program 5 times [2022-01-28 14:27:46,401 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:27:46,401 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554754964] [2022-01-28 14:27:46,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:27:46,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:27:46,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:27:47,191 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:27:47,192 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:27:47,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554754964] [2022-01-28 14:27:47,192 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1554754964] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:27:47,192 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:27:47,192 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:27:47,192 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237781986] [2022-01-28 14:27:47,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:27:47,192 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:27:47,192 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:27:47,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:27:47,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:27:47,193 INFO L87 Difference]: Start difference. First operand 4011 states and 7682 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:54,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:27:54,375 INFO L93 Difference]: Finished difference Result 5283 states and 10106 transitions. [2022-01-28 14:27:54,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-01-28 14:27:54,375 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:27:54,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:27:54,382 INFO L225 Difference]: With dead ends: 5283 [2022-01-28 14:27:54,382 INFO L226 Difference]: Without dead ends: 5283 [2022-01-28 14:27:54,382 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1349 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=1130, Invalid=5512, Unknown=0, NotChecked=0, Total=6642 [2022-01-28 14:27:54,382 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 2161 mSDsluCounter, 4854 mSDsCounter, 0 mSdLazyCounter, 5074 mSolverCounterSat, 261 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2161 SdHoareTripleChecker+Valid, 5117 SdHoareTripleChecker+Invalid, 5335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 261 IncrementalHoareTripleChecker+Valid, 5074 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:27:54,382 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2161 Valid, 5117 Invalid, 5335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [261 Valid, 5074 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-01-28 14:27:54,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5283 states. [2022-01-28 14:27:54,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5283 to 4003. [2022-01-28 14:27:54,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4003 states, 3986 states have (on average 1.9232313095835425) internal successors, (7666), 4002 states have internal predecessors, (7666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:54,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 4003 states and 7666 transitions. [2022-01-28 14:27:54,431 INFO L78 Accepts]: Start accepts. Automaton has 4003 states and 7666 transitions. Word has length 234 [2022-01-28 14:27:54,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:27:54,431 INFO L470 AbstractCegarLoop]: Abstraction has 4003 states and 7666 transitions. [2022-01-28 14:27:54,432 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:27:54,432 INFO L276 IsEmpty]: Start isEmpty. Operand 4003 states and 7666 transitions. [2022-01-28 14:27:54,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:27:54,433 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:27:54,434 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:27:54,434 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-01-28 14:27:54,434 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:27:54,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:27:54,434 INFO L85 PathProgramCache]: Analyzing trace with hash 2109277363, now seen corresponding path program 6 times [2022-01-28 14:27:54,437 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:27:54,437 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369670725] [2022-01-28 14:27:54,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:27:54,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:27:54,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:27:55,273 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:27:55,273 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:27:55,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369670725] [2022-01-28 14:27:55,273 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369670725] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:27:55,273 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:27:55,273 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:27:55,273 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731436832] [2022-01-28 14:27:55,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:27:55,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:27:55,274 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:27:55,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:27:55,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=1033, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:27:55,274 INFO L87 Difference]: Start difference. First operand 4003 states and 7666 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:00,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:28:00,685 INFO L93 Difference]: Finished difference Result 5103 states and 9746 transitions. [2022-01-28 14:28:00,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-01-28 14:28:00,685 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:28:00,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:28:00,691 INFO L225 Difference]: With dead ends: 5103 [2022-01-28 14:28:00,691 INFO L226 Difference]: Without dead ends: 5103 [2022-01-28 14:28:00,692 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1157 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=1072, Invalid=5248, Unknown=0, NotChecked=0, Total=6320 [2022-01-28 14:28:00,692 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 2639 mSDsluCounter, 4263 mSDsCounter, 0 mSdLazyCounter, 4055 mSolverCounterSat, 286 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2639 SdHoareTripleChecker+Valid, 4514 SdHoareTripleChecker+Invalid, 4341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 286 IncrementalHoareTripleChecker+Valid, 4055 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:28:00,692 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2639 Valid, 4514 Invalid, 4341 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [286 Valid, 4055 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:28:00,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5103 states. [2022-01-28 14:28:00,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5103 to 3996. [2022-01-28 14:28:00,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3996 states, 3979 states have (on average 1.9230962553405377) internal successors, (7652), 3995 states have internal predecessors, (7652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:00,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 3996 states and 7652 transitions. [2022-01-28 14:28:00,743 INFO L78 Accepts]: Start accepts. Automaton has 3996 states and 7652 transitions. Word has length 234 [2022-01-28 14:28:00,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:28:00,743 INFO L470 AbstractCegarLoop]: Abstraction has 3996 states and 7652 transitions. [2022-01-28 14:28:00,743 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:00,743 INFO L276 IsEmpty]: Start isEmpty. Operand 3996 states and 7652 transitions. [2022-01-28 14:28:00,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:28:00,745 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:28:00,745 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:28:00,745 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-01-28 14:28:00,745 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:28:00,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:28:00,746 INFO L85 PathProgramCache]: Analyzing trace with hash -970222668, now seen corresponding path program 20 times [2022-01-28 14:28:00,746 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:28:00,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788307950] [2022-01-28 14:28:00,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:28:00,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:28:00,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:28:01,453 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:28:01,453 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:28:01,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788307950] [2022-01-28 14:28:01,453 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788307950] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:28:01,453 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:28:01,453 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:28:01,453 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056096094] [2022-01-28 14:28:01,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:28:01,454 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:28:01,454 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:28:01,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:28:01,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:28:01,454 INFO L87 Difference]: Start difference. First operand 3996 states and 7652 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:07,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:28:07,432 INFO L93 Difference]: Finished difference Result 5417 states and 10444 transitions. [2022-01-28 14:28:07,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-01-28 14:28:07,432 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:28:07,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:28:07,438 INFO L225 Difference]: With dead ends: 5417 [2022-01-28 14:28:07,439 INFO L226 Difference]: Without dead ends: 5417 [2022-01-28 14:28:07,439 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1522 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=972, Invalid=6000, Unknown=0, NotChecked=0, Total=6972 [2022-01-28 14:28:07,439 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 2155 mSDsluCounter, 5784 mSDsCounter, 0 mSdLazyCounter, 4915 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2155 SdHoareTripleChecker+Valid, 6120 SdHoareTripleChecker+Invalid, 5100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 4915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:28:07,439 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2155 Valid, 6120 Invalid, 5100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 4915 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-01-28 14:28:07,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5417 states. [2022-01-28 14:28:07,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5417 to 4073. [2022-01-28 14:28:07,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4073 states, 4056 states have (on average 1.9245562130177514) internal successors, (7806), 4072 states have internal predecessors, (7806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:07,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4073 states to 4073 states and 7806 transitions. [2022-01-28 14:28:07,484 INFO L78 Accepts]: Start accepts. Automaton has 4073 states and 7806 transitions. Word has length 234 [2022-01-28 14:28:07,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:28:07,484 INFO L470 AbstractCegarLoop]: Abstraction has 4073 states and 7806 transitions. [2022-01-28 14:28:07,485 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:07,485 INFO L276 IsEmpty]: Start isEmpty. Operand 4073 states and 7806 transitions. [2022-01-28 14:28:07,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:28:07,486 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:28:07,487 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:28:07,487 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-01-28 14:28:07,487 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:28:07,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:28:07,487 INFO L85 PathProgramCache]: Analyzing trace with hash 325049398, now seen corresponding path program 21 times [2022-01-28 14:28:07,487 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:28:07,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533326817] [2022-01-28 14:28:07,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:28:07,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:28:07,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:28:08,409 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:28:08,410 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:28:08,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533326817] [2022-01-28 14:28:08,410 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533326817] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:28:08,410 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:28:08,410 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:28:08,410 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57124245] [2022-01-28 14:28:08,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:28:08,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:28:08,410 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:28:08,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:28:08,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:28:08,411 INFO L87 Difference]: Start difference. First operand 4073 states and 7806 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:14,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:28:14,043 INFO L93 Difference]: Finished difference Result 5416 states and 10444 transitions. [2022-01-28 14:28:14,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-01-28 14:28:14,044 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:28:14,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:28:14,050 INFO L225 Difference]: With dead ends: 5416 [2022-01-28 14:28:14,050 INFO L226 Difference]: Without dead ends: 5416 [2022-01-28 14:28:14,050 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1415 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=928, Invalid=5714, Unknown=0, NotChecked=0, Total=6642 [2022-01-28 14:28:14,051 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 2296 mSDsluCounter, 6407 mSDsCounter, 0 mSdLazyCounter, 5675 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2296 SdHoareTripleChecker+Valid, 6738 SdHoareTripleChecker+Invalid, 5838 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 5675 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:28:14,051 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2296 Valid, 6738 Invalid, 5838 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 5675 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-01-28 14:28:14,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5416 states. [2022-01-28 14:28:14,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5416 to 4075. [2022-01-28 14:28:14,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4075 states, 4058 states have (on average 1.924593395761459) internal successors, (7810), 4074 states have internal predecessors, (7810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:14,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4075 states to 4075 states and 7810 transitions. [2022-01-28 14:28:14,093 INFO L78 Accepts]: Start accepts. Automaton has 4075 states and 7810 transitions. Word has length 234 [2022-01-28 14:28:14,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:28:14,093 INFO L470 AbstractCegarLoop]: Abstraction has 4075 states and 7810 transitions. [2022-01-28 14:28:14,093 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:14,093 INFO L276 IsEmpty]: Start isEmpty. Operand 4075 states and 7810 transitions. [2022-01-28 14:28:14,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:28:14,095 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:28:14,095 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:28:14,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-01-28 14:28:14,095 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:28:14,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:28:14,095 INFO L85 PathProgramCache]: Analyzing trace with hash -1302998284, now seen corresponding path program 22 times [2022-01-28 14:28:14,095 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:28:14,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230074277] [2022-01-28 14:28:14,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:28:14,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:28:14,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:28:15,072 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:28:15,072 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:28:15,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230074277] [2022-01-28 14:28:15,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230074277] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:28:15,073 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:28:15,073 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:28:15,073 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571484599] [2022-01-28 14:28:15,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:28:15,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:28:15,073 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:28:15,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:28:15,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:28:15,073 INFO L87 Difference]: Start difference. First operand 4075 states and 7810 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:20,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:28:20,842 INFO L93 Difference]: Finished difference Result 5340 states and 10296 transitions. [2022-01-28 14:28:20,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-01-28 14:28:20,843 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:28:20,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:28:20,850 INFO L225 Difference]: With dead ends: 5340 [2022-01-28 14:28:20,850 INFO L226 Difference]: Without dead ends: 5340 [2022-01-28 14:28:20,850 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1316 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=895, Invalid=5425, Unknown=0, NotChecked=0, Total=6320 [2022-01-28 14:28:20,850 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 1990 mSDsluCounter, 5847 mSDsCounter, 0 mSdLazyCounter, 4844 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1990 SdHoareTripleChecker+Valid, 6175 SdHoareTripleChecker+Invalid, 4974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 4844 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:28:20,851 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1990 Valid, 6175 Invalid, 4974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 4844 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-01-28 14:28:20,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5340 states. [2022-01-28 14:28:20,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5340 to 4079. [2022-01-28 14:28:20,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4079 states, 4062 states have (on average 1.9246676514032497) internal successors, (7818), 4078 states have internal predecessors, (7818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:20,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 7818 transitions. [2022-01-28 14:28:20,901 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 7818 transitions. Word has length 234 [2022-01-28 14:28:20,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:28:20,901 INFO L470 AbstractCegarLoop]: Abstraction has 4079 states and 7818 transitions. [2022-01-28 14:28:20,901 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:20,901 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 7818 transitions. [2022-01-28 14:28:20,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:28:20,903 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:28:20,903 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:28:20,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-01-28 14:28:20,903 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:28:20,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:28:20,904 INFO L85 PathProgramCache]: Analyzing trace with hash 1924110356, now seen corresponding path program 23 times [2022-01-28 14:28:20,904 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:28:20,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628181858] [2022-01-28 14:28:20,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:28:20,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:28:20,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:28:21,705 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:28:21,705 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:28:21,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628181858] [2022-01-28 14:28:21,705 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628181858] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:28:21,705 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:28:21,705 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:28:21,705 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876033267] [2022-01-28 14:28:21,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:28:21,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:28:21,706 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:28:21,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:28:21,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:28:21,706 INFO L87 Difference]: Start difference. First operand 4079 states and 7818 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:27,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:28:27,949 INFO L93 Difference]: Finished difference Result 6949 states and 13409 transitions. [2022-01-28 14:28:27,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-01-28 14:28:27,949 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:28:27,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:28:27,958 INFO L225 Difference]: With dead ends: 6949 [2022-01-28 14:28:27,958 INFO L226 Difference]: Without dead ends: 6949 [2022-01-28 14:28:27,958 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1992 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=1269, Invalid=7287, Unknown=0, NotChecked=0, Total=8556 [2022-01-28 14:28:27,959 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 2509 mSDsluCounter, 7334 mSDsCounter, 0 mSdLazyCounter, 5726 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2509 SdHoareTripleChecker+Valid, 7719 SdHoareTripleChecker+Invalid, 5883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 5726 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:28:27,959 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2509 Valid, 7719 Invalid, 5883 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 5726 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-01-28 14:28:27,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6949 states. [2022-01-28 14:28:27,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6949 to 4114. [2022-01-28 14:28:28,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4114 states, 4097 states have (on average 1.9253112033195021) internal successors, (7888), 4113 states have internal predecessors, (7888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:28,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 4114 states and 7888 transitions. [2022-01-28 14:28:28,007 INFO L78 Accepts]: Start accepts. Automaton has 4114 states and 7888 transitions. Word has length 234 [2022-01-28 14:28:28,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:28:28,007 INFO L470 AbstractCegarLoop]: Abstraction has 4114 states and 7888 transitions. [2022-01-28 14:28:28,007 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:28,007 INFO L276 IsEmpty]: Start isEmpty. Operand 4114 states and 7888 transitions. [2022-01-28 14:28:28,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:28:28,009 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:28:28,009 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:28:28,009 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-01-28 14:28:28,009 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:28:28,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:28:28,010 INFO L85 PathProgramCache]: Analyzing trace with hash 2115585329, now seen corresponding path program 7 times [2022-01-28 14:28:28,010 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:28:28,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471706423] [2022-01-28 14:28:28,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:28:28,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:28:28,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:28:29,020 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:28:29,020 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:28:29,020 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471706423] [2022-01-28 14:28:29,020 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471706423] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:28:29,020 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:28:29,020 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:28:29,020 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804897837] [2022-01-28 14:28:29,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:28:29,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:28:29,021 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:28:29,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:28:29,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:28:29,021 INFO L87 Difference]: Start difference. First operand 4114 states and 7888 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:36,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:28:36,731 INFO L93 Difference]: Finished difference Result 7346 states and 14120 transitions. [2022-01-28 14:28:36,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-01-28 14:28:36,732 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:28:36,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:28:36,741 INFO L225 Difference]: With dead ends: 7346 [2022-01-28 14:28:36,741 INFO L226 Difference]: Without dead ends: 7346 [2022-01-28 14:28:36,741 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1525 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=1162, Invalid=5978, Unknown=0, NotChecked=0, Total=7140 [2022-01-28 14:28:36,741 INFO L933 BasicCegarLoop]: 449 mSDtfsCounter, 2856 mSDsluCounter, 7406 mSDsCounter, 0 mSdLazyCounter, 7233 mSolverCounterSat, 332 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2856 SdHoareTripleChecker+Valid, 7848 SdHoareTripleChecker+Invalid, 7565 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 332 IncrementalHoareTripleChecker+Valid, 7233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:28:36,741 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2856 Valid, 7848 Invalid, 7565 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [332 Valid, 7233 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-01-28 14:28:36,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7346 states. [2022-01-28 14:28:36,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7346 to 4018. [2022-01-28 14:28:36,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4018 states, 4001 states have (on average 1.923519120219945) internal successors, (7696), 4017 states have internal predecessors, (7696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:36,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 4018 states and 7696 transitions. [2022-01-28 14:28:36,791 INFO L78 Accepts]: Start accepts. Automaton has 4018 states and 7696 transitions. Word has length 234 [2022-01-28 14:28:36,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:28:36,791 INFO L470 AbstractCegarLoop]: Abstraction has 4018 states and 7696 transitions. [2022-01-28 14:28:36,791 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:36,791 INFO L276 IsEmpty]: Start isEmpty. Operand 4018 states and 7696 transitions. [2022-01-28 14:28:36,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:28:36,793 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:28:36,793 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:28:36,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-01-28 14:28:36,794 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:28:36,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:28:36,794 INFO L85 PathProgramCache]: Analyzing trace with hash -270947818, now seen corresponding path program 24 times [2022-01-28 14:28:36,794 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:28:36,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530448343] [2022-01-28 14:28:36,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:28:36,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:28:36,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:28:37,734 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:28:37,734 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:28:37,734 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530448343] [2022-01-28 14:28:37,734 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530448343] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:28:37,734 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:28:37,735 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:28:37,735 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541894683] [2022-01-28 14:28:37,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:28:37,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:28:37,738 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:28:37,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:28:37,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:28:37,739 INFO L87 Difference]: Start difference. First operand 4018 states and 7696 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:43,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:28:43,154 INFO L93 Difference]: Finished difference Result 5506 states and 10615 transitions. [2022-01-28 14:28:43,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-01-28 14:28:43,154 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:28:43,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:28:43,160 INFO L225 Difference]: With dead ends: 5506 [2022-01-28 14:28:43,160 INFO L226 Difference]: Without dead ends: 5506 [2022-01-28 14:28:43,160 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1579 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=1000, Invalid=6140, Unknown=0, NotChecked=0, Total=7140 [2022-01-28 14:28:43,160 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 2180 mSDsluCounter, 6503 mSDsCounter, 0 mSdLazyCounter, 5577 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2180 SdHoareTripleChecker+Valid, 6837 SdHoareTripleChecker+Invalid, 5772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 5577 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:28:43,160 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2180 Valid, 6837 Invalid, 5772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 5577 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-01-28 14:28:43,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5506 states. [2022-01-28 14:28:43,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5506 to 4024. [2022-01-28 14:28:43,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4024 states, 4007 states have (on average 1.923633641128026) internal successors, (7708), 4023 states have internal predecessors, (7708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:43,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 4024 states and 7708 transitions. [2022-01-28 14:28:43,201 INFO L78 Accepts]: Start accepts. Automaton has 4024 states and 7708 transitions. Word has length 234 [2022-01-28 14:28:43,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:28:43,201 INFO L470 AbstractCegarLoop]: Abstraction has 4024 states and 7708 transitions. [2022-01-28 14:28:43,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:43,201 INFO L276 IsEmpty]: Start isEmpty. Operand 4024 states and 7708 transitions. [2022-01-28 14:28:43,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:28:43,203 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:28:43,203 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:28:43,203 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-01-28 14:28:43,203 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:28:43,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:28:43,203 INFO L85 PathProgramCache]: Analyzing trace with hash 1024324248, now seen corresponding path program 25 times [2022-01-28 14:28:43,203 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:28:43,203 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873907332] [2022-01-28 14:28:43,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:28:43,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:28:43,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:28:44,068 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:28:44,068 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:28:44,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873907332] [2022-01-28 14:28:44,068 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873907332] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:28:44,068 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:28:44,068 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:28:44,069 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660092267] [2022-01-28 14:28:44,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:28:44,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:28:44,069 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:28:44,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:28:44,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:28:44,069 INFO L87 Difference]: Start difference. First operand 4024 states and 7708 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:48,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:28:48,834 INFO L93 Difference]: Finished difference Result 5375 states and 10358 transitions. [2022-01-28 14:28:48,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-01-28 14:28:48,834 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:28:48,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:28:48,840 INFO L225 Difference]: With dead ends: 5375 [2022-01-28 14:28:48,840 INFO L226 Difference]: Without dead ends: 5375 [2022-01-28 14:28:48,841 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1390 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=938, Invalid=5704, Unknown=0, NotChecked=0, Total=6642 [2022-01-28 14:28:48,841 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 2137 mSDsluCounter, 6050 mSDsCounter, 0 mSdLazyCounter, 4837 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2137 SdHoareTripleChecker+Valid, 6373 SdHoareTripleChecker+Invalid, 5012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 4837 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:28:48,841 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2137 Valid, 6373 Invalid, 5012 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 4837 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-01-28 14:28:48,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5375 states. [2022-01-28 14:28:48,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5375 to 4030. [2022-01-28 14:28:48,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4030 states, 4013 states have (on average 1.9237478195863444) internal successors, (7720), 4029 states have internal predecessors, (7720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:48,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 4030 states and 7720 transitions. [2022-01-28 14:28:48,883 INFO L78 Accepts]: Start accepts. Automaton has 4030 states and 7720 transitions. Word has length 234 [2022-01-28 14:28:48,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:28:48,883 INFO L470 AbstractCegarLoop]: Abstraction has 4030 states and 7720 transitions. [2022-01-28 14:28:48,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:48,884 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 7720 transitions. [2022-01-28 14:28:48,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:28:48,885 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:28:48,886 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:28:48,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-01-28 14:28:48,886 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:28:48,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:28:48,886 INFO L85 PathProgramCache]: Analyzing trace with hash -603723434, now seen corresponding path program 26 times [2022-01-28 14:28:48,886 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:28:48,886 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528157875] [2022-01-28 14:28:48,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:28:48,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:28:48,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:28:49,625 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:28:49,626 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:28:49,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528157875] [2022-01-28 14:28:49,626 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528157875] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:28:49,626 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:28:49,626 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:28:49,626 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853538785] [2022-01-28 14:28:49,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:28:49,626 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:28:49,626 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:28:49,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:28:49,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:28:49,627 INFO L87 Difference]: Start difference. First operand 4030 states and 7720 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:55,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:28:55,814 INFO L93 Difference]: Finished difference Result 5319 states and 10252 transitions. [2022-01-28 14:28:55,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-01-28 14:28:55,815 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:28:55,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:28:55,821 INFO L225 Difference]: With dead ends: 5319 [2022-01-28 14:28:55,821 INFO L226 Difference]: Without dead ends: 5319 [2022-01-28 14:28:55,822 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1388 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=933, Invalid=5709, Unknown=0, NotChecked=0, Total=6642 [2022-01-28 14:28:55,822 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 2553 mSDsluCounter, 6202 mSDsCounter, 0 mSdLazyCounter, 5415 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2553 SdHoareTripleChecker+Valid, 6528 SdHoareTripleChecker+Invalid, 5590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 5415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:28:55,822 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2553 Valid, 6528 Invalid, 5590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 5415 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-01-28 14:28:55,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5319 states. [2022-01-28 14:28:55,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5319 to 4002. [2022-01-28 14:28:55,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4002 states, 3985 states have (on average 1.9232120451693853) internal successors, (7664), 4001 states have internal predecessors, (7664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:55,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4002 states to 4002 states and 7664 transitions. [2022-01-28 14:28:55,886 INFO L78 Accepts]: Start accepts. Automaton has 4002 states and 7664 transitions. Word has length 234 [2022-01-28 14:28:55,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:28:55,886 INFO L470 AbstractCegarLoop]: Abstraction has 4002 states and 7664 transitions. [2022-01-28 14:28:55,886 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:28:55,886 INFO L276 IsEmpty]: Start isEmpty. Operand 4002 states and 7664 transitions. [2022-01-28 14:28:55,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:28:55,888 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:28:55,888 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:28:55,888 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-01-28 14:28:55,889 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:28:55,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:28:55,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1681487232, now seen corresponding path program 27 times [2022-01-28 14:28:55,889 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:28:55,889 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288722855] [2022-01-28 14:28:55,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:28:55,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:28:55,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:28:56,833 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:28:56,833 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:28:56,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288722855] [2022-01-28 14:28:56,833 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288722855] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:28:56,833 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:28:56,833 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:28:56,833 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208785055] [2022-01-28 14:28:56,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:28:56,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:28:56,833 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:28:56,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:28:56,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:28:56,834 INFO L87 Difference]: Start difference. First operand 4002 states and 7664 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:29:02,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:29:02,523 INFO L93 Difference]: Finished difference Result 6176 states and 11892 transitions. [2022-01-28 14:29:02,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-01-28 14:29:02,523 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:29:02,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:29:02,529 INFO L225 Difference]: With dead ends: 6176 [2022-01-28 14:29:02,529 INFO L226 Difference]: Without dead ends: 6176 [2022-01-28 14:29:02,530 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1821 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=1182, Invalid=6828, Unknown=0, NotChecked=0, Total=8010 [2022-01-28 14:29:02,530 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 2088 mSDsluCounter, 6891 mSDsCounter, 0 mSdLazyCounter, 5295 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2088 SdHoareTripleChecker+Valid, 7244 SdHoareTripleChecker+Invalid, 5428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 5295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:29:02,530 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2088 Valid, 7244 Invalid, 5428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 5295 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-01-28 14:29:02,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6176 states. [2022-01-28 14:29:02,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6176 to 4090. [2022-01-28 14:29:02,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4090 states, 4073 states have (on average 1.924871102381537) internal successors, (7840), 4089 states have internal predecessors, (7840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:29:02,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4090 states to 4090 states and 7840 transitions. [2022-01-28 14:29:02,570 INFO L78 Accepts]: Start accepts. Automaton has 4090 states and 7840 transitions. Word has length 234 [2022-01-28 14:29:02,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:29:02,570 INFO L470 AbstractCegarLoop]: Abstraction has 4090 states and 7840 transitions. [2022-01-28 14:29:02,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:29:02,571 INFO L276 IsEmpty]: Start isEmpty. Operand 4090 states and 7840 transitions. [2022-01-28 14:29:02,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:29:02,572 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:29:02,572 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:29:02,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-01-28 14:29:02,573 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:29:02,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:29:02,573 INFO L85 PathProgramCache]: Analyzing trace with hash 1872962205, now seen corresponding path program 8 times [2022-01-28 14:29:02,573 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:29:02,573 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074291445] [2022-01-28 14:29:02,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:29:02,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:29:02,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:29:03,554 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:29:03,554 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:29:03,554 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074291445] [2022-01-28 14:29:03,554 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074291445] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:29:03,554 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:29:03,554 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:29:03,554 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731125207] [2022-01-28 14:29:03,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:29:03,555 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:29:03,555 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:29:03,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:29:03,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:29:03,555 INFO L87 Difference]: Start difference. First operand 4090 states and 7840 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:29:11,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:29:11,248 INFO L93 Difference]: Finished difference Result 6918 states and 13288 transitions. [2022-01-28 14:29:11,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-01-28 14:29:11,249 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:29:11,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:29:11,257 INFO L225 Difference]: With dead ends: 6918 [2022-01-28 14:29:11,257 INFO L226 Difference]: Without dead ends: 6918 [2022-01-28 14:29:11,257 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1915 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=1463, Invalid=7093, Unknown=0, NotChecked=0, Total=8556 [2022-01-28 14:29:11,257 INFO L933 BasicCegarLoop]: 415 mSDtfsCounter, 2864 mSDsluCounter, 7294 mSDsCounter, 0 mSdLazyCounter, 7155 mSolverCounterSat, 334 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2864 SdHoareTripleChecker+Valid, 7701 SdHoareTripleChecker+Invalid, 7489 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 334 IncrementalHoareTripleChecker+Valid, 7155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:29:11,257 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2864 Valid, 7701 Invalid, 7489 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [334 Valid, 7155 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-01-28 14:29:11,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6918 states. [2022-01-28 14:29:11,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6918 to 4034. [2022-01-28 14:29:11,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4034 states, 4017 states have (on average 1.9238237490664676) internal successors, (7728), 4033 states have internal predecessors, (7728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:29:11,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4034 states to 4034 states and 7728 transitions. [2022-01-28 14:29:11,301 INFO L78 Accepts]: Start accepts. Automaton has 4034 states and 7728 transitions. Word has length 234 [2022-01-28 14:29:11,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:29:11,301 INFO L470 AbstractCegarLoop]: Abstraction has 4034 states and 7728 transitions. [2022-01-28 14:29:11,301 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:29:11,301 INFO L276 IsEmpty]: Start isEmpty. Operand 4034 states and 7728 transitions. [2022-01-28 14:29:11,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:29:11,303 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:29:11,303 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:29:11,303 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-01-28 14:29:11,303 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:29:11,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:29:11,304 INFO L85 PathProgramCache]: Analyzing trace with hash -1193581313, now seen corresponding path program 9 times [2022-01-28 14:29:11,304 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:29:11,304 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442358015] [2022-01-28 14:29:11,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:29:11,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:29:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:29:12,327 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:29:12,327 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:29:12,327 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442358015] [2022-01-28 14:29:12,327 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442358015] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:29:12,327 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:29:12,327 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:29:12,327 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011229768] [2022-01-28 14:29:12,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:29:12,328 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:29:12,328 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:29:12,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:29:12,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=1033, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:29:12,328 INFO L87 Difference]: Start difference. First operand 4034 states and 7728 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:29:19,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:29:19,769 INFO L93 Difference]: Finished difference Result 6003 states and 11526 transitions. [2022-01-28 14:29:19,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-01-28 14:29:19,769 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:29:19,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:29:19,776 INFO L225 Difference]: With dead ends: 6003 [2022-01-28 14:29:19,776 INFO L226 Difference]: Without dead ends: 6003 [2022-01-28 14:29:19,776 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1435 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=1230, Invalid=6080, Unknown=0, NotChecked=0, Total=7310 [2022-01-28 14:29:19,776 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 2083 mSDsluCounter, 6343 mSDsCounter, 0 mSdLazyCounter, 6028 mSolverCounterSat, 279 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2083 SdHoareTripleChecker+Valid, 6696 SdHoareTripleChecker+Invalid, 6307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 279 IncrementalHoareTripleChecker+Valid, 6028 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-01-28 14:29:19,777 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2083 Valid, 6696 Invalid, 6307 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [279 Valid, 6028 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-01-28 14:29:19,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6003 states. [2022-01-28 14:29:19,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6003 to 4026. [2022-01-28 14:29:19,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4026 states, 4009 states have (on average 1.9236717385881765) internal successors, (7712), 4025 states have internal predecessors, (7712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:29:19,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4026 states to 4026 states and 7712 transitions. [2022-01-28 14:29:19,819 INFO L78 Accepts]: Start accepts. Automaton has 4026 states and 7712 transitions. Word has length 234 [2022-01-28 14:29:19,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:29:19,819 INFO L470 AbstractCegarLoop]: Abstraction has 4026 states and 7712 transitions. [2022-01-28 14:29:19,819 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:29:19,820 INFO L276 IsEmpty]: Start isEmpty. Operand 4026 states and 7712 transitions. [2022-01-28 14:29:19,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:29:19,821 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:29:19,822 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:29:19,822 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-01-28 14:29:19,822 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:29:19,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:29:19,822 INFO L85 PathProgramCache]: Analyzing trace with hash -1447263519, now seen corresponding path program 10 times [2022-01-28 14:29:19,822 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:29:19,822 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20733586] [2022-01-28 14:29:19,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:29:19,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:29:19,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:29:20,796 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:29:20,796 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:29:20,796 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20733586] [2022-01-28 14:29:20,796 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20733586] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:29:20,796 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:29:20,796 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:29:20,797 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693879426] [2022-01-28 14:29:20,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:29:20,797 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:29:20,797 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:29:20,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:29:20,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:29:20,797 INFO L87 Difference]: Start difference. First operand 4026 states and 7712 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:29:27,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:29:27,242 INFO L93 Difference]: Finished difference Result 5907 states and 11334 transitions. [2022-01-28 14:29:27,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-01-28 14:29:27,242 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:29:27,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:29:27,248 INFO L225 Difference]: With dead ends: 5907 [2022-01-28 14:29:27,248 INFO L226 Difference]: Without dead ends: 5907 [2022-01-28 14:29:27,249 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1450 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1173, Invalid=5799, Unknown=0, NotChecked=0, Total=6972 [2022-01-28 14:29:27,249 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 2273 mSDsluCounter, 6308 mSDsCounter, 0 mSdLazyCounter, 5660 mSolverCounterSat, 327 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2273 SdHoareTripleChecker+Valid, 6645 SdHoareTripleChecker+Invalid, 5987 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 327 IncrementalHoareTripleChecker+Valid, 5660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:29:27,249 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2273 Valid, 6645 Invalid, 5987 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [327 Valid, 5660 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-01-28 14:29:27,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5907 states. [2022-01-28 14:29:27,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5907 to 4018. [2022-01-28 14:29:27,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4018 states, 4001 states have (on average 1.923519120219945) internal successors, (7696), 4017 states have internal predecessors, (7696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:29:27,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 4018 states and 7696 transitions. [2022-01-28 14:29:27,293 INFO L78 Accepts]: Start accepts. Automaton has 4018 states and 7696 transitions. Word has length 234 [2022-01-28 14:29:27,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:29:27,293 INFO L470 AbstractCegarLoop]: Abstraction has 4018 states and 7696 transitions. [2022-01-28 14:29:27,293 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:29:27,293 INFO L276 IsEmpty]: Start isEmpty. Operand 4018 states and 7696 transitions. [2022-01-28 14:29:27,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:29:27,295 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:29:27,295 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:29:27,295 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-01-28 14:29:27,295 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:29:27,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:29:27,296 INFO L85 PathProgramCache]: Analyzing trace with hash 1687405119, now seen corresponding path program 11 times [2022-01-28 14:29:27,296 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:29:27,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998283650] [2022-01-28 14:29:27,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:29:27,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:29:27,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:29:28,076 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:29:28,076 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:29:28,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998283650] [2022-01-28 14:29:28,077 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998283650] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:29:28,077 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:29:28,077 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:29:28,077 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905985321] [2022-01-28 14:29:28,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:29:28,077 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:29:28,077 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:29:28,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:29:28,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:29:28,078 INFO L87 Difference]: Start difference. First operand 4018 states and 7696 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:29:35,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:29:35,226 INFO L93 Difference]: Finished difference Result 5727 states and 10974 transitions. [2022-01-28 14:29:35,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-01-28 14:29:35,226 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:29:35,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:29:35,233 INFO L225 Difference]: With dead ends: 5727 [2022-01-28 14:29:35,233 INFO L226 Difference]: Without dead ends: 5727 [2022-01-28 14:29:35,233 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1359 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=1120, Invalid=5522, Unknown=0, NotChecked=0, Total=6642 [2022-01-28 14:29:35,233 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 2249 mSDsluCounter, 4778 mSDsCounter, 0 mSdLazyCounter, 3910 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2249 SdHoareTripleChecker+Valid, 5101 SdHoareTripleChecker+Invalid, 4174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 3910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:29:35,234 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2249 Valid, 5101 Invalid, 4174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 3910 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-01-28 14:29:35,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5727 states. [2022-01-28 14:29:35,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5727 to 3996. [2022-01-28 14:29:35,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3996 states, 3979 states have (on average 1.9230962553405377) internal successors, (7652), 3995 states have internal predecessors, (7652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:29:35,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 3996 states and 7652 transitions. [2022-01-28 14:29:35,276 INFO L78 Accepts]: Start accepts. Automaton has 3996 states and 7652 transitions. Word has length 234 [2022-01-28 14:29:35,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:29:35,277 INFO L470 AbstractCegarLoop]: Abstraction has 3996 states and 7652 transitions. [2022-01-28 14:29:35,277 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:29:35,277 INFO L276 IsEmpty]: Start isEmpty. Operand 3996 states and 7652 transitions. [2022-01-28 14:29:35,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:29:35,279 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:29:35,279 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:29:35,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-01-28 14:29:35,279 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:29:35,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:29:35,280 INFO L85 PathProgramCache]: Analyzing trace with hash 150712440, now seen corresponding path program 28 times [2022-01-28 14:29:35,280 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:29:35,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840295702] [2022-01-28 14:29:35,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:29:35,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:29:35,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:29:36,039 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:29:36,039 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:29:36,039 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840295702] [2022-01-28 14:29:36,039 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840295702] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:29:36,039 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:29:36,039 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:29:36,040 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393320128] [2022-01-28 14:29:36,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:29:36,041 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:29:36,041 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:29:36,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:29:36,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:29:36,041 INFO L87 Difference]: Start difference. First operand 3996 states and 7652 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:29:42,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:29:42,918 INFO L93 Difference]: Finished difference Result 7379 states and 14274 transitions. [2022-01-28 14:29:42,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2022-01-28 14:29:42,918 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:29:42,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:29:42,926 INFO L225 Difference]: With dead ends: 7379 [2022-01-28 14:29:42,927 INFO L226 Difference]: Without dead ends: 7379 [2022-01-28 14:29:42,927 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3017 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=1706, Invalid=9850, Unknown=0, NotChecked=0, Total=11556 [2022-01-28 14:29:42,927 INFO L933 BasicCegarLoop]: 426 mSDtfsCounter, 2757 mSDsluCounter, 7617 mSDsCounter, 0 mSdLazyCounter, 5071 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2757 SdHoareTripleChecker+Valid, 8035 SdHoareTripleChecker+Invalid, 5240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 5071 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:29:42,927 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2757 Valid, 8035 Invalid, 5240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 5071 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-01-28 14:29:42,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7379 states. [2022-01-28 14:29:42,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7379 to 4084. [2022-01-28 14:29:42,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4084 states, 4067 states have (on average 1.924760265552004) internal successors, (7828), 4083 states have internal predecessors, (7828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:29:42,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4084 states to 4084 states and 7828 transitions. [2022-01-28 14:29:42,982 INFO L78 Accepts]: Start accepts. Automaton has 4084 states and 7828 transitions. Word has length 234 [2022-01-28 14:29:42,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:29:42,982 INFO L470 AbstractCegarLoop]: Abstraction has 4084 states and 7828 transitions. [2022-01-28 14:29:42,982 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:29:42,982 INFO L276 IsEmpty]: Start isEmpty. Operand 4084 states and 7828 transitions. [2022-01-28 14:29:42,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:29:42,984 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:29:42,984 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:29:42,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-01-28 14:29:42,984 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:29:42,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:29:42,985 INFO L85 PathProgramCache]: Analyzing trace with hash 342187413, now seen corresponding path program 12 times [2022-01-28 14:29:42,985 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:29:42,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682824541] [2022-01-28 14:29:42,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:29:42,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:29:43,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:29:43,976 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:29:43,976 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:29:43,976 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682824541] [2022-01-28 14:29:43,976 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682824541] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:29:43,976 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:29:43,976 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:29:43,976 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14892482] [2022-01-28 14:29:43,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:29:43,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:29:43,977 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:29:43,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:29:43,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:29:43,977 INFO L87 Difference]: Start difference. First operand 4084 states and 7828 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:29:51,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:29:51,746 INFO L93 Difference]: Finished difference Result 8341 states and 16106 transitions. [2022-01-28 14:29:51,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-01-28 14:29:51,746 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:29:51,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:29:51,753 INFO L225 Difference]: With dead ends: 8341 [2022-01-28 14:29:51,754 INFO L226 Difference]: Without dead ends: 8341 [2022-01-28 14:29:51,754 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2401 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=1739, Invalid=8563, Unknown=0, NotChecked=0, Total=10302 [2022-01-28 14:29:51,754 INFO L933 BasicCegarLoop]: 482 mSDtfsCounter, 2874 mSDsluCounter, 8123 mSDsCounter, 0 mSdLazyCounter, 7175 mSolverCounterSat, 406 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2874 SdHoareTripleChecker+Valid, 8596 SdHoareTripleChecker+Invalid, 7581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 406 IncrementalHoareTripleChecker+Valid, 7175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:29:51,754 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2874 Valid, 8596 Invalid, 7581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [406 Valid, 7175 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-01-28 14:29:51,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8341 states. [2022-01-28 14:29:51,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8341 to 4028. [2022-01-28 14:29:51,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4028 states, 4011 states have (on average 1.9237097980553477) internal successors, (7716), 4027 states have internal predecessors, (7716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:29:51,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 4028 states and 7716 transitions. [2022-01-28 14:29:51,802 INFO L78 Accepts]: Start accepts. Automaton has 4028 states and 7716 transitions. Word has length 234 [2022-01-28 14:29:51,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:29:51,802 INFO L470 AbstractCegarLoop]: Abstraction has 4028 states and 7716 transitions. [2022-01-28 14:29:51,802 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:29:51,802 INFO L276 IsEmpty]: Start isEmpty. Operand 4028 states and 7716 transitions. [2022-01-28 14:29:51,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:29:51,804 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:29:51,804 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:29:51,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-01-28 14:29:51,804 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:29:51,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:29:51,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1570611191, now seen corresponding path program 13 times [2022-01-28 14:29:51,805 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:29:51,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637826242] [2022-01-28 14:29:51,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:29:51,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:29:51,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:29:52,763 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:29:52,763 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:29:52,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637826242] [2022-01-28 14:29:52,763 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637826242] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:29:52,763 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:29:52,763 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:29:52,763 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488168017] [2022-01-28 14:29:52,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:29:52,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:29:52,764 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:29:52,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:29:52,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:29:52,764 INFO L87 Difference]: Start difference. First operand 4028 states and 7716 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:00,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:30:00,607 INFO L93 Difference]: Finished difference Result 7473 states and 14437 transitions. [2022-01-28 14:30:00,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-01-28 14:30:00,607 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:30:00,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:30:00,615 INFO L225 Difference]: With dead ends: 7473 [2022-01-28 14:30:00,616 INFO L226 Difference]: Without dead ends: 7473 [2022-01-28 14:30:00,616 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1871 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=1395, Invalid=6977, Unknown=0, NotChecked=0, Total=8372 [2022-01-28 14:30:00,616 INFO L933 BasicCegarLoop]: 431 mSDtfsCounter, 2640 mSDsluCounter, 7205 mSDsCounter, 0 mSdLazyCounter, 6237 mSolverCounterSat, 365 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2640 SdHoareTripleChecker+Valid, 7627 SdHoareTripleChecker+Invalid, 6602 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 365 IncrementalHoareTripleChecker+Valid, 6237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:30:00,616 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2640 Valid, 7627 Invalid, 6602 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [365 Valid, 6237 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-01-28 14:30:00,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7473 states. [2022-01-28 14:30:00,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7473 to 4029. [2022-01-28 14:30:00,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4029 states, 4012 states have (on average 1.923728813559322) internal successors, (7718), 4028 states have internal predecessors, (7718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:00,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 4029 states and 7718 transitions. [2022-01-28 14:30:00,666 INFO L78 Accepts]: Start accepts. Automaton has 4029 states and 7718 transitions. Word has length 234 [2022-01-28 14:30:00,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:30:00,667 INFO L470 AbstractCegarLoop]: Abstraction has 4029 states and 7718 transitions. [2022-01-28 14:30:00,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:00,667 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 7718 transitions. [2022-01-28 14:30:00,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:30:00,669 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:30:00,669 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:30:00,669 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-01-28 14:30:00,669 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:30:00,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:30:00,669 INFO L85 PathProgramCache]: Analyzing trace with hash 1316928985, now seen corresponding path program 14 times [2022-01-28 14:30:00,669 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:30:00,669 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345751251] [2022-01-28 14:30:00,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:30:00,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:30:00,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:30:01,562 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:30:01,562 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:30:01,562 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345751251] [2022-01-28 14:30:01,562 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1345751251] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:30:01,562 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:30:01,562 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:30:01,562 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557135176] [2022-01-28 14:30:01,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:30:01,562 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:30:01,563 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:30:01,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:30:01,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:30:01,563 INFO L87 Difference]: Start difference. First operand 4029 states and 7718 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:07,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:30:07,733 INFO L93 Difference]: Finished difference Result 7377 states and 14245 transitions. [2022-01-28 14:30:07,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-01-28 14:30:07,733 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:30:07,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:30:07,743 INFO L225 Difference]: With dead ends: 7377 [2022-01-28 14:30:07,743 INFO L226 Difference]: Without dead ends: 7377 [2022-01-28 14:30:07,744 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1770 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=1329, Invalid=6681, Unknown=0, NotChecked=0, Total=8010 [2022-01-28 14:30:07,744 INFO L933 BasicCegarLoop]: 415 mSDtfsCounter, 2835 mSDsluCounter, 7947 mSDsCounter, 0 mSdLazyCounter, 6658 mSolverCounterSat, 315 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2835 SdHoareTripleChecker+Valid, 8353 SdHoareTripleChecker+Invalid, 6973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 315 IncrementalHoareTripleChecker+Valid, 6658 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-01-28 14:30:07,744 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2835 Valid, 8353 Invalid, 6973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [315 Valid, 6658 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-01-28 14:30:07,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7377 states. [2022-01-28 14:30:07,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7377 to 4030. [2022-01-28 14:30:07,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4030 states, 4013 states have (on average 1.9237478195863444) internal successors, (7720), 4029 states have internal predecessors, (7720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:07,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 4030 states and 7720 transitions. [2022-01-28 14:30:07,802 INFO L78 Accepts]: Start accepts. Automaton has 4030 states and 7720 transitions. Word has length 234 [2022-01-28 14:30:07,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:30:07,803 INFO L470 AbstractCegarLoop]: Abstraction has 4030 states and 7720 transitions. [2022-01-28 14:30:07,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:07,803 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 7720 transitions. [2022-01-28 14:30:07,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:30:07,805 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:30:07,806 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:30:07,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-01-28 14:30:07,807 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:30:07,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:30:07,811 INFO L85 PathProgramCache]: Analyzing trace with hash 156630327, now seen corresponding path program 15 times [2022-01-28 14:30:07,811 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:30:07,811 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33268433] [2022-01-28 14:30:07,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:30:07,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:30:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:30:08,598 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:30:08,598 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:30:08,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33268433] [2022-01-28 14:30:08,599 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [33268433] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:30:08,599 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:30:08,600 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:30:08,600 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811114931] [2022-01-28 14:30:08,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:30:08,602 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:30:08,602 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:30:08,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:30:08,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:30:08,605 INFO L87 Difference]: Start difference. First operand 4030 states and 7720 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:15,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:30:15,222 INFO L93 Difference]: Finished difference Result 7197 states and 13885 transitions. [2022-01-28 14:30:15,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:30:15,223 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:30:15,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:30:15,231 INFO L225 Difference]: With dead ends: 7197 [2022-01-28 14:30:15,232 INFO L226 Difference]: Without dead ends: 7197 [2022-01-28 14:30:15,232 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1670 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=1272, Invalid=6384, Unknown=0, NotChecked=0, Total=7656 [2022-01-28 14:30:15,232 INFO L933 BasicCegarLoop]: 400 mSDtfsCounter, 2837 mSDsluCounter, 7207 mSDsCounter, 0 mSdLazyCounter, 5703 mSolverCounterSat, 337 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2837 SdHoareTripleChecker+Valid, 7598 SdHoareTripleChecker+Invalid, 6040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 337 IncrementalHoareTripleChecker+Valid, 5703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:30:15,232 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2837 Valid, 7598 Invalid, 6040 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [337 Valid, 5703 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-01-28 14:30:15,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7197 states. [2022-01-28 14:30:15,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7197 to 4023. [2022-01-28 14:30:15,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4023 states, 4006 states have (on average 1.923614578132801) internal successors, (7706), 4022 states have internal predecessors, (7706), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:15,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4023 states to 4023 states and 7706 transitions. [2022-01-28 14:30:15,298 INFO L78 Accepts]: Start accepts. Automaton has 4023 states and 7706 transitions. Word has length 234 [2022-01-28 14:30:15,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:30:15,299 INFO L470 AbstractCegarLoop]: Abstraction has 4023 states and 7706 transitions. [2022-01-28 14:30:15,299 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:15,299 INFO L276 IsEmpty]: Start isEmpty. Operand 4023 states and 7706 transitions. [2022-01-28 14:30:15,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:30:15,301 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:30:15,301 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:30:15,301 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-01-28 14:30:15,301 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:30:15,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:30:15,302 INFO L85 PathProgramCache]: Analyzing trace with hash 1151053891, now seen corresponding path program 16 times [2022-01-28 14:30:15,302 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:30:15,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362770925] [2022-01-28 14:30:15,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:30:15,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:30:15,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:30:16,031 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:30:16,031 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:30:16,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362770925] [2022-01-28 14:30:16,031 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362770925] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:30:16,031 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:30:16,031 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:30:16,031 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704654143] [2022-01-28 14:30:16,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:30:16,032 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:30:16,032 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:30:16,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:30:16,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:30:16,032 INFO L87 Difference]: Start difference. First operand 4023 states and 7706 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:25,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:30:25,321 INFO L93 Difference]: Finished difference Result 7580 states and 14652 transitions. [2022-01-28 14:30:25,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-01-28 14:30:25,321 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:30:25,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:30:25,330 INFO L225 Difference]: With dead ends: 7580 [2022-01-28 14:30:25,330 INFO L226 Difference]: Without dead ends: 7580 [2022-01-28 14:30:25,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1802 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=1359, Invalid=6831, Unknown=0, NotChecked=0, Total=8190 [2022-01-28 14:30:25,330 INFO L933 BasicCegarLoop]: 464 mSDtfsCounter, 2902 mSDsluCounter, 7664 mSDsCounter, 0 mSdLazyCounter, 7140 mSolverCounterSat, 454 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2902 SdHoareTripleChecker+Valid, 8119 SdHoareTripleChecker+Invalid, 7594 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 454 IncrementalHoareTripleChecker+Valid, 7140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:30:25,330 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2902 Valid, 8119 Invalid, 7594 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [454 Valid, 7140 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-01-28 14:30:25,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7580 states. [2022-01-28 14:30:25,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7580 to 4015. [2022-01-28 14:30:25,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4015 states, 3998 states have (on average 1.9234617308654327) internal successors, (7690), 4014 states have internal predecessors, (7690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:25,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 4015 states and 7690 transitions. [2022-01-28 14:30:25,379 INFO L78 Accepts]: Start accepts. Automaton has 4015 states and 7690 transitions. Word has length 234 [2022-01-28 14:30:25,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:30:25,379 INFO L470 AbstractCegarLoop]: Abstraction has 4015 states and 7690 transitions. [2022-01-28 14:30:25,379 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:25,380 INFO L276 IsEmpty]: Start isEmpty. Operand 4015 states and 7690 transitions. [2022-01-28 14:30:25,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:30:25,381 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:30:25,381 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:30:25,382 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-01-28 14:30:25,382 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:30:25,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:30:25,382 INFO L85 PathProgramCache]: Analyzing trace with hash 897371685, now seen corresponding path program 17 times [2022-01-28 14:30:25,382 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:30:25,382 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102504833] [2022-01-28 14:30:25,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:30:25,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:30:25,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:30:26,119 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:30:26,119 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:30:26,119 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102504833] [2022-01-28 14:30:26,119 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102504833] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:30:26,119 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:30:26,119 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:30:26,120 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002869530] [2022-01-28 14:30:26,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:30:26,120 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:30:26,120 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:30:26,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:30:26,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=1035, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:30:26,120 INFO L87 Difference]: Start difference. First operand 4015 states and 7690 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:32,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:30:32,982 INFO L93 Difference]: Finished difference Result 7517 states and 14525 transitions. [2022-01-28 14:30:32,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-01-28 14:30:32,982 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:30:32,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:30:32,990 INFO L225 Difference]: With dead ends: 7517 [2022-01-28 14:30:32,990 INFO L226 Difference]: Without dead ends: 7517 [2022-01-28 14:30:32,990 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1602 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=1282, Invalid=6550, Unknown=0, NotChecked=0, Total=7832 [2022-01-28 14:30:32,990 INFO L933 BasicCegarLoop]: 449 mSDtfsCounter, 3288 mSDsluCounter, 7071 mSDsCounter, 0 mSdLazyCounter, 6338 mSolverCounterSat, 494 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3288 SdHoareTripleChecker+Valid, 7512 SdHoareTripleChecker+Invalid, 6832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 494 IncrementalHoareTripleChecker+Valid, 6338 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:30:32,990 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3288 Valid, 7512 Invalid, 6832 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [494 Valid, 6338 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-01-28 14:30:32,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7517 states. [2022-01-28 14:30:33,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7517 to 4016. [2022-01-28 14:30:33,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4016 states, 3999 states have (on average 1.9234808702175543) internal successors, (7692), 4015 states have internal predecessors, (7692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:33,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 4016 states and 7692 transitions. [2022-01-28 14:30:33,037 INFO L78 Accepts]: Start accepts. Automaton has 4016 states and 7692 transitions. Word has length 234 [2022-01-28 14:30:33,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:30:33,037 INFO L470 AbstractCegarLoop]: Abstraction has 4016 states and 7692 transitions. [2022-01-28 14:30:33,037 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:33,037 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 7692 transitions. [2022-01-28 14:30:33,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:30:33,039 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:30:33,039 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:30:33,040 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-01-28 14:30:33,040 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:30:33,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:30:33,040 INFO L85 PathProgramCache]: Analyzing trace with hash -262926973, now seen corresponding path program 18 times [2022-01-28 14:30:33,040 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:30:33,040 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726880146] [2022-01-28 14:30:33,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:30:33,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:30:33,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:30:33,941 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:30:33,941 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:30:33,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726880146] [2022-01-28 14:30:33,941 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726880146] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:30:33,942 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:30:33,942 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:30:33,942 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704068438] [2022-01-28 14:30:33,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:30:33,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:30:33,942 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:30:33,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:30:33,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:30:33,943 INFO L87 Difference]: Start difference. First operand 4016 states and 7692 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:41,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:30:41,759 INFO L93 Difference]: Finished difference Result 7337 states and 14165 transitions. [2022-01-28 14:30:41,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-01-28 14:30:41,760 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:30:41,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:30:41,768 INFO L225 Difference]: With dead ends: 7337 [2022-01-28 14:30:41,768 INFO L226 Difference]: Without dead ends: 7337 [2022-01-28 14:30:41,768 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1614 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=1224, Invalid=6258, Unknown=0, NotChecked=0, Total=7482 [2022-01-28 14:30:41,769 INFO L933 BasicCegarLoop]: 434 mSDtfsCounter, 2584 mSDsluCounter, 7676 mSDsCounter, 0 mSdLazyCounter, 6592 mSolverCounterSat, 384 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2584 SdHoareTripleChecker+Valid, 8100 SdHoareTripleChecker+Invalid, 6976 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 384 IncrementalHoareTripleChecker+Valid, 6592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:30:41,769 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2584 Valid, 8100 Invalid, 6976 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [384 Valid, 6592 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-01-28 14:30:41,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7337 states. [2022-01-28 14:30:41,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7337 to 4014. [2022-01-28 14:30:41,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4014 states, 3997 states have (on average 1.9234425819364522) internal successors, (7688), 4013 states have internal predecessors, (7688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:41,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4014 states to 4014 states and 7688 transitions. [2022-01-28 14:30:41,821 INFO L78 Accepts]: Start accepts. Automaton has 4014 states and 7688 transitions. Word has length 234 [2022-01-28 14:30:41,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:30:41,821 INFO L470 AbstractCegarLoop]: Abstraction has 4014 states and 7688 transitions. [2022-01-28 14:30:41,821 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:41,821 INFO L276 IsEmpty]: Start isEmpty. Operand 4014 states and 7688 transitions. [2022-01-28 14:30:41,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:30:41,823 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:30:41,823 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:30:41,823 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-01-28 14:30:41,823 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:30:41,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:30:41,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1382711743, now seen corresponding path program 19 times [2022-01-28 14:30:41,824 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:30:41,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298348295] [2022-01-28 14:30:41,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:30:41,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:30:41,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:30:42,516 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:30:42,516 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:30:42,517 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298348295] [2022-01-28 14:30:42,517 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298348295] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:30:42,517 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:30:42,517 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:30:42,517 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724177155] [2022-01-28 14:30:42,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:30:42,517 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:30:42,517 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:30:42,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:30:42,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:30:42,518 INFO L87 Difference]: Start difference. First operand 4014 states and 7688 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:48,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:30:48,956 INFO L93 Difference]: Finished difference Result 7483 states and 14458 transitions. [2022-01-28 14:30:48,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-01-28 14:30:48,956 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:30:48,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:30:48,964 INFO L225 Difference]: With dead ends: 7483 [2022-01-28 14:30:48,964 INFO L226 Difference]: Without dead ends: 7483 [2022-01-28 14:30:48,965 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1753 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=1324, Invalid=6686, Unknown=0, NotChecked=0, Total=8010 [2022-01-28 14:30:48,965 INFO L933 BasicCegarLoop]: 486 mSDtfsCounter, 2623 mSDsluCounter, 8345 mSDsCounter, 0 mSdLazyCounter, 7949 mSolverCounterSat, 360 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2623 SdHoareTripleChecker+Valid, 8822 SdHoareTripleChecker+Invalid, 8309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 360 IncrementalHoareTripleChecker+Valid, 7949 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:30:48,965 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2623 Valid, 8822 Invalid, 8309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [360 Valid, 7949 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-01-28 14:30:48,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7483 states. [2022-01-28 14:30:49,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7483 to 4006. [2022-01-28 14:30:49,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4006 states, 3989 states have (on average 1.923289044873402) internal successors, (7672), 4005 states have internal predecessors, (7672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:49,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4006 states to 4006 states and 7672 transitions. [2022-01-28 14:30:49,015 INFO L78 Accepts]: Start accepts. Automaton has 4006 states and 7672 transitions. Word has length 234 [2022-01-28 14:30:49,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:30:49,015 INFO L470 AbstractCegarLoop]: Abstraction has 4006 states and 7672 transitions. [2022-01-28 14:30:49,016 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:49,016 INFO L276 IsEmpty]: Start isEmpty. Operand 4006 states and 7672 transitions. [2022-01-28 14:30:49,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:30:49,018 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:30:49,018 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:30:49,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-01-28 14:30:49,018 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:30:49,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:30:49,018 INFO L85 PathProgramCache]: Analyzing trace with hash 222413085, now seen corresponding path program 20 times [2022-01-28 14:30:49,018 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:30:49,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037432072] [2022-01-28 14:30:49,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:30:49,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:30:49,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:30:49,697 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:30:49,697 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:30:49,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037432072] [2022-01-28 14:30:49,697 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037432072] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:30:49,697 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:30:49,697 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:30:49,697 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800522529] [2022-01-28 14:30:49,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:30:49,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:30:49,697 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:30:49,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:30:49,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:30:49,698 INFO L87 Difference]: Start difference. First operand 4006 states and 7672 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:56,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:30:56,371 INFO L93 Difference]: Finished difference Result 7326 states and 14143 transitions. [2022-01-28 14:30:56,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:30:56,372 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:30:56,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:30:56,380 INFO L225 Difference]: With dead ends: 7326 [2022-01-28 14:30:56,380 INFO L226 Difference]: Without dead ends: 7326 [2022-01-28 14:30:56,380 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1663 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=1255, Invalid=6401, Unknown=0, NotChecked=0, Total=7656 [2022-01-28 14:30:56,380 INFO L933 BasicCegarLoop]: 472 mSDtfsCounter, 2751 mSDsluCounter, 7709 mSDsCounter, 0 mSdLazyCounter, 6920 mSolverCounterSat, 343 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2751 SdHoareTripleChecker+Valid, 8172 SdHoareTripleChecker+Invalid, 7263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 343 IncrementalHoareTripleChecker+Valid, 6920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:30:56,380 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2751 Valid, 8172 Invalid, 7263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [343 Valid, 6920 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-01-28 14:30:56,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7326 states. [2022-01-28 14:30:56,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7326 to 4005. [2022-01-28 14:30:56,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4005 states, 3988 states have (on average 1.923269809428285) internal successors, (7670), 4004 states have internal predecessors, (7670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:56,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4005 states to 4005 states and 7670 transitions. [2022-01-28 14:30:56,432 INFO L78 Accepts]: Start accepts. Automaton has 4005 states and 7670 transitions. Word has length 234 [2022-01-28 14:30:56,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:30:56,432 INFO L470 AbstractCegarLoop]: Abstraction has 4005 states and 7670 transitions. [2022-01-28 14:30:56,432 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:30:56,432 INFO L276 IsEmpty]: Start isEmpty. Operand 4005 states and 7670 transitions. [2022-01-28 14:30:56,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:30:56,434 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:30:56,434 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:30:56,434 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-01-28 14:30:56,434 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:30:56,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:30:56,434 INFO L85 PathProgramCache]: Analyzing trace with hash 1207561731, now seen corresponding path program 21 times [2022-01-28 14:30:56,435 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:30:56,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563556581] [2022-01-28 14:30:56,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:30:56,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:30:56,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:30:57,540 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:30:57,541 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:30:57,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563556581] [2022-01-28 14:30:57,541 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563556581] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:30:57,541 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:30:57,541 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:30:57,541 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460171115] [2022-01-28 14:30:57,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:30:57,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:30:57,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:30:57,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:30:57,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:30:57,542 INFO L87 Difference]: Start difference. First operand 4005 states and 7670 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:31:06,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:31:06,815 INFO L93 Difference]: Finished difference Result 7299 states and 14090 transitions. [2022-01-28 14:31:06,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-01-28 14:31:06,815 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:31:06,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:31:06,823 INFO L225 Difference]: With dead ends: 7299 [2022-01-28 14:31:06,823 INFO L226 Difference]: Without dead ends: 7299 [2022-01-28 14:31:06,823 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1710 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=1289, Invalid=6543, Unknown=0, NotChecked=0, Total=7832 [2022-01-28 14:31:06,823 INFO L933 BasicCegarLoop]: 525 mSDtfsCounter, 3215 mSDsluCounter, 8675 mSDsCounter, 0 mSdLazyCounter, 8006 mSolverCounterSat, 442 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3215 SdHoareTripleChecker+Valid, 9188 SdHoareTripleChecker+Invalid, 8448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 442 IncrementalHoareTripleChecker+Valid, 8006 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:31:06,823 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3215 Valid, 9188 Invalid, 8448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [442 Valid, 8006 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-01-28 14:31:06,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7299 states. [2022-01-28 14:31:06,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7299 to 3996. [2022-01-28 14:31:06,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3996 states, 3979 states have (on average 1.9230962553405377) internal successors, (7652), 3995 states have internal predecessors, (7652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:31:06,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 3996 states and 7652 transitions. [2022-01-28 14:31:06,869 INFO L78 Accepts]: Start accepts. Automaton has 3996 states and 7652 transitions. Word has length 234 [2022-01-28 14:31:06,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:31:06,869 INFO L470 AbstractCegarLoop]: Abstraction has 3996 states and 7652 transitions. [2022-01-28 14:31:06,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:31:06,869 INFO L276 IsEmpty]: Start isEmpty. Operand 3996 states and 7652 transitions. [2022-01-28 14:31:06,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:31:06,871 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:31:06,871 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:31:06,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-01-28 14:31:06,871 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:31:06,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:31:06,871 INFO L85 PathProgramCache]: Analyzing trace with hash 395919092, now seen corresponding path program 29 times [2022-01-28 14:31:06,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:31:06,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525269971] [2022-01-28 14:31:06,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:31:06,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:31:06,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:31:08,139 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:31:08,140 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:31:08,140 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525269971] [2022-01-28 14:31:08,140 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525269971] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:31:08,140 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:31:08,140 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:31:08,140 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505987288] [2022-01-28 14:31:08,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:31:08,140 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:31:08,140 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:31:08,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:31:08,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=1067, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:31:08,141 INFO L87 Difference]: Start difference. First operand 3996 states and 7652 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:31:14,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:31:14,683 INFO L93 Difference]: Finished difference Result 5049 states and 9750 transitions. [2022-01-28 14:31:14,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-01-28 14:31:14,683 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:31:14,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:31:14,688 INFO L225 Difference]: With dead ends: 5049 [2022-01-28 14:31:14,688 INFO L226 Difference]: Without dead ends: 5049 [2022-01-28 14:31:14,689 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1211 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=953, Invalid=4597, Unknown=0, NotChecked=0, Total=5550 [2022-01-28 14:31:14,689 INFO L933 BasicCegarLoop]: 225 mSDtfsCounter, 2427 mSDsluCounter, 3754 mSDsCounter, 0 mSdLazyCounter, 3939 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2427 SdHoareTripleChecker+Valid, 3974 SdHoareTripleChecker+Invalid, 4122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 3939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:31:14,689 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2427 Valid, 3974 Invalid, 4122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 3939 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-01-28 14:31:14,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5049 states. [2022-01-28 14:31:14,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5049 to 3994. [2022-01-28 14:31:14,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3994 states, 3977 states have (on average 1.923057581091275) internal successors, (7648), 3993 states have internal predecessors, (7648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:31:14,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 3994 states and 7648 transitions. [2022-01-28 14:31:14,730 INFO L78 Accepts]: Start accepts. Automaton has 3994 states and 7648 transitions. Word has length 234 [2022-01-28 14:31:14,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:31:14,730 INFO L470 AbstractCegarLoop]: Abstraction has 3994 states and 7648 transitions. [2022-01-28 14:31:14,730 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:31:14,731 INFO L276 IsEmpty]: Start isEmpty. Operand 3994 states and 7648 transitions. [2022-01-28 14:31:14,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:31:14,732 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:31:14,732 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:31:14,733 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-01-28 14:31:14,733 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:31:14,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:31:14,733 INFO L85 PathProgramCache]: Analyzing trace with hash 511594872, now seen corresponding path program 30 times [2022-01-28 14:31:14,733 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:31:14,733 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920477495] [2022-01-28 14:31:14,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:31:14,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:31:14,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:31:16,060 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:31:16,060 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:31:16,061 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920477495] [2022-01-28 14:31:16,061 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920477495] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:31:16,061 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:31:16,061 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-01-28 14:31:16,061 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727392166] [2022-01-28 14:31:16,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:31:16,061 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-01-28 14:31:16,061 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:31:16,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-01-28 14:31:16,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1160, Unknown=0, NotChecked=0, Total=1260 [2022-01-28 14:31:16,062 INFO L87 Difference]: Start difference. First operand 3994 states and 7648 transitions. Second operand has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:31:21,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:31:21,949 INFO L93 Difference]: Finished difference Result 5095 states and 9840 transitions. [2022-01-28 14:31:21,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-01-28 14:31:21,950 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:31:21,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:31:21,955 INFO L225 Difference]: With dead ends: 5095 [2022-01-28 14:31:21,956 INFO L226 Difference]: Without dead ends: 5095 [2022-01-28 14:31:21,956 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1338 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1099, Invalid=5543, Unknown=0, NotChecked=0, Total=6642 [2022-01-28 14:31:21,956 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 2911 mSDsluCounter, 4293 mSDsCounter, 0 mSdLazyCounter, 4434 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2911 SdHoareTripleChecker+Valid, 4520 SdHoareTripleChecker+Invalid, 4669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 235 IncrementalHoareTripleChecker+Valid, 4434 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:31:21,956 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2911 Valid, 4520 Invalid, 4669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [235 Valid, 4434 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-01-28 14:31:21,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5095 states. [2022-01-28 14:31:21,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5095 to 3992. [2022-01-28 14:31:21,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3992 states, 3975 states have (on average 1.9230188679245284) internal successors, (7644), 3991 states have internal predecessors, (7644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:31:22,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3992 states to 3992 states and 7644 transitions. [2022-01-28 14:31:22,004 INFO L78 Accepts]: Start accepts. Automaton has 3992 states and 7644 transitions. Word has length 234 [2022-01-28 14:31:22,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:31:22,004 INFO L470 AbstractCegarLoop]: Abstraction has 3992 states and 7644 transitions. [2022-01-28 14:31:22,004 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:31:22,004 INFO L276 IsEmpty]: Start isEmpty. Operand 3992 states and 7644 transitions. [2022-01-28 14:31:22,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:31:22,006 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:31:22,006 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:31:22,006 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-01-28 14:31:22,006 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:31:22,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:31:22,007 INFO L85 PathProgramCache]: Analyzing trace with hash 1309205044, now seen corresponding path program 31 times [2022-01-28 14:31:22,007 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:31:22,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819191732] [2022-01-28 14:31:22,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:31:22,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:31:22,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:31:23,001 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:31:23,002 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:31:23,002 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819191732] [2022-01-28 14:31:23,002 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1819191732] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:31:23,002 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:31:23,002 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-01-28 14:31:23,002 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537711014] [2022-01-28 14:31:23,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:31:23,002 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-01-28 14:31:23,002 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:31:23,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-01-28 14:31:23,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1138, Unknown=0, NotChecked=0, Total=1260 [2022-01-28 14:31:23,003 INFO L87 Difference]: Start difference. First operand 3992 states and 7644 transitions. Second operand has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:31:29,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:31:29,866 INFO L93 Difference]: Finished difference Result 5218 states and 10079 transitions. [2022-01-28 14:31:29,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-01-28 14:31:29,867 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:31:29,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:31:29,872 INFO L225 Difference]: With dead ends: 5218 [2022-01-28 14:31:29,872 INFO L226 Difference]: Without dead ends: 5218 [2022-01-28 14:31:29,873 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1690 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=1233, Invalid=6077, Unknown=0, NotChecked=0, Total=7310 [2022-01-28 14:31:29,873 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 2986 mSDsluCounter, 3798 mSDsCounter, 0 mSdLazyCounter, 4146 mSolverCounterSat, 262 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2986 SdHoareTripleChecker+Valid, 4031 SdHoareTripleChecker+Invalid, 4408 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 262 IncrementalHoareTripleChecker+Valid, 4146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:31:29,873 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2986 Valid, 4031 Invalid, 4408 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [262 Valid, 4146 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-01-28 14:31:29,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5218 states. [2022-01-28 14:31:29,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5218 to 3998. [2022-01-28 14:31:29,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3998 states, 3981 states have (on average 1.9231348907309722) internal successors, (7656), 3997 states have internal predecessors, (7656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:31:29,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3998 states to 3998 states and 7656 transitions. [2022-01-28 14:31:29,922 INFO L78 Accepts]: Start accepts. Automaton has 3998 states and 7656 transitions. Word has length 234 [2022-01-28 14:31:29,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:31:29,922 INFO L470 AbstractCegarLoop]: Abstraction has 3998 states and 7656 transitions. [2022-01-28 14:31:29,923 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:31:29,923 INFO L276 IsEmpty]: Start isEmpty. Operand 3998 states and 7656 transitions. [2022-01-28 14:31:29,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:31:29,924 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:31:29,924 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:31:29,925 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-01-28 14:31:29,925 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:31:29,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:31:29,925 INFO L85 PathProgramCache]: Analyzing trace with hash -318842638, now seen corresponding path program 32 times [2022-01-28 14:31:29,925 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:31:29,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351975286] [2022-01-28 14:31:29,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:31:29,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:31:29,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:31:31,201 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:31:31,201 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:31:31,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351975286] [2022-01-28 14:31:31,201 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351975286] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:31:31,202 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:31:31,202 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:31:31,202 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034800024] [2022-01-28 14:31:31,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:31:31,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:31:31,202 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:31:31,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:31:31,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:31:31,202 INFO L87 Difference]: Start difference. First operand 3998 states and 7656 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:31:38,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:31:38,800 INFO L93 Difference]: Finished difference Result 5124 states and 9898 transitions. [2022-01-28 14:31:38,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-01-28 14:31:38,801 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:31:38,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:31:38,806 INFO L225 Difference]: With dead ends: 5124 [2022-01-28 14:31:38,806 INFO L226 Difference]: Without dead ends: 5124 [2022-01-28 14:31:38,806 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1451 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=1183, Invalid=5789, Unknown=0, NotChecked=0, Total=6972 [2022-01-28 14:31:38,806 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 2941 mSDsluCounter, 4411 mSDsCounter, 0 mSdLazyCounter, 4590 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2941 SdHoareTripleChecker+Valid, 4643 SdHoareTripleChecker+Invalid, 4830 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 4590 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:31:38,807 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2941 Valid, 4643 Invalid, 4830 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 4590 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-01-28 14:31:38,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5124 states. [2022-01-28 14:31:38,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5124 to 3990. [2022-01-28 14:31:38,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3990 states, 3973 states have (on average 1.9229801157815254) internal successors, (7640), 3989 states have internal predecessors, (7640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:31:38,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 3990 states and 7640 transitions. [2022-01-28 14:31:38,846 INFO L78 Accepts]: Start accepts. Automaton has 3990 states and 7640 transitions. Word has length 234 [2022-01-28 14:31:38,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:31:38,847 INFO L470 AbstractCegarLoop]: Abstraction has 3990 states and 7640 transitions. [2022-01-28 14:31:38,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:31:38,847 INFO L276 IsEmpty]: Start isEmpty. Operand 3990 states and 7640 transitions. [2022-01-28 14:31:38,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:31:38,849 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:31:38,849 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:31:38,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-01-28 14:31:38,849 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:31:38,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:31:38,849 INFO L85 PathProgramCache]: Analyzing trace with hash -273846728, now seen corresponding path program 33 times [2022-01-28 14:31:38,849 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:31:38,849 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143858462] [2022-01-28 14:31:38,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:31:38,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:31:38,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:31:40,031 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:31:40,031 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:31:40,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143858462] [2022-01-28 14:31:40,031 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143858462] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:31:40,031 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:31:40,031 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-01-28 14:31:40,031 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056760770] [2022-01-28 14:31:40,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:31:40,031 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-01-28 14:31:40,031 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:31:40,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-01-28 14:31:40,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=1136, Unknown=0, NotChecked=0, Total=1260 [2022-01-28 14:31:40,032 INFO L87 Difference]: Start difference. First operand 3990 states and 7640 transitions. Second operand has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:31:47,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:31:47,822 INFO L93 Difference]: Finished difference Result 5211 states and 10061 transitions. [2022-01-28 14:31:47,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:31:47,822 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:31:47,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:31:47,829 INFO L225 Difference]: With dead ends: 5211 [2022-01-28 14:31:47,829 INFO L226 Difference]: Without dead ends: 5211 [2022-01-28 14:31:47,830 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1900 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=1365, Invalid=6645, Unknown=0, NotChecked=0, Total=8010 [2022-01-28 14:31:47,830 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 2930 mSDsluCounter, 3686 mSDsCounter, 0 mSdLazyCounter, 3990 mSolverCounterSat, 294 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2930 SdHoareTripleChecker+Valid, 3926 SdHoareTripleChecker+Invalid, 4284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 294 IncrementalHoareTripleChecker+Valid, 3990 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:31:47,830 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2930 Valid, 3926 Invalid, 4284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [294 Valid, 3990 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-01-28 14:31:47,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5211 states. [2022-01-28 14:31:47,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5211 to 3981. [2022-01-28 14:31:47,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3981 states, 3964 states have (on average 1.9228052472250252) internal successors, (7622), 3980 states have internal predecessors, (7622), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:31:47,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 7622 transitions. [2022-01-28 14:31:47,881 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 7622 transitions. Word has length 234 [2022-01-28 14:31:47,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:31:47,882 INFO L470 AbstractCegarLoop]: Abstraction has 3981 states and 7622 transitions. [2022-01-28 14:31:47,882 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:31:47,882 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 7622 transitions. [2022-01-28 14:31:47,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:31:47,884 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:31:47,884 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:31:47,884 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-01-28 14:31:47,884 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:31:47,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:31:47,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1021425338, now seen corresponding path program 34 times [2022-01-28 14:31:47,884 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:31:47,884 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502752260] [2022-01-28 14:31:47,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:31:47,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:31:47,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:31:49,005 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:31:49,006 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:31:49,006 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502752260] [2022-01-28 14:31:49,006 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502752260] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:31:49,006 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:31:49,006 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-01-28 14:31:49,006 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993028625] [2022-01-28 14:31:49,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:31:49,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-01-28 14:31:49,006 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:31:49,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-01-28 14:31:49,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1138, Unknown=0, NotChecked=0, Total=1260 [2022-01-28 14:31:49,007 INFO L87 Difference]: Start difference. First operand 3981 states and 7622 transitions. Second operand has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:31:55,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:31:55,992 INFO L93 Difference]: Finished difference Result 5173 states and 9989 transitions. [2022-01-28 14:31:55,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-01-28 14:31:55,993 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:31:55,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:31:55,999 INFO L225 Difference]: With dead ends: 5173 [2022-01-28 14:31:55,999 INFO L226 Difference]: Without dead ends: 5173 [2022-01-28 14:31:55,999 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1832 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=1332, Invalid=6500, Unknown=0, NotChecked=0, Total=7832 [2022-01-28 14:31:56,000 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 2431 mSDsluCounter, 4688 mSDsCounter, 0 mSdLazyCounter, 4646 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2431 SdHoareTripleChecker+Valid, 4922 SdHoareTripleChecker+Invalid, 4903 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 4646 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:31:56,000 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2431 Valid, 4922 Invalid, 4903 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 4646 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-01-28 14:31:56,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5173 states. [2022-01-28 14:31:56,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5173 to 3972. [2022-01-28 14:31:56,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3972 states, 3955 states have (on average 1.922629582806574) internal successors, (7604), 3971 states have internal predecessors, (7604), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:31:56,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3972 states to 3972 states and 7604 transitions. [2022-01-28 14:31:56,046 INFO L78 Accepts]: Start accepts. Automaton has 3972 states and 7604 transitions. Word has length 234 [2022-01-28 14:31:56,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:31:56,046 INFO L470 AbstractCegarLoop]: Abstraction has 3972 states and 7604 transitions. [2022-01-28 14:31:56,047 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:31:56,047 INFO L276 IsEmpty]: Start isEmpty. Operand 3972 states and 7604 transitions. [2022-01-28 14:31:56,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:31:56,049 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:31:56,049 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:31:56,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-01-28 14:31:56,049 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:31:56,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:31:56,050 INFO L85 PathProgramCache]: Analyzing trace with hash -606622344, now seen corresponding path program 35 times [2022-01-28 14:31:56,050 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:31:56,050 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557976361] [2022-01-28 14:31:56,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:31:56,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:31:56,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:31:56,965 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:31:56,965 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:31:56,965 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557976361] [2022-01-28 14:31:56,965 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557976361] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:31:56,965 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:31:56,966 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:31:56,966 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164468048] [2022-01-28 14:31:56,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:31:56,966 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:31:56,966 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:31:56,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:31:56,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=1072, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:31:56,966 INFO L87 Difference]: Start difference. First operand 3972 states and 7604 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:04,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:32:04,349 INFO L93 Difference]: Finished difference Result 5055 states and 9760 transitions. [2022-01-28 14:32:04,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-01-28 14:32:04,350 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:32:04,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:32:04,355 INFO L225 Difference]: With dead ends: 5055 [2022-01-28 14:32:04,355 INFO L226 Difference]: Without dead ends: 5055 [2022-01-28 14:32:04,356 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1635 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=1243, Invalid=5897, Unknown=0, NotChecked=0, Total=7140 [2022-01-28 14:32:04,356 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 2720 mSDsluCounter, 3755 mSDsCounter, 0 mSdLazyCounter, 4089 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2720 SdHoareTripleChecker+Valid, 3988 SdHoareTripleChecker+Invalid, 4316 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 4089 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:32:04,356 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2720 Valid, 3988 Invalid, 4316 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 4089 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-01-28 14:32:04,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5055 states. [2022-01-28 14:32:04,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5055 to 3928. [2022-01-28 14:32:04,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3928 states, 3911 states have (on average 1.9207363845563794) internal successors, (7512), 3927 states have internal predecessors, (7512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:04,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 3928 states and 7512 transitions. [2022-01-28 14:32:04,400 INFO L78 Accepts]: Start accepts. Automaton has 3928 states and 7512 transitions. Word has length 234 [2022-01-28 14:32:04,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:32:04,400 INFO L470 AbstractCegarLoop]: Abstraction has 3928 states and 7512 transitions. [2022-01-28 14:32:04,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:04,400 INFO L276 IsEmpty]: Start isEmpty. Operand 3928 states and 7512 transitions. [2022-01-28 14:32:04,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:32:04,402 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:32:04,402 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:32:04,402 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-01-28 14:32:04,402 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:32:04,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:32:04,403 INFO L85 PathProgramCache]: Analyzing trace with hash -1736092596, now seen corresponding path program 36 times [2022-01-28 14:32:04,403 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:32:04,403 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953266162] [2022-01-28 14:32:04,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:32:04,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:32:04,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:32:05,446 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:32:05,447 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:32:05,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953266162] [2022-01-28 14:32:05,447 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1953266162] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:32:05,447 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:32:05,447 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:32:05,447 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056276136] [2022-01-28 14:32:05,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:32:05,447 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:32:05,447 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:32:05,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:32:05,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1022, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:32:05,448 INFO L87 Difference]: Start difference. First operand 3928 states and 7512 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:10,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:32:10,095 INFO L93 Difference]: Finished difference Result 4645 states and 8941 transitions. [2022-01-28 14:32:10,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-01-28 14:32:10,096 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:32:10,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:32:10,100 INFO L225 Difference]: With dead ends: 4645 [2022-01-28 14:32:10,100 INFO L226 Difference]: Without dead ends: 4645 [2022-01-28 14:32:10,101 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 992 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=729, Invalid=4383, Unknown=0, NotChecked=0, Total=5112 [2022-01-28 14:32:10,101 INFO L933 BasicCegarLoop]: 237 mSDtfsCounter, 1793 mSDsluCounter, 4041 mSDsCounter, 0 mSdLazyCounter, 4169 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1793 SdHoareTripleChecker+Valid, 4273 SdHoareTripleChecker+Invalid, 4299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 4169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:32:10,101 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1793 Valid, 4273 Invalid, 4299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 4169 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-01-28 14:32:10,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4645 states. [2022-01-28 14:32:10,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4645 to 3975. [2022-01-28 14:32:10,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3975 states, 3958 states have (on average 1.921677614957049) internal successors, (7606), 3974 states have internal predecessors, (7606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:10,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3975 states to 3975 states and 7606 transitions. [2022-01-28 14:32:10,148 INFO L78 Accepts]: Start accepts. Automaton has 3975 states and 7606 transitions. Word has length 234 [2022-01-28 14:32:10,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:32:10,148 INFO L470 AbstractCegarLoop]: Abstraction has 3975 states and 7606 transitions. [2022-01-28 14:32:10,148 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:10,148 INFO L276 IsEmpty]: Start isEmpty. Operand 3975 states and 7606 transitions. [2022-01-28 14:32:10,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:32:10,150 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:32:10,150 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:32:10,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-01-28 14:32:10,151 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:32:10,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:32:10,151 INFO L85 PathProgramCache]: Analyzing trace with hash -1620416816, now seen corresponding path program 37 times [2022-01-28 14:32:10,151 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:32:10,151 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122524012] [2022-01-28 14:32:10,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:32:10,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:32:10,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:32:11,502 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:32:11,502 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:32:11,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122524012] [2022-01-28 14:32:11,502 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122524012] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:32:11,502 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:32:11,502 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:32:11,502 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317785585] [2022-01-28 14:32:11,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:32:11,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:32:11,503 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:32:11,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:32:11,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:32:11,503 INFO L87 Difference]: Start difference. First operand 3975 states and 7606 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:16,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:32:16,893 INFO L93 Difference]: Finished difference Result 4654 states and 8958 transitions. [2022-01-28 14:32:16,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-01-28 14:32:16,893 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:32:16,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:32:16,899 INFO L225 Difference]: With dead ends: 4654 [2022-01-28 14:32:16,899 INFO L226 Difference]: Without dead ends: 4654 [2022-01-28 14:32:16,900 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1165 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=804, Invalid=5048, Unknown=0, NotChecked=0, Total=5852 [2022-01-28 14:32:16,900 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 2102 mSDsluCounter, 3979 mSDsCounter, 0 mSdLazyCounter, 4351 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2102 SdHoareTripleChecker+Valid, 4216 SdHoareTripleChecker+Invalid, 4522 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 4351 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:32:16,900 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2102 Valid, 4216 Invalid, 4522 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 4351 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-01-28 14:32:16,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4654 states. [2022-01-28 14:32:16,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4654 to 3993. [2022-01-28 14:32:16,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3993 states, 3976 states have (on average 1.9220321931589537) internal successors, (7642), 3992 states have internal predecessors, (7642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:16,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3993 states to 3993 states and 7642 transitions. [2022-01-28 14:32:16,950 INFO L78 Accepts]: Start accepts. Automaton has 3993 states and 7642 transitions. Word has length 234 [2022-01-28 14:32:16,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:32:16,950 INFO L470 AbstractCegarLoop]: Abstraction has 3993 states and 7642 transitions. [2022-01-28 14:32:16,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:16,951 INFO L276 IsEmpty]: Start isEmpty. Operand 3993 states and 7642 transitions. [2022-01-28 14:32:16,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:32:16,953 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:32:16,953 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:32:16,953 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-01-28 14:32:16,953 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:32:16,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:32:16,953 INFO L85 PathProgramCache]: Analyzing trace with hash -822806644, now seen corresponding path program 38 times [2022-01-28 14:32:16,953 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:32:16,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753819489] [2022-01-28 14:32:16,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:32:16,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:32:17,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:32:18,454 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:32:18,455 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:32:18,455 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753819489] [2022-01-28 14:32:18,455 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753819489] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:32:18,455 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:32:18,455 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:32:18,455 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863731690] [2022-01-28 14:32:18,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:32:18,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:32:18,455 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:32:18,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:32:18,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:32:18,456 INFO L87 Difference]: Start difference. First operand 3993 states and 7642 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:24,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:32:24,999 INFO L93 Difference]: Finished difference Result 4816 states and 9276 transitions. [2022-01-28 14:32:25,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-01-28 14:32:25,000 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:32:25,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:32:25,005 INFO L225 Difference]: With dead ends: 4816 [2022-01-28 14:32:25,006 INFO L226 Difference]: Without dead ends: 4816 [2022-01-28 14:32:25,006 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1330 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=860, Invalid=5460, Unknown=0, NotChecked=0, Total=6320 [2022-01-28 14:32:25,006 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 1954 mSDsluCounter, 4346 mSDsCounter, 0 mSdLazyCounter, 5022 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1954 SdHoareTripleChecker+Valid, 4594 SdHoareTripleChecker+Invalid, 5196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 5022 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-01-28 14:32:25,006 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1954 Valid, 4594 Invalid, 5196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 5022 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-01-28 14:32:25,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4816 states. [2022-01-28 14:32:25,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4816 to 4011. [2022-01-28 14:32:25,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4011 states, 3994 states have (on average 1.9223835753630445) internal successors, (7678), 4010 states have internal predecessors, (7678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:25,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7678 transitions. [2022-01-28 14:32:25,045 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7678 transitions. Word has length 234 [2022-01-28 14:32:25,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:32:25,045 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7678 transitions. [2022-01-28 14:32:25,046 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:25,046 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7678 transitions. [2022-01-28 14:32:25,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:32:25,047 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:32:25,048 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:32:25,048 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-01-28 14:32:25,048 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:32:25,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:32:25,048 INFO L85 PathProgramCache]: Analyzing trace with hash 1844112970, now seen corresponding path program 39 times [2022-01-28 14:32:25,048 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:32:25,048 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682304876] [2022-01-28 14:32:25,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:32:25,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:32:25,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:32:26,138 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:32:26,139 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:32:26,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682304876] [2022-01-28 14:32:26,139 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682304876] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:32:26,139 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:32:26,139 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:32:26,139 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955359328] [2022-01-28 14:32:26,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:32:26,139 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:32:26,139 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:32:26,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:32:26,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:32:26,140 INFO L87 Difference]: Start difference. First operand 4011 states and 7678 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:32,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:32:32,160 INFO L93 Difference]: Finished difference Result 4735 states and 9120 transitions. [2022-01-28 14:32:32,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-01-28 14:32:32,161 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:32:32,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:32:32,167 INFO L225 Difference]: With dead ends: 4735 [2022-01-28 14:32:32,167 INFO L226 Difference]: Without dead ends: 4735 [2022-01-28 14:32:32,168 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1327 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=861, Invalid=5459, Unknown=0, NotChecked=0, Total=6320 [2022-01-28 14:32:32,168 INFO L933 BasicCegarLoop]: 251 mSDtfsCounter, 1883 mSDsluCounter, 4523 mSDsCounter, 0 mSdLazyCounter, 5010 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1883 SdHoareTripleChecker+Valid, 4769 SdHoareTripleChecker+Invalid, 5169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 5010 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:32:32,168 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1883 Valid, 4769 Invalid, 5169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 5010 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-01-28 14:32:32,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4735 states. [2022-01-28 14:32:32,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4735 to 4011. [2022-01-28 14:32:32,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4011 states, 3994 states have (on average 1.9223835753630445) internal successors, (7678), 4010 states have internal predecessors, (7678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:32,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7678 transitions. [2022-01-28 14:32:32,213 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7678 transitions. Word has length 234 [2022-01-28 14:32:32,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:32:32,213 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7678 transitions. [2022-01-28 14:32:32,213 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:32,213 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7678 transitions. [2022-01-28 14:32:32,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:32:32,215 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:32:32,216 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:32:32,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-01-28 14:32:32,216 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:32:32,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:32:32,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1889108880, now seen corresponding path program 40 times [2022-01-28 14:32:32,216 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:32:32,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287100009] [2022-01-28 14:32:32,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:32:32,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:32:32,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:32:33,309 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:32:33,309 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:32:33,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287100009] [2022-01-28 14:32:33,309 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287100009] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:32:33,309 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:32:33,309 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:32:33,309 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798979881] [2022-01-28 14:32:33,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:32:33,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:32:33,310 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:32:33,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:32:33,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:32:33,310 INFO L87 Difference]: Start difference. First operand 4011 states and 7678 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:39,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:32:39,438 INFO L93 Difference]: Finished difference Result 4897 states and 9435 transitions. [2022-01-28 14:32:39,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-01-28 14:32:39,438 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:32:39,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:32:39,444 INFO L225 Difference]: With dead ends: 4897 [2022-01-28 14:32:39,444 INFO L226 Difference]: Without dead ends: 4897 [2022-01-28 14:32:39,445 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1493 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=936, Invalid=6036, Unknown=0, NotChecked=0, Total=6972 [2022-01-28 14:32:39,445 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 2069 mSDsluCounter, 4501 mSDsCounter, 0 mSdLazyCounter, 5092 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2069 SdHoareTripleChecker+Valid, 4756 SdHoareTripleChecker+Invalid, 5289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 5092 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:32:39,445 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2069 Valid, 4756 Invalid, 5289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 5092 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-01-28 14:32:39,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4897 states. [2022-01-28 14:32:39,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4897 to 4029. [2022-01-28 14:32:39,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4029 states, 4012 states have (on average 1.9227318045862414) internal successors, (7714), 4028 states have internal predecessors, (7714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:39,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 4029 states and 7714 transitions. [2022-01-28 14:32:39,487 INFO L78 Accepts]: Start accepts. Automaton has 4029 states and 7714 transitions. Word has length 234 [2022-01-28 14:32:39,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:32:39,487 INFO L470 AbstractCegarLoop]: Abstraction has 4029 states and 7714 transitions. [2022-01-28 14:32:39,487 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:39,487 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 7714 transitions. [2022-01-28 14:32:39,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:32:39,489 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:32:39,489 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:32:39,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-01-28 14:32:39,489 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:32:39,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:32:39,490 INFO L85 PathProgramCache]: Analyzing trace with hash -1110586350, now seen corresponding path program 41 times [2022-01-28 14:32:39,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:32:39,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559041890] [2022-01-28 14:32:39,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:32:39,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:32:39,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:32:40,585 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:32:40,586 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:32:40,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559041890] [2022-01-28 14:32:40,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559041890] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:32:40,586 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:32:40,586 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:32:40,586 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645728411] [2022-01-28 14:32:40,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:32:40,586 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:32:40,586 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:32:40,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:32:40,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:32:40,587 INFO L87 Difference]: Start difference. First operand 4029 states and 7714 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:47,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:32:47,050 INFO L93 Difference]: Finished difference Result 4840 states and 9326 transitions. [2022-01-28 14:32:47,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-01-28 14:32:47,051 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:32:47,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:32:47,056 INFO L225 Difference]: With dead ends: 4840 [2022-01-28 14:32:47,056 INFO L226 Difference]: Without dead ends: 4840 [2022-01-28 14:32:47,057 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1473 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=919, Invalid=5887, Unknown=0, NotChecked=0, Total=6806 [2022-01-28 14:32:47,057 INFO L933 BasicCegarLoop]: 254 mSDtfsCounter, 2058 mSDsluCounter, 4782 mSDsCounter, 0 mSdLazyCounter, 5483 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2058 SdHoareTripleChecker+Valid, 5032 SdHoareTripleChecker+Invalid, 5669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 5483 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-01-28 14:32:47,057 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2058 Valid, 5032 Invalid, 5669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 5483 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-01-28 14:32:47,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4840 states. [2022-01-28 14:32:47,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4840 to 4035. [2022-01-28 14:32:47,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4035 states, 4018 states have (on average 1.92284718765555) internal successors, (7726), 4034 states have internal predecessors, (7726), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:47,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4035 states to 4035 states and 7726 transitions. [2022-01-28 14:32:47,100 INFO L78 Accepts]: Start accepts. Automaton has 4035 states and 7726 transitions. Word has length 234 [2022-01-28 14:32:47,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:32:47,101 INFO L470 AbstractCegarLoop]: Abstraction has 4035 states and 7726 transitions. [2022-01-28 14:32:47,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:47,101 INFO L276 IsEmpty]: Start isEmpty. Operand 4035 states and 7726 transitions. [2022-01-28 14:32:47,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:32:47,103 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:32:47,103 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:32:47,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-01-28 14:32:47,103 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:32:47,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:32:47,103 INFO L85 PathProgramCache]: Analyzing trace with hash 1556333264, now seen corresponding path program 42 times [2022-01-28 14:32:47,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:32:47,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501944163] [2022-01-28 14:32:47,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:32:47,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:32:47,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:32:48,211 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:32:48,211 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:32:48,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501944163] [2022-01-28 14:32:48,211 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501944163] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:32:48,211 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:32:48,212 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:32:48,212 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687047638] [2022-01-28 14:32:48,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:32:48,212 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:32:48,212 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:32:48,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:32:48,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:32:48,212 INFO L87 Difference]: Start difference. First operand 4035 states and 7726 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:54,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:32:54,070 INFO L93 Difference]: Finished difference Result 4761 states and 9172 transitions. [2022-01-28 14:32:54,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-01-28 14:32:54,070 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:32:54,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:32:54,075 INFO L225 Difference]: With dead ends: 4761 [2022-01-28 14:32:54,075 INFO L226 Difference]: Without dead ends: 4761 [2022-01-28 14:32:54,076 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1389 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=896, Invalid=5746, Unknown=0, NotChecked=0, Total=6642 [2022-01-28 14:32:54,076 INFO L933 BasicCegarLoop]: 251 mSDtfsCounter, 1818 mSDsluCounter, 4571 mSDsCounter, 0 mSdLazyCounter, 4962 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1818 SdHoareTripleChecker+Valid, 4817 SdHoareTripleChecker+Invalid, 5127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 4962 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:32:54,076 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1818 Valid, 4817 Invalid, 5127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 4962 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-01-28 14:32:54,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4761 states. [2022-01-28 14:32:54,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4761 to 4029. [2022-01-28 14:32:54,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4029 states, 4012 states have (on average 1.9227318045862414) internal successors, (7714), 4028 states have internal predecessors, (7714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:54,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 4029 states and 7714 transitions. [2022-01-28 14:32:54,116 INFO L78 Accepts]: Start accepts. Automaton has 4029 states and 7714 transitions. Word has length 234 [2022-01-28 14:32:54,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:32:54,116 INFO L470 AbstractCegarLoop]: Abstraction has 4029 states and 7714 transitions. [2022-01-28 14:32:54,116 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:32:54,116 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 7714 transitions. [2022-01-28 14:32:54,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:32:54,118 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:32:54,118 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:32:54,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-01-28 14:32:54,118 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:32:54,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:32:54,119 INFO L85 PathProgramCache]: Analyzing trace with hash 130186284, now seen corresponding path program 43 times [2022-01-28 14:32:54,119 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:32:54,119 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887478257] [2022-01-28 14:32:54,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:32:54,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:32:54,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:32:55,199 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:32:55,199 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:32:55,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887478257] [2022-01-28 14:32:55,200 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887478257] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:32:55,200 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:32:55,200 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:32:55,200 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986197651] [2022-01-28 14:32:55,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:32:55,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:32:55,200 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:32:55,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:32:55,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1093, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:32:55,201 INFO L87 Difference]: Start difference. First operand 4029 states and 7714 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:01,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:33:01,138 INFO L93 Difference]: Finished difference Result 5365 states and 10354 transitions. [2022-01-28 14:33:01,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:33:01,139 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:33:01,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:33:01,146 INFO L225 Difference]: With dead ends: 5365 [2022-01-28 14:33:01,146 INFO L226 Difference]: Without dead ends: 5365 [2022-01-28 14:33:01,147 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1765 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=1066, Invalid=6766, Unknown=0, NotChecked=0, Total=7832 [2022-01-28 14:33:01,147 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 2293 mSDsluCounter, 5605 mSDsCounter, 0 mSdLazyCounter, 5775 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2293 SdHoareTripleChecker+Valid, 5900 SdHoareTripleChecker+Invalid, 5986 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 5775 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:33:01,148 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2293 Valid, 5900 Invalid, 5986 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 5775 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-01-28 14:33:01,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5365 states. [2022-01-28 14:33:01,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5365 to 4059. [2022-01-28 14:33:01,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4059 states, 4042 states have (on average 1.9233052944087086) internal successors, (7774), 4058 states have internal predecessors, (7774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:01,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4059 states to 4059 states and 7774 transitions. [2022-01-28 14:33:01,224 INFO L78 Accepts]: Start accepts. Automaton has 4059 states and 7774 transitions. Word has length 234 [2022-01-28 14:33:01,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:33:01,224 INFO L470 AbstractCegarLoop]: Abstraction has 4059 states and 7774 transitions. [2022-01-28 14:33:01,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:01,224 INFO L276 IsEmpty]: Start isEmpty. Operand 4059 states and 7774 transitions. [2022-01-28 14:33:01,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:33:01,226 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:33:01,226 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:33:01,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-01-28 14:33:01,227 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:33:01,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:33:01,227 INFO L85 PathProgramCache]: Analyzing trace with hash 1425458350, now seen corresponding path program 44 times [2022-01-28 14:33:01,227 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:33:01,227 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129686141] [2022-01-28 14:33:01,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:33:01,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:33:01,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:33:02,256 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:33:02,257 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:33:02,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129686141] [2022-01-28 14:33:02,257 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129686141] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:33:02,257 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:33:02,257 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:33:02,257 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116955944] [2022-01-28 14:33:02,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:33:02,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:33:02,257 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:33:02,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:33:02,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:33:02,258 INFO L87 Difference]: Start difference. First operand 4059 states and 7774 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:07,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:33:07,815 INFO L93 Difference]: Finished difference Result 5327 states and 10280 transitions. [2022-01-28 14:33:07,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-01-28 14:33:07,815 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:33:07,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:33:07,821 INFO L225 Difference]: With dead ends: 5327 [2022-01-28 14:33:07,821 INFO L226 Difference]: Without dead ends: 5327 [2022-01-28 14:33:07,822 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1650 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=1022, Invalid=6460, Unknown=0, NotChecked=0, Total=7482 [2022-01-28 14:33:07,822 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 2043 mSDsluCounter, 5306 mSDsCounter, 0 mSdLazyCounter, 5487 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2043 SdHoareTripleChecker+Valid, 5595 SdHoareTripleChecker+Invalid, 5666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 5487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:33:07,822 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2043 Valid, 5595 Invalid, 5666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 5487 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-01-28 14:33:07,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5327 states. [2022-01-28 14:33:07,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5327 to 4065. [2022-01-28 14:33:07,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4065 states, 4048 states have (on average 1.9234189723320159) internal successors, (7786), 4064 states have internal predecessors, (7786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:07,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4065 states to 4065 states and 7786 transitions. [2022-01-28 14:33:07,868 INFO L78 Accepts]: Start accepts. Automaton has 4065 states and 7786 transitions. Word has length 234 [2022-01-28 14:33:07,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:33:07,868 INFO L470 AbstractCegarLoop]: Abstraction has 4065 states and 7786 transitions. [2022-01-28 14:33:07,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:07,869 INFO L276 IsEmpty]: Start isEmpty. Operand 4065 states and 7786 transitions. [2022-01-28 14:33:07,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:33:07,871 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:33:07,871 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:33:07,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-01-28 14:33:07,871 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:33:07,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:33:07,871 INFO L85 PathProgramCache]: Analyzing trace with hash -202589332, now seen corresponding path program 45 times [2022-01-28 14:33:07,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:33:07,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487646552] [2022-01-28 14:33:07,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:33:07,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:33:07,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:33:09,109 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:33:09,109 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:33:09,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487646552] [2022-01-28 14:33:09,109 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487646552] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:33:09,109 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:33:09,109 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:33:09,109 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267870061] [2022-01-28 14:33:09,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:33:09,110 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:33:09,110 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:33:09,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:33:09,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:33:09,110 INFO L87 Difference]: Start difference. First operand 4065 states and 7786 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:16,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:33:16,539 INFO L93 Difference]: Finished difference Result 5251 states and 10132 transitions. [2022-01-28 14:33:16,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-01-28 14:33:16,540 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:33:16,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:33:16,545 INFO L225 Difference]: With dead ends: 5251 [2022-01-28 14:33:16,545 INFO L226 Difference]: Without dead ends: 5251 [2022-01-28 14:33:16,546 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1541 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=989, Invalid=6151, Unknown=0, NotChecked=0, Total=7140 [2022-01-28 14:33:16,546 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 2123 mSDsluCounter, 5504 mSDsCounter, 0 mSdLazyCounter, 5382 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2123 SdHoareTripleChecker+Valid, 5790 SdHoareTripleChecker+Invalid, 5556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 5382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:33:16,546 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2123 Valid, 5790 Invalid, 5556 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 5382 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-01-28 14:33:16,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5251 states. [2022-01-28 14:33:16,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5251 to 4053. [2022-01-28 14:33:16,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4053 states, 4036 states have (on average 1.923191278493558) internal successors, (7762), 4052 states have internal predecessors, (7762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:16,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4053 states to 4053 states and 7762 transitions. [2022-01-28 14:33:16,587 INFO L78 Accepts]: Start accepts. Automaton has 4053 states and 7762 transitions. Word has length 234 [2022-01-28 14:33:16,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:33:16,587 INFO L470 AbstractCegarLoop]: Abstraction has 4053 states and 7762 transitions. [2022-01-28 14:33:16,587 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:16,587 INFO L276 IsEmpty]: Start isEmpty. Operand 4053 states and 7762 transitions. [2022-01-28 14:33:16,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:33:16,589 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:33:16,589 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:33:16,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-01-28 14:33:16,590 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:33:16,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:33:16,590 INFO L85 PathProgramCache]: Analyzing trace with hash -1270447988, now seen corresponding path program 46 times [2022-01-28 14:33:16,590 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:33:16,590 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833480566] [2022-01-28 14:33:16,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:33:16,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:33:16,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:33:17,846 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:33:17,846 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:33:17,846 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833480566] [2022-01-28 14:33:17,846 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833480566] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:33:17,847 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:33:17,847 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:33:17,847 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289399959] [2022-01-28 14:33:17,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:33:17,847 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:33:17,847 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:33:17,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:33:17,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1090, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:33:17,848 INFO L87 Difference]: Start difference. First operand 4053 states and 7762 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:25,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:33:25,002 INFO L93 Difference]: Finished difference Result 6677 states and 12882 transitions. [2022-01-28 14:33:25,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-01-28 14:33:25,003 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:33:25,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:33:25,011 INFO L225 Difference]: With dead ends: 6677 [2022-01-28 14:33:25,011 INFO L226 Difference]: Without dead ends: 6677 [2022-01-28 14:33:25,012 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2329 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=1418, Invalid=8284, Unknown=0, NotChecked=0, Total=9702 [2022-01-28 14:33:25,012 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 2365 mSDsluCounter, 6153 mSDsCounter, 0 mSdLazyCounter, 5601 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2365 SdHoareTripleChecker+Valid, 6491 SdHoareTripleChecker+Invalid, 5762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 5601 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:33:25,012 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2365 Valid, 6491 Invalid, 5762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 5601 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-01-28 14:33:25,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6677 states. [2022-01-28 14:33:25,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6677 to 4088. [2022-01-28 14:33:25,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4088 states, 4071 states have (on average 1.9238516335052813) internal successors, (7832), 4087 states have internal predecessors, (7832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:25,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 4088 states and 7832 transitions. [2022-01-28 14:33:25,071 INFO L78 Accepts]: Start accepts. Automaton has 4088 states and 7832 transitions. Word has length 234 [2022-01-28 14:33:25,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:33:25,071 INFO L470 AbstractCegarLoop]: Abstraction has 4088 states and 7832 transitions. [2022-01-28 14:33:25,071 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:25,071 INFO L276 IsEmpty]: Start isEmpty. Operand 4088 states and 7832 transitions. [2022-01-28 14:33:25,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:33:25,074 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:33:25,074 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:33:25,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-01-28 14:33:25,074 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:33:25,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:33:25,074 INFO L85 PathProgramCache]: Analyzing trace with hash -1078973015, now seen corresponding path program 22 times [2022-01-28 14:33:25,074 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:33:25,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633750486] [2022-01-28 14:33:25,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:33:25,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:33:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:33:25,967 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:33:25,968 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:33:25,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633750486] [2022-01-28 14:33:25,968 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633750486] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:33:25,968 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:33:25,968 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:33:25,968 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336475880] [2022-01-28 14:33:25,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:33:25,976 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:33:25,976 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:33:25,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:33:25,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:33:25,985 INFO L87 Difference]: Start difference. First operand 4088 states and 7832 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:34,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:33:34,533 INFO L93 Difference]: Finished difference Result 7129 states and 13702 transitions. [2022-01-28 14:33:34,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-01-28 14:33:34,533 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:33:34,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:33:34,542 INFO L225 Difference]: With dead ends: 7129 [2022-01-28 14:33:34,542 INFO L226 Difference]: Without dead ends: 7129 [2022-01-28 14:33:34,543 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2071 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=1548, Invalid=7958, Unknown=0, NotChecked=0, Total=9506 [2022-01-28 14:33:34,543 INFO L933 BasicCegarLoop]: 403 mSDtfsCounter, 2823 mSDsluCounter, 6290 mSDsCounter, 0 mSdLazyCounter, 7116 mSolverCounterSat, 319 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2823 SdHoareTripleChecker+Valid, 6688 SdHoareTripleChecker+Invalid, 7435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 319 IncrementalHoareTripleChecker+Valid, 7116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:33:34,543 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2823 Valid, 6688 Invalid, 7435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [319 Valid, 7116 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-01-28 14:33:34,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7129 states. [2022-01-28 14:33:34,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7129 to 4028. [2022-01-28 14:33:34,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4028 states, 4011 states have (on average 1.9237097980553477) internal successors, (7716), 4027 states have internal predecessors, (7716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:34,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 4028 states and 7716 transitions. [2022-01-28 14:33:34,603 INFO L78 Accepts]: Start accepts. Automaton has 4028 states and 7716 transitions. Word has length 234 [2022-01-28 14:33:34,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:33:34,603 INFO L470 AbstractCegarLoop]: Abstraction has 4028 states and 7716 transitions. [2022-01-28 14:33:34,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:34,604 INFO L276 IsEmpty]: Start isEmpty. Operand 4028 states and 7716 transitions. [2022-01-28 14:33:34,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:33:34,606 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:33:34,606 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:33:34,606 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-01-28 14:33:34,606 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:33:34,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:33:34,606 INFO L85 PathProgramCache]: Analyzing trace with hash 286806510, now seen corresponding path program 47 times [2022-01-28 14:33:34,606 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:33:34,606 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213682240] [2022-01-28 14:33:34,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:33:34,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:33:34,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:33:35,649 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:33:35,649 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:33:35,649 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213682240] [2022-01-28 14:33:35,649 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213682240] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:33:35,649 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:33:35,649 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:33:35,649 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094628128] [2022-01-28 14:33:35,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:33:35,650 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:33:35,650 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:33:35,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:33:35,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=1089, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:33:35,650 INFO L87 Difference]: Start difference. First operand 4028 states and 7716 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:41,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:33:41,637 INFO L93 Difference]: Finished difference Result 5756 states and 11166 transitions. [2022-01-28 14:33:41,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-01-28 14:33:41,637 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:33:41,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:33:41,643 INFO L225 Difference]: With dead ends: 5756 [2022-01-28 14:33:41,643 INFO L226 Difference]: Without dead ends: 5756 [2022-01-28 14:33:41,644 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1167 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=952, Invalid=4900, Unknown=0, NotChecked=0, Total=5852 [2022-01-28 14:33:41,644 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 2949 mSDsluCounter, 4087 mSDsCounter, 0 mSdLazyCounter, 4009 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2949 SdHoareTripleChecker+Valid, 4321 SdHoareTripleChecker+Invalid, 4228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 4009 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:33:41,644 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2949 Valid, 4321 Invalid, 4228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 4009 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-01-28 14:33:41,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5756 states. [2022-01-28 14:33:41,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5756 to 4022. [2022-01-28 14:33:41,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4022 states, 4005 states have (on average 1.9235955056179774) internal successors, (7704), 4021 states have internal predecessors, (7704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:41,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 4022 states and 7704 transitions. [2022-01-28 14:33:41,689 INFO L78 Accepts]: Start accepts. Automaton has 4022 states and 7704 transitions. Word has length 234 [2022-01-28 14:33:41,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:33:41,690 INFO L470 AbstractCegarLoop]: Abstraction has 4022 states and 7704 transitions. [2022-01-28 14:33:41,690 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:41,690 INFO L276 IsEmpty]: Start isEmpty. Operand 4022 states and 7704 transitions. [2022-01-28 14:33:41,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:33:41,692 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:33:41,692 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:33:41,692 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-01-28 14:33:41,692 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:33:41,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:33:41,692 INFO L85 PathProgramCache]: Analyzing trace with hash 402482290, now seen corresponding path program 48 times [2022-01-28 14:33:41,692 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:33:41,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787234285] [2022-01-28 14:33:41,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:33:41,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:33:41,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:33:42,712 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:33:42,713 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:33:42,713 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787234285] [2022-01-28 14:33:42,713 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787234285] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:33:42,713 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:33:42,713 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-01-28 14:33:42,713 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947094014] [2022-01-28 14:33:42,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:33:42,713 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-01-28 14:33:42,713 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:33:42,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-01-28 14:33:42,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1138, Unknown=0, NotChecked=0, Total=1260 [2022-01-28 14:33:42,714 INFO L87 Difference]: Start difference. First operand 4022 states and 7704 transitions. Second operand has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:48,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:33:48,781 INFO L93 Difference]: Finished difference Result 5740 states and 11133 transitions. [2022-01-28 14:33:48,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-01-28 14:33:48,782 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:33:48,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:33:48,788 INFO L225 Difference]: With dead ends: 5740 [2022-01-28 14:33:48,789 INFO L226 Difference]: Without dead ends: 5740 [2022-01-28 14:33:48,789 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1443 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=1168, Invalid=5312, Unknown=0, NotChecked=0, Total=6480 [2022-01-28 14:33:48,789 INFO L933 BasicCegarLoop]: 242 mSDtfsCounter, 2760 mSDsluCounter, 3304 mSDsCounter, 0 mSdLazyCounter, 3537 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2760 SdHoareTripleChecker+Valid, 3541 SdHoareTripleChecker+Invalid, 3775 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 3537 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:33:48,789 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2760 Valid, 3541 Invalid, 3775 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 3537 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:33:48,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5740 states. [2022-01-28 14:33:48,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5740 to 4016. [2022-01-28 14:33:48,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4016 states, 3999 states have (on average 1.9234808702175543) internal successors, (7692), 4015 states have internal predecessors, (7692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:48,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 4016 states and 7692 transitions. [2022-01-28 14:33:48,852 INFO L78 Accepts]: Start accepts. Automaton has 4016 states and 7692 transitions. Word has length 234 [2022-01-28 14:33:48,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:33:48,852 INFO L470 AbstractCegarLoop]: Abstraction has 4016 states and 7692 transitions. [2022-01-28 14:33:48,852 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:48,852 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 7692 transitions. [2022-01-28 14:33:48,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:33:48,854 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:33:48,855 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:33:48,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-01-28 14:33:48,855 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:33:48,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:33:48,855 INFO L85 PathProgramCache]: Analyzing trace with hash 1200092462, now seen corresponding path program 49 times [2022-01-28 14:33:48,855 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:33:48,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824758712] [2022-01-28 14:33:48,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:33:48,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:33:48,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:33:49,758 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:33:49,758 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:33:49,758 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824758712] [2022-01-28 14:33:49,758 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824758712] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:33:49,758 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:33:49,758 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-01-28 14:33:49,758 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574028085] [2022-01-28 14:33:49,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:33:49,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-01-28 14:33:49,759 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:33:49,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-01-28 14:33:49,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1138, Unknown=0, NotChecked=0, Total=1260 [2022-01-28 14:33:49,759 INFO L87 Difference]: Start difference. First operand 4016 states and 7692 transitions. Second operand has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:56,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:33:56,219 INFO L93 Difference]: Finished difference Result 5921 states and 11487 transitions. [2022-01-28 14:33:56,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-01-28 14:33:56,220 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:33:56,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:33:56,226 INFO L225 Difference]: With dead ends: 5921 [2022-01-28 14:33:56,226 INFO L226 Difference]: Without dead ends: 5921 [2022-01-28 14:33:56,226 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1809 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=1252, Invalid=6404, Unknown=0, NotChecked=0, Total=7656 [2022-01-28 14:33:56,227 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 2467 mSDsluCounter, 3566 mSDsCounter, 0 mSdLazyCounter, 4290 mSolverCounterSat, 252 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2467 SdHoareTripleChecker+Valid, 3814 SdHoareTripleChecker+Invalid, 4542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 252 IncrementalHoareTripleChecker+Valid, 4290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:33:56,227 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2467 Valid, 3814 Invalid, 4542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [252 Valid, 4290 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-01-28 14:33:56,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5921 states. [2022-01-28 14:33:56,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5921 to 4022. [2022-01-28 14:33:56,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4022 states, 4005 states have (on average 1.9235955056179774) internal successors, (7704), 4021 states have internal predecessors, (7704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:56,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 4022 states and 7704 transitions. [2022-01-28 14:33:56,274 INFO L78 Accepts]: Start accepts. Automaton has 4022 states and 7704 transitions. Word has length 234 [2022-01-28 14:33:56,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:33:56,274 INFO L470 AbstractCegarLoop]: Abstraction has 4022 states and 7704 transitions. [2022-01-28 14:33:56,274 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:33:56,274 INFO L276 IsEmpty]: Start isEmpty. Operand 4022 states and 7704 transitions. [2022-01-28 14:33:56,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:33:56,276 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:33:56,276 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:33:56,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-01-28 14:33:56,276 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:33:56,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:33:56,277 INFO L85 PathProgramCache]: Analyzing trace with hash -427955220, now seen corresponding path program 50 times [2022-01-28 14:33:56,277 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:33:56,277 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577489066] [2022-01-28 14:33:56,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:33:56,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:33:56,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:33:57,238 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:33:57,239 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:33:57,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577489066] [2022-01-28 14:33:57,239 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1577489066] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:33:57,239 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:33:57,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-01-28 14:33:57,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832165998] [2022-01-28 14:33:57,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:33:57,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-01-28 14:33:57,239 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:33:57,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-01-28 14:33:57,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=1139, Unknown=0, NotChecked=0, Total=1260 [2022-01-28 14:33:57,240 INFO L87 Difference]: Start difference. First operand 4022 states and 7704 transitions. Second operand has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:03,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:34:03,241 INFO L93 Difference]: Finished difference Result 5827 states and 11306 transitions. [2022-01-28 14:34:03,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-01-28 14:34:03,241 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:34:03,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:34:03,248 INFO L225 Difference]: With dead ends: 5827 [2022-01-28 14:34:03,248 INFO L226 Difference]: Without dead ends: 5827 [2022-01-28 14:34:03,248 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1744 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=1233, Invalid=6249, Unknown=0, NotChecked=0, Total=7482 [2022-01-28 14:34:03,253 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 2654 mSDsluCounter, 4546 mSDsCounter, 0 mSdLazyCounter, 5403 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2654 SdHoareTripleChecker+Valid, 4794 SdHoareTripleChecker+Invalid, 5621 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 5403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:34:03,254 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2654 Valid, 4794 Invalid, 5621 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 5403 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-01-28 14:34:03,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5827 states. [2022-01-28 14:34:03,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5827 to 4010. [2022-01-28 14:34:03,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4010 states, 3993 states have (on average 1.923365890308039) internal successors, (7680), 4009 states have internal predecessors, (7680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:03,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 4010 states and 7680 transitions. [2022-01-28 14:34:03,298 INFO L78 Accepts]: Start accepts. Automaton has 4010 states and 7680 transitions. Word has length 234 [2022-01-28 14:34:03,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:34:03,298 INFO L470 AbstractCegarLoop]: Abstraction has 4010 states and 7680 transitions. [2022-01-28 14:34:03,299 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:03,299 INFO L276 IsEmpty]: Start isEmpty. Operand 4010 states and 7680 transitions. [2022-01-28 14:34:03,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:34:03,300 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:34:03,301 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:34:03,301 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-01-28 14:34:03,301 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:34:03,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:34:03,301 INFO L85 PathProgramCache]: Analyzing trace with hash -382959310, now seen corresponding path program 51 times [2022-01-28 14:34:03,301 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:34:03,301 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084453737] [2022-01-28 14:34:03,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:34:03,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:34:03,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:34:04,482 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:34:04,483 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:34:04,483 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084453737] [2022-01-28 14:34:04,483 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084453737] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:34:04,483 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:34:04,483 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:34:04,483 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496954218] [2022-01-28 14:34:04,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:34:04,483 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:34:04,483 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:34:04,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:34:04,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=1070, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:34:04,484 INFO L87 Difference]: Start difference. First operand 4010 states and 7680 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:10,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:34:10,238 INFO L93 Difference]: Finished difference Result 5943 states and 11523 transitions. [2022-01-28 14:34:10,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-01-28 14:34:10,238 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:34:10,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:34:10,244 INFO L225 Difference]: With dead ends: 5943 [2022-01-28 14:34:10,244 INFO L226 Difference]: Without dead ends: 5943 [2022-01-28 14:34:10,244 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1994 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=1374, Invalid=6816, Unknown=0, NotChecked=0, Total=8190 [2022-01-28 14:34:10,245 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 2438 mSDsluCounter, 3766 mSDsCounter, 0 mSdLazyCounter, 4286 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2438 SdHoareTripleChecker+Valid, 4021 SdHoareTripleChecker+Invalid, 4554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 4286 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:34:10,245 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2438 Valid, 4021 Invalid, 4554 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 4286 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:34:10,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5943 states. [2022-01-28 14:34:10,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5943 to 4001. [2022-01-28 14:34:10,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4001 states, 3984 states have (on average 1.9231927710843373) internal successors, (7662), 4000 states have internal predecessors, (7662), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:10,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 4001 states and 7662 transitions. [2022-01-28 14:34:10,285 INFO L78 Accepts]: Start accepts. Automaton has 4001 states and 7662 transitions. Word has length 234 [2022-01-28 14:34:10,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:34:10,286 INFO L470 AbstractCegarLoop]: Abstraction has 4001 states and 7662 transitions. [2022-01-28 14:34:10,286 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:10,286 INFO L276 IsEmpty]: Start isEmpty. Operand 4001 states and 7662 transitions. [2022-01-28 14:34:10,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:34:10,288 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:34:10,288 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:34:10,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-01-28 14:34:10,288 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:34:10,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:34:10,288 INFO L85 PathProgramCache]: Analyzing trace with hash 912312756, now seen corresponding path program 52 times [2022-01-28 14:34:10,288 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:34:10,288 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890765682] [2022-01-28 14:34:10,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:34:10,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:34:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:34:11,461 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:34:11,462 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:34:11,462 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890765682] [2022-01-28 14:34:11,462 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890765682] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:34:11,462 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:34:11,462 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:34:11,462 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326025905] [2022-01-28 14:34:11,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:34:11,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:34:11,462 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:34:11,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:34:11,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=1072, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:34:11,463 INFO L87 Difference]: Start difference. First operand 4001 states and 7662 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:18,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:34:18,275 INFO L93 Difference]: Finished difference Result 5905 states and 11451 transitions. [2022-01-28 14:34:18,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-01-28 14:34:18,276 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:34:18,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:34:18,292 INFO L225 Difference]: With dead ends: 5905 [2022-01-28 14:34:18,292 INFO L226 Difference]: Without dead ends: 5905 [2022-01-28 14:34:18,293 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1924 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=1341, Invalid=6669, Unknown=0, NotChecked=0, Total=8010 [2022-01-28 14:34:18,293 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 2573 mSDsluCounter, 4040 mSDsCounter, 0 mSdLazyCounter, 4574 mSolverCounterSat, 250 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2573 SdHoareTripleChecker+Valid, 4291 SdHoareTripleChecker+Invalid, 4824 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 250 IncrementalHoareTripleChecker+Valid, 4574 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:34:18,293 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2573 Valid, 4291 Invalid, 4824 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [250 Valid, 4574 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-01-28 14:34:18,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5905 states. [2022-01-28 14:34:18,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5905 to 3992. [2022-01-28 14:34:18,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3992 states, 3975 states have (on average 1.9230188679245284) internal successors, (7644), 3991 states have internal predecessors, (7644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:18,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3992 states to 3992 states and 7644 transitions. [2022-01-28 14:34:18,337 INFO L78 Accepts]: Start accepts. Automaton has 3992 states and 7644 transitions. Word has length 234 [2022-01-28 14:34:18,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:34:18,338 INFO L470 AbstractCegarLoop]: Abstraction has 3992 states and 7644 transitions. [2022-01-28 14:34:18,338 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:18,338 INFO L276 IsEmpty]: Start isEmpty. Operand 3992 states and 7644 transitions. [2022-01-28 14:34:18,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:34:18,340 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:34:18,340 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:34:18,340 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-01-28 14:34:18,340 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:34:18,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:34:18,341 INFO L85 PathProgramCache]: Analyzing trace with hash -715734926, now seen corresponding path program 53 times [2022-01-28 14:34:18,341 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:34:18,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864838624] [2022-01-28 14:34:18,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:34:18,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:34:18,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:34:19,444 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:34:19,444 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:34:19,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864838624] [2022-01-28 14:34:19,444 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864838624] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:34:19,444 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:34:19,444 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:34:19,444 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958393466] [2022-01-28 14:34:19,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:34:19,445 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:34:19,445 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:34:19,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:34:19,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=1071, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:34:19,445 INFO L87 Difference]: Start difference. First operand 3992 states and 7644 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:25,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:34:25,289 INFO L93 Difference]: Finished difference Result 5787 states and 11222 transitions. [2022-01-28 14:34:25,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-01-28 14:34:25,290 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:34:25,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:34:25,296 INFO L225 Difference]: With dead ends: 5787 [2022-01-28 14:34:25,296 INFO L226 Difference]: Without dead ends: 5787 [2022-01-28 14:34:25,296 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1770 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=1263, Invalid=6219, Unknown=0, NotChecked=0, Total=7482 [2022-01-28 14:34:25,297 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 2514 mSDsluCounter, 3766 mSDsCounter, 0 mSdLazyCounter, 4080 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2514 SdHoareTripleChecker+Valid, 4014 SdHoareTripleChecker+Invalid, 4318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 4080 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:34:25,297 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2514 Valid, 4014 Invalid, 4318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 4080 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:34:25,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5787 states. [2022-01-28 14:34:25,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5787 to 3928. [2022-01-28 14:34:25,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3928 states, 3911 states have (on average 1.9207363845563794) internal successors, (7512), 3927 states have internal predecessors, (7512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:25,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 3928 states and 7512 transitions. [2022-01-28 14:34:25,338 INFO L78 Accepts]: Start accepts. Automaton has 3928 states and 7512 transitions. Word has length 234 [2022-01-28 14:34:25,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:34:25,338 INFO L470 AbstractCegarLoop]: Abstraction has 3928 states and 7512 transitions. [2022-01-28 14:34:25,338 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:25,338 INFO L276 IsEmpty]: Start isEmpty. Operand 3928 states and 7512 transitions. [2022-01-28 14:34:25,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:34:25,340 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:34:25,340 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:34:25,340 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-01-28 14:34:25,340 INFO L402 AbstractCegarLoop]: === Iteration 161 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:34:25,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:34:25,341 INFO L85 PathProgramCache]: Analyzing trace with hash 879843408, now seen corresponding path program 54 times [2022-01-28 14:34:25,341 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:34:25,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933293685] [2022-01-28 14:34:25,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:34:25,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:34:25,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:34:26,440 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:34:26,440 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:34:26,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933293685] [2022-01-28 14:34:26,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1933293685] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:34:26,441 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:34:26,441 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:34:26,441 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933712209] [2022-01-28 14:34:26,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:34:26,441 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:34:26,441 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:34:26,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:34:26,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:34:26,442 INFO L87 Difference]: Start difference. First operand 3928 states and 7512 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:32,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:34:32,996 INFO L93 Difference]: Finished difference Result 4749 states and 9122 transitions. [2022-01-28 14:34:32,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-01-28 14:34:32,996 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:34:32,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:34:33,002 INFO L225 Difference]: With dead ends: 4749 [2022-01-28 14:34:33,002 INFO L226 Difference]: Without dead ends: 4749 [2022-01-28 14:34:33,003 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1536 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=956, Invalid=6016, Unknown=0, NotChecked=0, Total=6972 [2022-01-28 14:34:33,003 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 1814 mSDsluCounter, 5296 mSDsCounter, 0 mSdLazyCounter, 5080 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1814 SdHoareTripleChecker+Valid, 5574 SdHoareTripleChecker+Invalid, 5239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 5080 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:34:33,003 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1814 Valid, 5574 Invalid, 5239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 5080 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-01-28 14:34:33,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4749 states. [2022-01-28 14:34:33,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4749 to 3999. [2022-01-28 14:34:33,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3999 states, 3982 states have (on average 1.922149673530889) internal successors, (7654), 3998 states have internal predecessors, (7654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:33,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 3999 states and 7654 transitions. [2022-01-28 14:34:33,042 INFO L78 Accepts]: Start accepts. Automaton has 3999 states and 7654 transitions. Word has length 234 [2022-01-28 14:34:33,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:34:33,042 INFO L470 AbstractCegarLoop]: Abstraction has 3999 states and 7654 transitions. [2022-01-28 14:34:33,042 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:33,042 INFO L276 IsEmpty]: Start isEmpty. Operand 3999 states and 7654 transitions. [2022-01-28 14:34:33,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:34:33,044 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:34:33,044 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:34:33,044 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-01-28 14:34:33,045 INFO L402 AbstractCegarLoop]: === Iteration 162 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:34:33,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:34:33,045 INFO L85 PathProgramCache]: Analyzing trace with hash -2119851822, now seen corresponding path program 55 times [2022-01-28 14:34:33,045 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:34:33,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839782898] [2022-01-28 14:34:33,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:34:33,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:34:33,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:34:34,091 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:34:34,091 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:34:34,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839782898] [2022-01-28 14:34:34,091 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839782898] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:34:34,091 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:34:34,091 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:34:34,091 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931694182] [2022-01-28 14:34:34,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:34:34,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:34:34,092 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:34:34,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:34:34,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:34:34,092 INFO L87 Difference]: Start difference. First operand 3999 states and 7654 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:39,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:34:39,817 INFO L93 Difference]: Finished difference Result 4748 states and 9122 transitions. [2022-01-28 14:34:39,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-01-28 14:34:39,818 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:34:39,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:34:39,824 INFO L225 Difference]: With dead ends: 4748 [2022-01-28 14:34:39,824 INFO L226 Difference]: Without dead ends: 4748 [2022-01-28 14:34:39,825 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1429 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=912, Invalid=5730, Unknown=0, NotChecked=0, Total=6642 [2022-01-28 14:34:39,825 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 2135 mSDsluCounter, 4791 mSDsCounter, 0 mSdLazyCounter, 4519 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2135 SdHoareTripleChecker+Valid, 5064 SdHoareTripleChecker+Invalid, 4683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 4519 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:34:39,825 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2135 Valid, 5064 Invalid, 4683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 4519 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-01-28 14:34:39,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4748 states. [2022-01-28 14:34:39,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4748 to 4001. [2022-01-28 14:34:39,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4001 states, 3984 states have (on average 1.9221887550200802) internal successors, (7658), 4000 states have internal predecessors, (7658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:39,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 4001 states and 7658 transitions. [2022-01-28 14:34:39,876 INFO L78 Accepts]: Start accepts. Automaton has 4001 states and 7658 transitions. Word has length 234 [2022-01-28 14:34:39,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:34:39,876 INFO L470 AbstractCegarLoop]: Abstraction has 4001 states and 7658 transitions. [2022-01-28 14:34:39,876 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:39,876 INFO L276 IsEmpty]: Start isEmpty. Operand 4001 states and 7658 transitions. [2022-01-28 14:34:39,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:34:39,879 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:34:39,879 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:34:39,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-01-28 14:34:39,879 INFO L402 AbstractCegarLoop]: === Iteration 163 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:34:39,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:34:39,879 INFO L85 PathProgramCache]: Analyzing trace with hash 547067792, now seen corresponding path program 56 times [2022-01-28 14:34:39,879 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:34:39,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715105787] [2022-01-28 14:34:39,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:34:39,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:34:39,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:34:40,984 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:34:40,984 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:34:40,984 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715105787] [2022-01-28 14:34:40,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715105787] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:34:40,984 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:34:40,984 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:34:40,985 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129202457] [2022-01-28 14:34:40,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:34:40,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:34:40,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:34:40,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:34:40,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:34:40,985 INFO L87 Difference]: Start difference. First operand 4001 states and 7658 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:46,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:34:46,986 INFO L93 Difference]: Finished difference Result 4622 states and 8875 transitions. [2022-01-28 14:34:46,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-01-28 14:34:46,987 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:34:46,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:34:46,992 INFO L225 Difference]: With dead ends: 4622 [2022-01-28 14:34:46,992 INFO L226 Difference]: Without dead ends: 4622 [2022-01-28 14:34:46,993 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1279 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=867, Invalid=5295, Unknown=0, NotChecked=0, Total=6162 [2022-01-28 14:34:46,993 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 2305 mSDsluCounter, 4665 mSDsCounter, 0 mSdLazyCounter, 4052 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2305 SdHoareTripleChecker+Valid, 4930 SdHoareTripleChecker+Invalid, 4207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 4052 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:34:46,993 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2305 Valid, 4930 Invalid, 4207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 4052 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-01-28 14:34:46,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4622 states. [2022-01-28 14:34:47,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4622 to 4005. [2022-01-28 14:34:47,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4005 states, 3988 states have (on average 1.9222668004012036) internal successors, (7666), 4004 states have internal predecessors, (7666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:47,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4005 states to 4005 states and 7666 transitions. [2022-01-28 14:34:47,032 INFO L78 Accepts]: Start accepts. Automaton has 4005 states and 7666 transitions. Word has length 234 [2022-01-28 14:34:47,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:34:47,032 INFO L470 AbstractCegarLoop]: Abstraction has 4005 states and 7666 transitions. [2022-01-28 14:34:47,032 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:47,032 INFO L276 IsEmpty]: Start isEmpty. Operand 4005 states and 7666 transitions. [2022-01-28 14:34:47,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:34:47,034 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:34:47,034 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:34:47,034 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-01-28 14:34:47,035 INFO L402 AbstractCegarLoop]: === Iteration 164 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:34:47,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:34:47,035 INFO L85 PathProgramCache]: Analyzing trace with hash -520790864, now seen corresponding path program 57 times [2022-01-28 14:34:47,035 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:34:47,035 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196098070] [2022-01-28 14:34:47,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:34:47,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:34:47,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:34:47,768 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:34:47,769 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:34:47,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196098070] [2022-01-28 14:34:47,769 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196098070] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:34:47,769 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:34:47,769 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:34:47,769 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249013045] [2022-01-28 14:34:47,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:34:47,769 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:34:47,769 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:34:47,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:34:47,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:34:47,770 INFO L87 Difference]: Start difference. First operand 4005 states and 7666 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:53,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:34:53,068 INFO L93 Difference]: Finished difference Result 6281 states and 12087 transitions. [2022-01-28 14:34:53,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-01-28 14:34:53,069 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:34:53,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:34:53,077 INFO L225 Difference]: With dead ends: 6281 [2022-01-28 14:34:53,077 INFO L226 Difference]: Without dead ends: 6281 [2022-01-28 14:34:53,078 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2315 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=1402, Invalid=8104, Unknown=0, NotChecked=0, Total=9506 [2022-01-28 14:34:53,078 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 2592 mSDsluCounter, 5490 mSDsCounter, 0 mSdLazyCounter, 4652 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2592 SdHoareTripleChecker+Valid, 5818 SdHoareTripleChecker+Invalid, 4817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 4652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:34:53,078 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2592 Valid, 5818 Invalid, 4817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 4652 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:34:53,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6281 states. [2022-01-28 14:34:53,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6281 to 4040. [2022-01-28 14:34:53,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4040 states, 4023 states have (on average 1.9229430773054934) internal successors, (7736), 4039 states have internal predecessors, (7736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:53,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4040 states to 4040 states and 7736 transitions. [2022-01-28 14:34:53,134 INFO L78 Accepts]: Start accepts. Automaton has 4040 states and 7736 transitions. Word has length 234 [2022-01-28 14:34:53,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:34:53,134 INFO L470 AbstractCegarLoop]: Abstraction has 4040 states and 7736 transitions. [2022-01-28 14:34:53,134 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:34:53,134 INFO L276 IsEmpty]: Start isEmpty. Operand 4040 states and 7736 transitions. [2022-01-28 14:34:53,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:34:53,136 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:34:53,136 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:34:53,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-01-28 14:34:53,136 INFO L402 AbstractCegarLoop]: === Iteration 165 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:34:53,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:34:53,137 INFO L85 PathProgramCache]: Analyzing trace with hash -329315891, now seen corresponding path program 23 times [2022-01-28 14:34:53,137 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:34:53,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95992180] [2022-01-28 14:34:53,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:34:53,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:34:53,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:34:53,826 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:34:53,826 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:34:53,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95992180] [2022-01-28 14:34:53,827 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95992180] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:34:53,827 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:34:53,827 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:34:53,827 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610400434] [2022-01-28 14:34:53,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:34:53,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:34:53,827 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:34:53,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:34:53,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:34:53,828 INFO L87 Difference]: Start difference. First operand 4040 states and 7736 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:35:00,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:35:00,919 INFO L93 Difference]: Finished difference Result 6690 states and 12822 transitions. [2022-01-28 14:35:00,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-01-28 14:35:00,920 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:35:00,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:35:00,927 INFO L225 Difference]: With dead ends: 6690 [2022-01-28 14:35:00,928 INFO L226 Difference]: Without dead ends: 6690 [2022-01-28 14:35:00,928 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2099 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=1538, Invalid=7582, Unknown=0, NotChecked=0, Total=9120 [2022-01-28 14:35:00,928 INFO L933 BasicCegarLoop]: 388 mSDtfsCounter, 2802 mSDsluCounter, 7714 mSDsCounter, 0 mSdLazyCounter, 8473 mSolverCounterSat, 332 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2802 SdHoareTripleChecker+Valid, 8096 SdHoareTripleChecker+Invalid, 8805 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 332 IncrementalHoareTripleChecker+Valid, 8473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:35:00,928 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2802 Valid, 8096 Invalid, 8805 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [332 Valid, 8473 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-01-28 14:35:00,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6690 states. [2022-01-28 14:35:00,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6690 to 4004. [2022-01-28 14:35:00,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4004 states, 3987 states have (on average 1.9232505643340858) internal successors, (7668), 4003 states have internal predecessors, (7668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:35:00,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 4004 states and 7668 transitions. [2022-01-28 14:35:00,979 INFO L78 Accepts]: Start accepts. Automaton has 4004 states and 7668 transitions. Word has length 234 [2022-01-28 14:35:00,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:35:00,979 INFO L470 AbstractCegarLoop]: Abstraction has 4004 states and 7668 transitions. [2022-01-28 14:35:00,979 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:35:00,979 INFO L276 IsEmpty]: Start isEmpty. Operand 4004 states and 7668 transitions. [2022-01-28 14:35:00,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:35:00,981 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:35:00,982 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:35:00,982 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-01-28 14:35:00,982 INFO L402 AbstractCegarLoop]: === Iteration 166 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:35:00,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:35:00,982 INFO L85 PathProgramCache]: Analyzing trace with hash 1579118258, now seen corresponding path program 58 times [2022-01-28 14:35:00,982 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:35:00,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860418332] [2022-01-28 14:35:00,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:35:00,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:35:01,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:35:02,116 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:35:02,116 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:35:02,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860418332] [2022-01-28 14:35:02,116 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860418332] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:35:02,116 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:35:02,116 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:35:02,116 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389409568] [2022-01-28 14:35:02,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:35:02,117 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:35:02,117 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:35:02,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:35:02,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=1033, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:35:02,117 INFO L87 Difference]: Start difference. First operand 4004 states and 7668 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:35:07,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:35:07,485 INFO L93 Difference]: Finished difference Result 4838 states and 9293 transitions. [2022-01-28 14:35:07,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-01-28 14:35:07,485 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:35:07,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:35:07,492 INFO L225 Difference]: With dead ends: 4838 [2022-01-28 14:35:07,492 INFO L226 Difference]: Without dead ends: 4838 [2022-01-28 14:35:07,493 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1431 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=951, Invalid=6021, Unknown=0, NotChecked=0, Total=6972 [2022-01-28 14:35:07,493 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 2024 mSDsluCounter, 5275 mSDsCounter, 0 mSdLazyCounter, 5109 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2024 SdHoareTripleChecker+Valid, 5552 SdHoareTripleChecker+Invalid, 5284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 5109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:35:07,493 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2024 Valid, 5552 Invalid, 5284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 5109 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-01-28 14:35:07,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4838 states. [2022-01-28 14:35:07,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4838 to 3995. [2022-01-28 14:35:07,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3995 states, 3978 states have (on average 1.9230769230769231) internal successors, (7650), 3994 states have internal predecessors, (7650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:35:07,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3995 states to 3995 states and 7650 transitions. [2022-01-28 14:35:07,541 INFO L78 Accepts]: Start accepts. Automaton has 3995 states and 7650 transitions. Word has length 234 [2022-01-28 14:35:07,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:35:07,541 INFO L470 AbstractCegarLoop]: Abstraction has 3995 states and 7650 transitions. [2022-01-28 14:35:07,541 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:35:07,541 INFO L276 IsEmpty]: Start isEmpty. Operand 3995 states and 7650 transitions. [2022-01-28 14:35:07,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:35:07,543 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:35:07,543 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:35:07,543 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-01-28 14:35:07,543 INFO L402 AbstractCegarLoop]: === Iteration 167 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:35:07,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:35:07,543 INFO L85 PathProgramCache]: Analyzing trace with hash -1420576972, now seen corresponding path program 59 times [2022-01-28 14:35:07,544 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:35:07,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089152055] [2022-01-28 14:35:07,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:35:07,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:35:07,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:35:08,478 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:35:08,479 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:35:08,479 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089152055] [2022-01-28 14:35:08,479 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089152055] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:35:08,479 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:35:08,479 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:35:08,479 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96890226] [2022-01-28 14:35:08,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:35:08,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:35:08,479 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:35:08,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:35:08,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:35:08,480 INFO L87 Difference]: Start difference. First operand 3995 states and 7650 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:35:12,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:35:12,750 INFO L93 Difference]: Finished difference Result 4766 states and 9153 transitions. [2022-01-28 14:35:12,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-01-28 14:35:12,751 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:35:12,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:35:12,757 INFO L225 Difference]: With dead ends: 4766 [2022-01-28 14:35:12,757 INFO L226 Difference]: Without dead ends: 4766 [2022-01-28 14:35:12,758 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1448 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=922, Invalid=5884, Unknown=0, NotChecked=0, Total=6806 [2022-01-28 14:35:12,758 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 1962 mSDsluCounter, 5002 mSDsCounter, 0 mSdLazyCounter, 4693 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1962 SdHoareTripleChecker+Valid, 5274 SdHoareTripleChecker+Invalid, 4857 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 4693 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:35:12,758 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1962 Valid, 5274 Invalid, 4857 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 4693 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:35:12,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4766 states. [2022-01-28 14:35:12,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4766 to 3986. [2022-01-28 14:35:12,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3986 states, 3969 states have (on average 1.9229024943310657) internal successors, (7632), 3985 states have internal predecessors, (7632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:35:12,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3986 states to 3986 states and 7632 transitions. [2022-01-28 14:35:12,803 INFO L78 Accepts]: Start accepts. Automaton has 3986 states and 7632 transitions. Word has length 234 [2022-01-28 14:35:12,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:35:12,803 INFO L470 AbstractCegarLoop]: Abstraction has 3986 states and 7632 transitions. [2022-01-28 14:35:12,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:35:12,804 INFO L276 IsEmpty]: Start isEmpty. Operand 3986 states and 7632 transitions. [2022-01-28 14:35:12,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:35:12,806 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:35:12,806 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:35:12,806 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-01-28 14:35:12,806 INFO L402 AbstractCegarLoop]: === Iteration 168 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:35:12,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:35:12,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1246342642, now seen corresponding path program 60 times [2022-01-28 14:35:12,806 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:35:12,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956837003] [2022-01-28 14:35:12,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:35:12,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:35:12,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:35:13,698 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:35:13,698 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:35:13,698 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956837003] [2022-01-28 14:35:13,698 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956837003] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:35:13,698 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:35:13,698 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-01-28 14:35:13,699 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672935454] [2022-01-28 14:35:13,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:35:13,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-01-28 14:35:13,699 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:35:13,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-01-28 14:35:13,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:35:13,700 INFO L87 Difference]: Start difference. First operand 3986 states and 7632 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:35:17,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:35:17,935 INFO L93 Difference]: Finished difference Result 4604 states and 8837 transitions. [2022-01-28 14:35:17,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-01-28 14:35:17,935 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:35:17,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:35:17,941 INFO L225 Difference]: With dead ends: 4604 [2022-01-28 14:35:17,941 INFO L226 Difference]: Without dead ends: 4604 [2022-01-28 14:35:17,942 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1298 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=877, Invalid=5443, Unknown=0, NotChecked=0, Total=6320 [2022-01-28 14:35:17,942 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 1844 mSDsluCounter, 4414 mSDsCounter, 0 mSdLazyCounter, 3957 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1844 SdHoareTripleChecker+Valid, 4680 SdHoareTripleChecker+Invalid, 4106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 3957 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-01-28 14:35:17,942 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1844 Valid, 4680 Invalid, 4106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 3957 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-01-28 14:35:17,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4604 states. [2022-01-28 14:35:17,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4604 to 3928. [2022-01-28 14:35:17,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3928 states, 3911 states have (on average 1.9207363845563794) internal successors, (7512), 3927 states have internal predecessors, (7512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:35:17,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 3928 states and 7512 transitions. [2022-01-28 14:35:17,993 INFO L78 Accepts]: Start accepts. Automaton has 3928 states and 7512 transitions. Word has length 234 [2022-01-28 14:35:17,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:35:17,994 INFO L470 AbstractCegarLoop]: Abstraction has 3928 states and 7512 transitions. [2022-01-28 14:35:17,994 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:35:17,994 INFO L276 IsEmpty]: Start isEmpty. Operand 3928 states and 7512 transitions. [2022-01-28 14:35:17,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:35:17,996 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:35:17,996 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:35:17,996 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-01-28 14:35:17,996 INFO L402 AbstractCegarLoop]: === Iteration 169 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:35:17,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:35:17,996 INFO L85 PathProgramCache]: Analyzing trace with hash -763413988, now seen corresponding path program 61 times [2022-01-28 14:35:17,996 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:35:17,997 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767399447] [2022-01-28 14:35:17,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:35:17,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:35:18,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:35:18,798 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:35:18,798 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:35:18,798 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767399447] [2022-01-28 14:35:18,798 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767399447] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:35:18,798 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:35:18,799 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:35:18,799 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065694829] [2022-01-28 14:35:18,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:35:18,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:35:18,799 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:35:18,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:35:18,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:35:18,799 INFO L87 Difference]: Start difference. First operand 3928 states and 7512 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:35:23,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:35:23,706 INFO L93 Difference]: Finished difference Result 5489 states and 10532 transitions. [2022-01-28 14:35:23,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-01-28 14:35:23,706 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:35:23,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:35:23,714 INFO L225 Difference]: With dead ends: 5489 [2022-01-28 14:35:23,714 INFO L226 Difference]: Without dead ends: 5489 [2022-01-28 14:35:23,714 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1475 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=1029, Invalid=5777, Unknown=0, NotChecked=0, Total=6806 [2022-01-28 14:35:23,714 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 2085 mSDsluCounter, 6092 mSDsCounter, 0 mSdLazyCounter, 5013 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2085 SdHoareTripleChecker+Valid, 6385 SdHoareTripleChecker+Invalid, 5143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 5013 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:35:23,714 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2085 Valid, 6385 Invalid, 5143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 5013 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-01-28 14:35:23,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5489 states. [2022-01-28 14:35:23,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5489 to 4008. [2022-01-28 14:35:23,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4008 states, 3991 states have (on average 1.9223252317714858) internal successors, (7672), 4007 states have internal predecessors, (7672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:35:23,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 4008 states and 7672 transitions. [2022-01-28 14:35:23,768 INFO L78 Accepts]: Start accepts. Automaton has 4008 states and 7672 transitions. Word has length 234 [2022-01-28 14:35:23,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:35:23,768 INFO L470 AbstractCegarLoop]: Abstraction has 4008 states and 7672 transitions. [2022-01-28 14:35:23,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:35:23,769 INFO L276 IsEmpty]: Start isEmpty. Operand 4008 states and 7672 transitions. [2022-01-28 14:35:23,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:35:23,771 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:35:23,771 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:35:23,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-01-28 14:35:23,771 INFO L402 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:35:23,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:35:23,771 INFO L85 PathProgramCache]: Analyzing trace with hash -571939015, now seen corresponding path program 24 times [2022-01-28 14:35:23,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:35:23,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079133930] [2022-01-28 14:35:23,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:35:23,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:35:23,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:35:24,534 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:35:24,534 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:35:24,534 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079133930] [2022-01-28 14:35:24,534 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079133930] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:35:24,534 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:35:24,535 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:35:24,535 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116031711] [2022-01-28 14:35:24,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:35:24,535 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:35:24,535 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:35:24,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:35:24,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:35:24,535 INFO L87 Difference]: Start difference. First operand 4008 states and 7672 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:35:31,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:35:31,397 INFO L93 Difference]: Finished difference Result 6243 states and 11952 transitions. [2022-01-28 14:35:31,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-01-28 14:35:31,398 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:35:31,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:35:31,405 INFO L225 Difference]: With dead ends: 6243 [2022-01-28 14:35:31,405 INFO L226 Difference]: Without dead ends: 6243 [2022-01-28 14:35:31,406 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1843 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1464, Invalid=6908, Unknown=0, NotChecked=0, Total=8372 [2022-01-28 14:35:31,406 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 2752 mSDsluCounter, 5588 mSDsCounter, 0 mSdLazyCounter, 6217 mSolverCounterSat, 379 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2752 SdHoareTripleChecker+Valid, 5936 SdHoareTripleChecker+Invalid, 6596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 379 IncrementalHoareTripleChecker+Valid, 6217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:35:31,406 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2752 Valid, 5936 Invalid, 6596 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [379 Valid, 6217 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-01-28 14:35:31,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6243 states. [2022-01-28 14:35:31,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6243 to 3952. [2022-01-28 14:35:31,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3935 states have (on average 1.9212198221092758) internal successors, (7560), 3951 states have internal predecessors, (7560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:35:31,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 7560 transitions. [2022-01-28 14:35:31,457 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 7560 transitions. Word has length 234 [2022-01-28 14:35:31,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:35:31,457 INFO L470 AbstractCegarLoop]: Abstraction has 3952 states and 7560 transitions. [2022-01-28 14:35:31,458 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:35:31,458 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 7560 transitions. [2022-01-28 14:35:31,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:35:31,460 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:35:31,460 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:35:31,460 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-01-28 14:35:31,460 INFO L402 AbstractCegarLoop]: === Iteration 171 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:35:31,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:35:31,460 INFO L85 PathProgramCache]: Analyzing trace with hash 656484763, now seen corresponding path program 25 times [2022-01-28 14:35:31,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:35:31,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643052197] [2022-01-28 14:35:31,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:35:31,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:35:31,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:35:32,149 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:35:32,149 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:35:32,149 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643052197] [2022-01-28 14:35:32,149 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643052197] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:35:32,149 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:35:32,149 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:35:32,149 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057787520] [2022-01-28 14:35:32,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:35:32,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:35:32,150 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:35:32,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:35:32,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:35:32,150 INFO L87 Difference]: Start difference. First operand 3952 states and 7560 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:35:37,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:35:37,964 INFO L93 Difference]: Finished difference Result 5328 states and 10190 transitions. [2022-01-28 14:35:37,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-01-28 14:35:37,964 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:35:37,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:35:37,971 INFO L225 Difference]: With dead ends: 5328 [2022-01-28 14:35:37,971 INFO L226 Difference]: Without dead ends: 5328 [2022-01-28 14:35:37,971 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1580 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=1289, Invalid=6193, Unknown=0, NotChecked=0, Total=7482 [2022-01-28 14:35:37,971 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 2228 mSDsluCounter, 5214 mSDsCounter, 0 mSdLazyCounter, 5826 mSolverCounterSat, 286 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2228 SdHoareTripleChecker+Valid, 5506 SdHoareTripleChecker+Invalid, 6112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 286 IncrementalHoareTripleChecker+Valid, 5826 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:35:37,971 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2228 Valid, 5506 Invalid, 6112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [286 Valid, 5826 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-01-28 14:35:37,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5328 states. [2022-01-28 14:35:38,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5328 to 3944. [2022-01-28 14:35:38,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3944 states, 3927 states have (on average 1.9210593328240386) internal successors, (7544), 3943 states have internal predecessors, (7544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:35:38,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3944 states to 3944 states and 7544 transitions. [2022-01-28 14:35:38,024 INFO L78 Accepts]: Start accepts. Automaton has 3944 states and 7544 transitions. Word has length 234 [2022-01-28 14:35:38,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:35:38,024 INFO L470 AbstractCegarLoop]: Abstraction has 3944 states and 7544 transitions. [2022-01-28 14:35:38,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:35:38,025 INFO L276 IsEmpty]: Start isEmpty. Operand 3944 states and 7544 transitions. [2022-01-28 14:35:38,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-01-28 14:35:38,027 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:35:38,027 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:35:38,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-01-28 14:35:38,027 INFO L402 AbstractCegarLoop]: === Iteration 172 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-01-28 14:35:38,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:35:38,027 INFO L85 PathProgramCache]: Analyzing trace with hash 402802557, now seen corresponding path program 26 times [2022-01-28 14:35:38,027 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:35:38,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084100838] [2022-01-28 14:35:38,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:35:38,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:35:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:35:38,853 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-01-28 14:35:38,853 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:35:38,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084100838] [2022-01-28 14:35:38,853 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084100838] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:35:38,853 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:35:38,853 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-01-28 14:35:38,853 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299364907] [2022-01-28 14:35:38,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:35:38,853 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 14:35:38,853 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:35:38,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 14:35:38,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:35:38,854 INFO L87 Difference]: Start difference. First operand 3944 states and 7544 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:35:43,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:35:43,980 INFO L93 Difference]: Finished difference Result 5232 states and 9998 transitions. [2022-01-28 14:35:43,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-01-28 14:35:43,980 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-01-28 14:35:43,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:35:43,986 INFO L225 Difference]: With dead ends: 5232 [2022-01-28 14:35:43,986 INFO L226 Difference]: Without dead ends: 5232 [2022-01-28 14:35:43,986 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1488 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=1227, Invalid=5913, Unknown=0, NotChecked=0, Total=7140 [2022-01-28 14:35:43,986 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 2327 mSDsluCounter, 4773 mSDsCounter, 0 mSdLazyCounter, 4934 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2327 SdHoareTripleChecker+Valid, 5049 SdHoareTripleChecker+Invalid, 5210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 4934 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:35:43,986 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2327 Valid, 5049 Invalid, 5210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 4934 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-01-28 14:35:43,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5232 states. [2022-01-28 14:35:44,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5232 to 3936. [2022-01-28 14:35:44,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3936 states, 3919 states have (on average 1.9208981883133451) internal successors, (7528), 3935 states have internal predecessors, (7528), 0 states have call successors, (0), 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... [2022-01-28 14:35:44,035 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (24 of 25 remaining) [2022-01-28 14:35:44,036 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-01-28 14:35:44,050 WARN L594 AbstractCegarLoop]: Verification canceled: while ReachableStatesComputation was computing reachable states (399 states constructed, input type DoubleDeckerAutomaton). [2022-01-28 14:35:44,056 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (23 of 25 remaining) [2022-01-28 14:35:44,056 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (22 of 25 remaining) [2022-01-28 14:35:44,056 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (21 of 25 remaining) [2022-01-28 14:35:44,056 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (20 of 25 remaining) [2022-01-28 14:35:44,056 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (19 of 25 remaining) [2022-01-28 14:35:44,056 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (18 of 25 remaining) [2022-01-28 14:35:44,056 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (17 of 25 remaining) [2022-01-28 14:35:44,056 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (16 of 25 remaining) [2022-01-28 14:35:44,056 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (15 of 25 remaining) [2022-01-28 14:35:44,056 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (14 of 25 remaining) [2022-01-28 14:35:44,056 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (13 of 25 remaining) [2022-01-28 14:35:44,056 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (12 of 25 remaining) [2022-01-28 14:35:44,056 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (11 of 25 remaining) [2022-01-28 14:35:44,056 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (10 of 25 remaining) [2022-01-28 14:35:44,057 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (9 of 25 remaining) [2022-01-28 14:35:44,057 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (8 of 25 remaining) [2022-01-28 14:35:44,057 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (7 of 25 remaining) [2022-01-28 14:35:44,057 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (6 of 25 remaining) [2022-01-28 14:35:44,057 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (5 of 25 remaining) [2022-01-28 14:35:44,057 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (4 of 25 remaining) [2022-01-28 14:35:44,057 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 25 remaining) [2022-01-28 14:35:44,057 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (2 of 25 remaining) [2022-01-28 14:35:44,057 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (1 of 25 remaining) [2022-01-28 14:35:44,057 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (0 of 25 remaining) [2022-01-28 14:35:44,059 INFO L732 BasicCegarLoop]: Path program histogram: [61, 26, 18, 16, 15, 9, 9, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:35:44,062 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-01-28 14:35:44,062 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-28 14:35:44,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.01 02:35:44 BasicIcfg [2022-01-28 14:35:44,063 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-28 14:35:44,063 INFO L158 Benchmark]: Toolchain (without parser) took 849350.63ms. Allocated memory was 172.0MB in the beginning and 701.5MB in the end (delta: 529.5MB). Free memory was 118.4MB in the beginning and 477.7MB in the end (delta: -359.3MB). Peak memory consumption was 419.7MB. Max. memory is 8.0GB. [2022-01-28 14:35:44,063 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 172.0MB. Free memory is still 137.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-28 14:35:44,063 INFO L158 Benchmark]: CACSL2BoogieTranslator took 533.59ms. Allocated memory was 172.0MB in the beginning and 223.3MB in the end (delta: 51.4MB). Free memory was 118.3MB in the beginning and 170.6MB in the end (delta: -52.3MB). Peak memory consumption was 14.3MB. Max. memory is 8.0GB. [2022-01-28 14:35:44,063 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.66ms. Allocated memory is still 223.3MB. Free memory was 170.6MB in the beginning and 165.9MB in the end (delta: 4.7MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-01-28 14:35:44,063 INFO L158 Benchmark]: Boogie Preprocessor took 54.72ms. Allocated memory is still 223.3MB. Free memory was 165.9MB in the beginning and 162.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-01-28 14:35:44,063 INFO L158 Benchmark]: RCFGBuilder took 558.05ms. Allocated memory is still 223.3MB. Free memory was 162.8MB in the beginning and 136.1MB in the end (delta: 26.7MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. [2022-01-28 14:35:44,063 INFO L158 Benchmark]: TraceAbstraction took 848132.30ms. Allocated memory was 223.3MB in the beginning and 701.5MB in the end (delta: 478.2MB). Free memory was 135.5MB in the beginning and 477.7MB in the end (delta: -342.2MB). Peak memory consumption was 385.5MB. Max. memory is 8.0GB. [2022-01-28 14:35:44,064 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 172.0MB. Free memory is still 137.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 533.59ms. Allocated memory was 172.0MB in the beginning and 223.3MB in the end (delta: 51.4MB). Free memory was 118.3MB in the beginning and 170.6MB in the end (delta: -52.3MB). Peak memory consumption was 14.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 67.66ms. Allocated memory is still 223.3MB. Free memory was 170.6MB in the beginning and 165.9MB in the end (delta: 4.7MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 54.72ms. Allocated memory is still 223.3MB. Free memory was 165.9MB in the beginning and 162.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 558.05ms. Allocated memory is still 223.3MB. Free memory was 162.8MB in the beginning and 136.1MB in the end (delta: 26.7MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. * TraceAbstraction took 848132.30ms. Allocated memory was 223.3MB in the beginning and 701.5MB in the end (delta: 478.2MB). Free memory was 135.5MB in the beginning and 477.7MB in the end (delta: -342.2MB). Peak memory consumption was 385.5MB. 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: 1267]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (399 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (399 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (399 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1262]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (399 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (399 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (399 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1263]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (399 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1243]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (399 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1244]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (399 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1245]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (399 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1266]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (399 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1266]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (399 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1264]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while ReachableStatesComputation was computing reachable states (399 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (399 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (399 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1251]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (399 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1243]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (399 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1244]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (399 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1245]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (399 states constructed, input type DoubleDeckerAutomaton). - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 364 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 848.0s, OverallIterations: 172, TraceHistogramMax: 10, PathProgramHistogramMax: 61, EmptinessCheckTime: 0.3s, AutomataDifference: 708.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 352910 SdHoareTripleChecker+Valid, 283.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 352910 mSDsluCounter, 728022 SdHoareTripleChecker+Invalid, 240.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 677098 mSDsCounter, 35289 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 667387 IncrementalHoareTripleChecker+Invalid, 702676 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 35289 mSolverCounterUnsat, 51821 mSDtfsCounter, 667387 mSolverCounterSat, 2.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12784 GetRequests, 1442 SyntacticMatches, 6 SemanticMatches, 11336 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189574 ImplicationChecksByTransitivity, 475.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4208occurred in iteration=45, InterpolantAutomatonStates: 7589, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 8.1s AutomataMinimizationTime, 172 MinimizatonAttempts, 273136 StatesRemovedByMinimization, 161 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 5.2s SatisfiabilityAnalysisTime, 119.9s InterpolantComputationTime, 38518 NumberOfCodeBlocks, 38468 NumberOfCodeBlocksAsserted, 177 NumberOfCheckSat, 38555 ConstructedInterpolants, 0 QuantifiedInterpolants, 1014651 SizeOfPredicates, 23 NumberOfNonLiveVariables, 886 ConjunctsInSsa, 66 ConjunctsInUnsatCore, 180 InterpolantComputations, 169 PerfectInterpolantSequences, 39140/39663 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