/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/goblint-regression/09-regions_26-alloc_region_rc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-09 02:11:01,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-09 02:11:01,113 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-09 02:11:01,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-09 02:11:01,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-09 02:11:01,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-09 02:11:01,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-09 02:11:01,176 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-09 02:11:01,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-09 02:11:01,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-09 02:11:01,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-09 02:11:01,179 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-09 02:11:01,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-09 02:11:01,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-09 02:11:01,214 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-09 02:11:01,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-09 02:11:01,220 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-09 02:11:01,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-09 02:11:01,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-09 02:11:01,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-09 02:11:01,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-09 02:11:01,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-02-09 02:11:01,226 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-09 02:11:01,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-09 02:11:01,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-09 02:11:01,233 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-02-09 02:11:01,259 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-09 02:11:01,260 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-09 02:11:01,260 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-09 02:11:01,260 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-09 02:11:01,261 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-09 02:11:01,261 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-09 02:11:01,261 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-09 02:11:01,262 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-09 02:11:01,262 INFO L138 SettingsManager]: * Use SBE=true [2022-02-09 02:11:01,262 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-09 02:11:01,262 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-09 02:11:01,263 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-09 02:11:01,263 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-09 02:11:01,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-09 02:11:01,263 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-09 02:11:01,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-09 02:11:01,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-09 02:11:01,263 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-09 02:11:01,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-09 02:11:01,264 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-09 02:11:01,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-09 02:11:01,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-09 02:11:01,264 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-09 02:11:01,264 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-09 02:11:01,264 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-09 02:11:01,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 02:11:01,264 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-09 02:11:01,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-09 02:11:01,265 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-09 02:11:01,265 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-09 02:11:01,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-09 02:11:01,265 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-09 02:11:01,265 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-09 02:11:01,265 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-09 02:11:01,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-09 02:11:01,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-09 02:11:01,504 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-09 02:11:01,505 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-09 02:11:01,508 INFO L275 PluginConnector]: CDTParser initialized [2022-02-09 02:11:01,509 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_26-alloc_region_rc.i [2022-02-09 02:11:01,556 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ca17dfcf/9cabe0d10c2843a0a20ca1f92b2d95de/FLAG520ebb493 [2022-02-09 02:11:02,003 INFO L306 CDTParser]: Found 1 translation units. [2022-02-09 02:11:02,004 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_26-alloc_region_rc.i [2022-02-09 02:11:02,032 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ca17dfcf/9cabe0d10c2843a0a20ca1f92b2d95de/FLAG520ebb493 [2022-02-09 02:11:02,308 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ca17dfcf/9cabe0d10c2843a0a20ca1f92b2d95de [2022-02-09 02:11:02,310 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-09 02:11:02,311 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-09 02:11:02,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-09 02:11:02,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-09 02:11:02,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-09 02:11:02,328 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 02:11:02" (1/1) ... [2022-02-09 02:11:02,329 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d6923e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:11:02, skipping insertion in model container [2022-02-09 02:11:02,329 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 02:11:02" (1/1) ... [2022-02-09 02:11:02,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-09 02:11:02,385 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-09 02:11:02,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 02:11:02,833 INFO L203 MainTranslator]: Completed pre-run [2022-02-09 02:11:02,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 02:11:02,936 INFO L208 MainTranslator]: Completed translation [2022-02-09 02:11:02,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:11:02 WrapperNode [2022-02-09 02:11:02,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-09 02:11:02,939 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-09 02:11:02,939 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-09 02:11:02,939 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-09 02:11:02,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:11:02" (1/1) ... [2022-02-09 02:11:02,971 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:11:02" (1/1) ... [2022-02-09 02:11:03,010 INFO L137 Inliner]: procedures = 370, calls = 51, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 241 [2022-02-09 02:11:03,011 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-09 02:11:03,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-09 02:11:03,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-09 02:11:03,011 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-09 02:11:03,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:11:02" (1/1) ... [2022-02-09 02:11:03,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:11:02" (1/1) ... [2022-02-09 02:11:03,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:11:02" (1/1) ... [2022-02-09 02:11:03,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:11:02" (1/1) ... [2022-02-09 02:11:03,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:11:02" (1/1) ... [2022-02-09 02:11:03,055 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:11:02" (1/1) ... [2022-02-09 02:11:03,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:11:02" (1/1) ... [2022-02-09 02:11:03,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-09 02:11:03,059 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-09 02:11:03,059 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-09 02:11:03,059 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-09 02:11:03,060 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:11:02" (1/1) ... [2022-02-09 02:11:03,065 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 02:11:03,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 02:11:03,112 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-09 02:11:03,120 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-09 02:11:03,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-09 02:11:03,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-09 02:11:03,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-09 02:11:03,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-02-09 02:11:03,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-09 02:11:03,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-09 02:11:03,154 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-09 02:11:03,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-09 02:11:03,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-09 02:11:03,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-09 02:11:03,154 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-09 02:11:03,157 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-09 02:11:03,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-09 02:11:03,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-09 02:11:03,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-09 02:11:03,158 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-09 02:11:03,298 INFO L234 CfgBuilder]: Building ICFG [2022-02-09 02:11:03,299 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-09 02:11:03,673 INFO L275 CfgBuilder]: Performing block encoding [2022-02-09 02:11:03,685 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-09 02:11:03,685 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-02-09 02:11:03,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 02:11:03 BoogieIcfgContainer [2022-02-09 02:11:03,688 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-09 02:11:03,689 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-09 02:11:03,689 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-09 02:11:03,693 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-09 02:11:03,693 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.02 02:11:02" (1/3) ... [2022-02-09 02:11:03,694 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4195a34c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 02:11:03, skipping insertion in model container [2022-02-09 02:11:03,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:11:02" (2/3) ... [2022-02-09 02:11:03,694 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4195a34c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 02:11:03, skipping insertion in model container [2022-02-09 02:11:03,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 02:11:03" (3/3) ... [2022-02-09 02:11:03,695 INFO L111 eAbstractionObserver]: Analyzing ICFG 09-regions_26-alloc_region_rc.i [2022-02-09 02:11:03,703 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-09 02:11:03,703 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-09 02:11:03,703 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 20 error locations. [2022-02-09 02:11:03,703 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-09 02:11:03,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,745 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,745 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,745 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,745 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,745 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,745 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,745 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,745 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,745 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,746 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,746 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,746 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,746 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,746 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,746 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,746 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,746 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,746 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,747 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,747 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,747 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,747 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,747 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,747 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,747 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,747 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,747 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,748 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,748 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,748 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,748 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,748 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,748 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,748 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,748 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,749 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,749 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,749 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,749 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,749 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,749 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,749 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,750 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,750 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,750 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,750 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,750 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,750 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,750 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,750 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,751 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,751 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,751 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,751 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,751 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,751 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,751 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,751 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,752 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,752 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,752 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,752 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,752 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,752 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,752 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,753 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,753 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,753 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,753 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,753 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,753 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,754 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,754 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,754 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,754 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,754 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,754 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,754 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,755 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,755 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,755 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,755 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,755 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,755 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,755 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,756 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,756 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,756 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,756 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,756 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,757 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,757 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,757 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,757 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,757 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,759 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,759 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,759 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,759 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,760 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,760 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,760 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,760 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,760 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,760 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,761 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,761 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,761 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,761 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,761 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,762 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,762 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,762 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,762 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,762 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,762 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,762 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,762 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,763 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,763 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,763 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,763 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,763 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,763 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,763 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,763 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,763 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,763 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,764 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,764 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,764 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,764 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,764 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,764 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,764 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,764 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,764 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,765 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,765 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,765 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,765 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,765 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,765 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,765 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,765 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,766 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,766 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,766 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,766 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,766 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,766 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,766 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,766 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,767 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,767 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,767 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,767 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,767 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,767 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,768 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,768 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,768 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,768 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,768 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,768 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,769 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,769 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,769 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,769 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,769 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,769 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,769 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,769 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,770 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,770 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,770 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,770 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,770 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,771 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,771 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,771 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,771 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,771 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,771 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,772 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,772 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,772 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,772 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,772 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,772 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,773 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,773 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,773 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,773 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,773 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,773 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,773 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,774 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,774 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,774 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,774 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,774 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,774 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,774 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,774 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,774 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,775 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,775 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,775 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,775 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,775 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,775 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,775 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,775 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,776 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,776 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,776 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,776 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,776 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,776 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,776 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,777 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,777 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,777 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,777 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,777 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,778 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,778 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,778 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,778 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,778 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,778 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,778 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,778 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,779 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,779 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,779 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,779 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,779 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,779 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,779 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,779 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,780 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,780 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,780 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,780 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,780 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,780 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,780 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,780 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,780 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,781 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,781 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,781 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,781 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,781 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,782 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,782 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,782 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,782 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,782 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,782 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,782 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,782 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,783 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,783 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,783 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,783 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,783 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,783 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,783 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,783 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,783 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,784 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,784 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,784 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,784 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,784 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,784 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,784 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,784 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,785 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,785 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,785 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,785 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,785 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,785 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,785 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,785 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,786 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,786 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,786 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,786 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,786 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,787 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,787 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,787 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,787 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,787 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,787 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,787 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,788 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,788 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,788 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,788 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,788 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,788 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,788 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,789 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,798 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,798 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,798 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,798 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,799 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,799 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,799 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,799 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,799 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,799 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,799 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,800 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,800 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,800 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,800 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,800 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,800 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,801 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,801 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,801 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,801 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,801 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,801 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,801 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,801 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,801 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,802 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,802 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,802 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,802 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,802 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,802 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,802 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,802 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,803 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,803 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,803 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,803 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,803 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,803 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,803 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,803 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,803 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,804 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,804 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,804 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,804 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,804 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,804 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,804 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,804 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,804 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,805 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,805 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,805 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,805 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,805 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,805 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,805 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,806 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,806 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,806 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,806 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,806 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,806 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,806 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,807 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,807 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,807 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,807 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,807 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,807 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,807 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,808 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,808 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,811 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,811 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,811 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,811 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,811 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,811 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,811 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,812 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,812 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,812 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,812 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,817 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,817 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,817 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,817 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,817 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,817 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,817 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,817 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,818 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 02:11:03,820 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-09 02:11:03,872 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-09 02:11:03,878 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-09 02:11:03,878 INFO L340 AbstractCegarLoop]: Starting to check reachability of 28 error locations. [2022-02-09 02:11:03,909 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 281 places, 279 transitions, 563 flow [2022-02-09 02:11:04,132 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 9784 states, 9701 states have (on average 2.0058756829192865) internal successors, (19459), 9783 states have internal predecessors, (19459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:04,159 INFO L276 IsEmpty]: Start isEmpty. Operand has 9784 states, 9701 states have (on average 2.0058756829192865) internal successors, (19459), 9783 states have internal predecessors, (19459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:04,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-02-09 02:11:04,165 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:04,166 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:04,167 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:04,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:04,177 INFO L85 PathProgramCache]: Analyzing trace with hash 655555695, now seen corresponding path program 1 times [2022-02-09 02:11:04,184 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:04,185 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201761695] [2022-02-09 02:11:04,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:04,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:04,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:04,462 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:04,463 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201761695] [2022-02-09 02:11:04,463 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201761695] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:04,463 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:04,463 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-09 02:11:04,465 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285832383] [2022-02-09 02:11:04,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:04,473 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 02:11:04,473 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:04,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 02:11:04,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 02:11:04,520 INFO L87 Difference]: Start difference. First operand has 9784 states, 9701 states have (on average 2.0058756829192865) internal successors, (19459), 9783 states have internal predecessors, (19459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:04,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:11:04,814 INFO L93 Difference]: Finished difference Result 9783 states and 19377 transitions. [2022-02-09 02:11:04,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 02:11:04,824 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2022-02-09 02:11:04,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:11:04,877 INFO L225 Difference]: With dead ends: 9783 [2022-02-09 02:11:04,877 INFO L226 Difference]: Without dead ends: 9783 [2022-02-09 02:11:04,878 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 02:11:04,881 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 8 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:11:04,882 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 416 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-09 02:11:04,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9783 states. [2022-02-09 02:11:05,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9783 to 9783. [2022-02-09 02:11:05,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9783 states, 9701 states have (on average 1.9974229460880322) internal successors, (19377), 9782 states have internal predecessors, (19377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:05,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9783 states to 9783 states and 19377 transitions. [2022-02-09 02:11:05,197 INFO L78 Accepts]: Start accepts. Automaton has 9783 states and 19377 transitions. Word has length 40 [2022-02-09 02:11:05,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:11:05,198 INFO L470 AbstractCegarLoop]: Abstraction has 9783 states and 19377 transitions. [2022-02-09 02:11:05,199 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:05,199 INFO L276 IsEmpty]: Start isEmpty. Operand 9783 states and 19377 transitions. [2022-02-09 02:11:05,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-02-09 02:11:05,199 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:05,200 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:05,200 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-09 02:11:05,200 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:05,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:05,203 INFO L85 PathProgramCache]: Analyzing trace with hash 472888241, now seen corresponding path program 1 times [2022-02-09 02:11:05,203 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:05,203 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041643725] [2022-02-09 02:11:05,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:05,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:05,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:05,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:05,388 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:05,388 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041643725] [2022-02-09 02:11:05,388 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041643725] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:05,389 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:05,389 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-09 02:11:05,389 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155182578] [2022-02-09 02:11:05,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:05,390 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 02:11:05,390 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:05,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 02:11:05,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 02:11:05,391 INFO L87 Difference]: Start difference. First operand 9783 states and 19377 transitions. Second operand has 6 states, 5 states have (on average 9.6) internal successors, (48), 6 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:05,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:11:05,941 INFO L93 Difference]: Finished difference Result 12899 states and 25568 transitions. [2022-02-09 02:11:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 02:11:05,941 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.6) internal successors, (48), 6 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2022-02-09 02:11:05,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:11:06,009 INFO L225 Difference]: With dead ends: 12899 [2022-02-09 02:11:06,009 INFO L226 Difference]: Without dead ends: 12899 [2022-02-09 02:11:06,015 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 02:11:06,016 INFO L933 BasicCegarLoop]: 423 mSDtfsCounter, 376 mSDsluCounter, 275 mSDsCounter, 0 mSdLazyCounter, 474 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 376 SdHoareTripleChecker+Valid, 697 SdHoareTripleChecker+Invalid, 575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 474 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-09 02:11:06,016 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [376 Valid, 697 Invalid, 575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 474 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-09 02:11:06,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12899 states. [2022-02-09 02:11:06,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12899 to 10074. [2022-02-09 02:11:06,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10074 states, 9993 states have (on average 1.9969978985289702) internal successors, (19956), 10073 states have internal predecessors, (19956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:06,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10074 states to 10074 states and 19956 transitions. [2022-02-09 02:11:06,266 INFO L78 Accepts]: Start accepts. Automaton has 10074 states and 19956 transitions. Word has length 48 [2022-02-09 02:11:06,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:11:06,266 INFO L470 AbstractCegarLoop]: Abstraction has 10074 states and 19956 transitions. [2022-02-09 02:11:06,267 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.6) internal successors, (48), 6 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:06,267 INFO L276 IsEmpty]: Start isEmpty. Operand 10074 states and 19956 transitions. [2022-02-09 02:11:06,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-02-09 02:11:06,269 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:06,269 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:06,269 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-09 02:11:06,270 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:06,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:06,270 INFO L85 PathProgramCache]: Analyzing trace with hash -722360085, now seen corresponding path program 1 times [2022-02-09 02:11:06,270 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:06,271 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935203465] [2022-02-09 02:11:06,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:06,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:06,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:06,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:06,355 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:06,355 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935203465] [2022-02-09 02:11:06,355 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935203465] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:06,355 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:06,356 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-09 02:11:06,356 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765319260] [2022-02-09 02:11:06,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:06,356 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 02:11:06,356 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:06,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 02:11:06,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 02:11:06,357 INFO L87 Difference]: Start difference. First operand 10074 states and 19956 transitions. Second operand has 6 states, 5 states have (on average 12.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:06,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:11:06,787 INFO L93 Difference]: Finished difference Result 10441 states and 20686 transitions. [2022-02-09 02:11:06,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 02:11:06,787 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2022-02-09 02:11:06,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:11:06,812 INFO L225 Difference]: With dead ends: 10441 [2022-02-09 02:11:06,812 INFO L226 Difference]: Without dead ends: 10441 [2022-02-09 02:11:06,812 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 02:11:06,813 INFO L933 BasicCegarLoop]: 445 mSDtfsCounter, 240 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 492 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 814 SdHoareTripleChecker+Invalid, 509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-09 02:11:06,813 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [240 Valid, 814 Invalid, 509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 492 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-09 02:11:06,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10441 states. [2022-02-09 02:11:07,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10441 to 10365. [2022-02-09 02:11:07,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10365 states, 10285 states have (on average 1.9965969859017987) internal successors, (20535), 10364 states have internal predecessors, (20535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:07,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10365 states to 10365 states and 20535 transitions. [2022-02-09 02:11:07,073 INFO L78 Accepts]: Start accepts. Automaton has 10365 states and 20535 transitions. Word has length 60 [2022-02-09 02:11:07,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:11:07,074 INFO L470 AbstractCegarLoop]: Abstraction has 10365 states and 20535 transitions. [2022-02-09 02:11:07,074 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:07,074 INFO L276 IsEmpty]: Start isEmpty. Operand 10365 states and 20535 transitions. [2022-02-09 02:11:07,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-02-09 02:11:07,075 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:07,075 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:07,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-09 02:11:07,075 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:07,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:07,076 INFO L85 PathProgramCache]: Analyzing trace with hash 1691353780, now seen corresponding path program 1 times [2022-02-09 02:11:07,076 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:07,076 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577320690] [2022-02-09 02:11:07,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:07,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:07,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:07,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:07,210 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:07,210 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577320690] [2022-02-09 02:11:07,210 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1577320690] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:07,210 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:07,210 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-09 02:11:07,210 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414503587] [2022-02-09 02:11:07,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:07,210 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 02:11:07,211 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:07,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 02:11:07,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 02:11:07,211 INFO L87 Difference]: Start difference. First operand 10365 states and 20535 transitions. Second operand has 6 states, 5 states have (on average 13.6) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:07,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:11:07,562 INFO L93 Difference]: Finished difference Result 10732 states and 21265 transitions. [2022-02-09 02:11:07,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 02:11:07,563 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.6) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2022-02-09 02:11:07,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:11:07,589 INFO L225 Difference]: With dead ends: 10732 [2022-02-09 02:11:07,589 INFO L226 Difference]: Without dead ends: 10732 [2022-02-09 02:11:07,589 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 02:11:07,597 INFO L933 BasicCegarLoop]: 444 mSDtfsCounter, 242 mSDsluCounter, 325 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 768 SdHoareTripleChecker+Invalid, 494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-09 02:11:07,598 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [242 Valid, 768 Invalid, 494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-09 02:11:07,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10732 states. [2022-02-09 02:11:07,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10732 to 10656. [2022-02-09 02:11:07,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10656 states, 10577 states have (on average 1.996218209322114) internal successors, (21114), 10655 states have internal predecessors, (21114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:07,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10656 states to 10656 states and 21114 transitions. [2022-02-09 02:11:07,837 INFO L78 Accepts]: Start accepts. Automaton has 10656 states and 21114 transitions. Word has length 68 [2022-02-09 02:11:07,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:11:07,838 INFO L470 AbstractCegarLoop]: Abstraction has 10656 states and 21114 transitions. [2022-02-09 02:11:07,839 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.6) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:07,839 INFO L276 IsEmpty]: Start isEmpty. Operand 10656 states and 21114 transitions. [2022-02-09 02:11:07,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-02-09 02:11:07,844 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:07,844 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:07,844 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-09 02:11:07,845 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:07,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:07,846 INFO L85 PathProgramCache]: Analyzing trace with hash 337100362, now seen corresponding path program 1 times [2022-02-09 02:11:07,846 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:07,846 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15699580] [2022-02-09 02:11:07,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:07,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:07,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:07,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:07,965 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:07,965 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15699580] [2022-02-09 02:11:07,965 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15699580] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:07,965 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:07,965 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-09 02:11:07,965 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978084718] [2022-02-09 02:11:07,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:07,966 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 02:11:07,966 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:07,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 02:11:07,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 02:11:07,967 INFO L87 Difference]: Start difference. First operand 10656 states and 21114 transitions. Second operand has 6 states, 5 states have (on average 18.2) internal successors, (91), 6 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:08,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:11:08,524 INFO L93 Difference]: Finished difference Result 11139 states and 22080 transitions. [2022-02-09 02:11:08,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 02:11:08,525 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.2) internal successors, (91), 6 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 91 [2022-02-09 02:11:08,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:11:08,553 INFO L225 Difference]: With dead ends: 11139 [2022-02-09 02:11:08,553 INFO L226 Difference]: Without dead ends: 11139 [2022-02-09 02:11:08,553 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 02:11:08,554 INFO L933 BasicCegarLoop]: 494 mSDtfsCounter, 303 mSDsluCounter, 471 mSDsCounter, 0 mSdLazyCounter, 806 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 965 SdHoareTripleChecker+Invalid, 813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-09 02:11:08,554 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [303 Valid, 965 Invalid, 813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 806 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-09 02:11:08,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11139 states. [2022-02-09 02:11:08,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11139 to 11032. [2022-02-09 02:11:08,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11032 states, 10953 states have (on average 1.9963480325025107) internal successors, (21866), 11031 states have internal predecessors, (21866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:08,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11032 states to 11032 states and 21866 transitions. [2022-02-09 02:11:08,831 INFO L78 Accepts]: Start accepts. Automaton has 11032 states and 21866 transitions. Word has length 91 [2022-02-09 02:11:08,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:11:08,835 INFO L470 AbstractCegarLoop]: Abstraction has 11032 states and 21866 transitions. [2022-02-09 02:11:08,835 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.2) internal successors, (91), 6 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:08,835 INFO L276 IsEmpty]: Start isEmpty. Operand 11032 states and 21866 transitions. [2022-02-09 02:11:08,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-02-09 02:11:08,837 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:08,837 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:08,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-09 02:11:08,838 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:08,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:08,838 INFO L85 PathProgramCache]: Analyzing trace with hash 1164186063, now seen corresponding path program 1 times [2022-02-09 02:11:08,838 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:08,838 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510881577] [2022-02-09 02:11:08,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:08,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:08,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:08,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:08,950 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:08,950 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510881577] [2022-02-09 02:11:08,950 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510881577] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:08,950 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:08,950 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-09 02:11:08,950 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156819859] [2022-02-09 02:11:08,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:08,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 02:11:08,951 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:08,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 02:11:08,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 02:11:08,951 INFO L87 Difference]: Start difference. First operand 11032 states and 21866 transitions. Second operand has 6 states, 5 states have (on average 19.8) internal successors, (99), 6 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:09,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:11:09,609 INFO L93 Difference]: Finished difference Result 11515 states and 22832 transitions. [2022-02-09 02:11:09,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 02:11:09,610 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.8) internal successors, (99), 6 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2022-02-09 02:11:09,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:11:09,638 INFO L225 Difference]: With dead ends: 11515 [2022-02-09 02:11:09,638 INFO L226 Difference]: Without dead ends: 11515 [2022-02-09 02:11:09,639 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 02:11:09,639 INFO L933 BasicCegarLoop]: 496 mSDtfsCounter, 301 mSDsluCounter, 585 mSDsCounter, 0 mSdLazyCounter, 844 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 1081 SdHoareTripleChecker+Invalid, 851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 844 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-09 02:11:09,639 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [301 Valid, 1081 Invalid, 851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 844 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-09 02:11:09,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11515 states. [2022-02-09 02:11:09,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11515 to 11408. [2022-02-09 02:11:09,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11408 states, 11329 states have (on average 1.99646923823815) internal successors, (22618), 11407 states have internal predecessors, (22618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:09,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11408 states to 11408 states and 22618 transitions. [2022-02-09 02:11:09,898 INFO L78 Accepts]: Start accepts. Automaton has 11408 states and 22618 transitions. Word has length 99 [2022-02-09 02:11:09,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:11:09,899 INFO L470 AbstractCegarLoop]: Abstraction has 11408 states and 22618 transitions. [2022-02-09 02:11:09,899 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.8) internal successors, (99), 6 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:09,899 INFO L276 IsEmpty]: Start isEmpty. Operand 11408 states and 22618 transitions. [2022-02-09 02:11:09,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:11:09,905 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:09,905 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:09,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-09 02:11:09,905 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:09,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:09,906 INFO L85 PathProgramCache]: Analyzing trace with hash 611205289, now seen corresponding path program 1 times [2022-02-09 02:11:09,906 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:09,906 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478095651] [2022-02-09 02:11:09,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:09,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:09,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:10,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:10,193 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:10,193 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478095651] [2022-02-09 02:11:10,193 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478095651] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:10,193 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:10,194 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:11:10,194 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770879215] [2022-02-09 02:11:10,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:10,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:11:10,194 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:10,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:11:10,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:11:10,195 INFO L87 Difference]: Start difference. First operand 11408 states and 22618 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:12,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:11:12,192 INFO L93 Difference]: Finished difference Result 22111 states and 43904 transitions. [2022-02-09 02:11:12,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 02:11:12,192 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:11:12,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:11:12,237 INFO L225 Difference]: With dead ends: 22111 [2022-02-09 02:11:12,237 INFO L226 Difference]: Without dead ends: 22111 [2022-02-09 02:11:12,238 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 283 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=348, Invalid=1058, Unknown=0, NotChecked=0, Total=1406 [2022-02-09 02:11:12,238 INFO L933 BasicCegarLoop]: 892 mSDtfsCounter, 2097 mSDsluCounter, 4473 mSDsCounter, 0 mSdLazyCounter, 2421 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2097 SdHoareTripleChecker+Valid, 5360 SdHoareTripleChecker+Invalid, 2533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 2421 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-09 02:11:12,239 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2097 Valid, 5360 Invalid, 2533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 2421 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-09 02:11:12,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22111 states. [2022-02-09 02:11:12,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22111 to 11798. [2022-02-09 02:11:12,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11798 states, 11719 states have (on average 1.9986346957931564) internal successors, (23422), 11797 states have internal predecessors, (23422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:12,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11798 states to 11798 states and 23422 transitions. [2022-02-09 02:11:12,578 INFO L78 Accepts]: Start accepts. Automaton has 11798 states and 23422 transitions. Word has length 104 [2022-02-09 02:11:12,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:11:12,578 INFO L470 AbstractCegarLoop]: Abstraction has 11798 states and 23422 transitions. [2022-02-09 02:11:12,578 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:12,578 INFO L276 IsEmpty]: Start isEmpty. Operand 11798 states and 23422 transitions. [2022-02-09 02:11:12,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:11:12,580 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:12,580 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:12,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-09 02:11:12,581 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:12,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:12,582 INFO L85 PathProgramCache]: Analyzing trace with hash 1643449955, now seen corresponding path program 2 times [2022-02-09 02:11:12,582 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:12,582 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823066288] [2022-02-09 02:11:12,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:12,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:12,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:12,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:12,874 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:12,874 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823066288] [2022-02-09 02:11:12,874 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823066288] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:12,874 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:12,875 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:11:12,875 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491532025] [2022-02-09 02:11:12,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:12,875 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:11:12,875 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:12,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:11:12,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:11:12,876 INFO L87 Difference]: Start difference. First operand 11798 states and 23422 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:15,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:11:15,749 INFO L93 Difference]: Finished difference Result 22105 states and 43896 transitions. [2022-02-09 02:11:15,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-09 02:11:15,750 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:11:15,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:11:15,789 INFO L225 Difference]: With dead ends: 22105 [2022-02-09 02:11:15,789 INFO L226 Difference]: Without dead ends: 22105 [2022-02-09 02:11:15,790 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 325 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=381, Invalid=1179, Unknown=0, NotChecked=0, Total=1560 [2022-02-09 02:11:15,790 INFO L933 BasicCegarLoop]: 889 mSDtfsCounter, 2050 mSDsluCounter, 5983 mSDsCounter, 0 mSdLazyCounter, 4388 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2050 SdHoareTripleChecker+Valid, 6867 SdHoareTripleChecker+Invalid, 4481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 4388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-09 02:11:15,791 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2050 Valid, 6867 Invalid, 4481 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 4388 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-09 02:11:15,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22105 states. [2022-02-09 02:11:16,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22105 to 11823. [2022-02-09 02:11:16,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11823 states, 11744 states have (on average 1.9987227520435968) internal successors, (23473), 11822 states have internal predecessors, (23473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:16,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11823 states to 11823 states and 23473 transitions. [2022-02-09 02:11:16,136 INFO L78 Accepts]: Start accepts. Automaton has 11823 states and 23473 transitions. Word has length 104 [2022-02-09 02:11:16,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:11:16,136 INFO L470 AbstractCegarLoop]: Abstraction has 11823 states and 23473 transitions. [2022-02-09 02:11:16,136 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:16,136 INFO L276 IsEmpty]: Start isEmpty. Operand 11823 states and 23473 transitions. [2022-02-09 02:11:16,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:11:16,137 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:16,138 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:16,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-09 02:11:16,138 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:16,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:16,139 INFO L85 PathProgramCache]: Analyzing trace with hash -1460790103, now seen corresponding path program 3 times [2022-02-09 02:11:16,139 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:16,139 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026314228] [2022-02-09 02:11:16,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:16,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:16,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:16,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:16,355 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:16,355 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026314228] [2022-02-09 02:11:16,355 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026314228] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:16,355 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:16,355 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:11:16,355 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169322627] [2022-02-09 02:11:16,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:16,356 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:11:16,356 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:16,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:11:16,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:11:16,356 INFO L87 Difference]: Start difference. First operand 11823 states and 23473 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:18,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:11:18,857 INFO L93 Difference]: Finished difference Result 22280 states and 44246 transitions. [2022-02-09 02:11:18,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-09 02:11:18,858 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:11:18,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:11:18,912 INFO L225 Difference]: With dead ends: 22280 [2022-02-09 02:11:18,912 INFO L226 Difference]: Without dead ends: 22280 [2022-02-09 02:11:18,914 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=348, Invalid=1134, Unknown=0, NotChecked=0, Total=1482 [2022-02-09 02:11:18,917 INFO L933 BasicCegarLoop]: 864 mSDtfsCounter, 2018 mSDsluCounter, 5746 mSDsCounter, 0 mSdLazyCounter, 3987 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2018 SdHoareTripleChecker+Valid, 6605 SdHoareTripleChecker+Invalid, 4098 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 3987 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:11:18,917 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2018 Valid, 6605 Invalid, 4098 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 3987 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-09 02:11:18,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22280 states. [2022-02-09 02:11:19,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22280 to 11848. [2022-02-09 02:11:19,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11848 states, 11769 states have (on average 1.99881043419152) internal successors, (23524), 11847 states have internal predecessors, (23524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:19,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 23524 transitions. [2022-02-09 02:11:19,279 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 23524 transitions. Word has length 104 [2022-02-09 02:11:19,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:11:19,279 INFO L470 AbstractCegarLoop]: Abstraction has 11848 states and 23524 transitions. [2022-02-09 02:11:19,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:19,280 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 23524 transitions. [2022-02-09 02:11:19,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:11:19,281 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:19,281 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:19,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-09 02:11:19,281 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:19,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:19,282 INFO L85 PathProgramCache]: Analyzing trace with hash 581058215, now seen corresponding path program 4 times [2022-02-09 02:11:19,282 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:19,282 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053038653] [2022-02-09 02:11:19,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:19,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:19,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:19,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:19,507 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:19,507 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053038653] [2022-02-09 02:11:19,508 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053038653] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:19,508 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:19,508 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:11:19,508 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123262118] [2022-02-09 02:11:19,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:19,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:11:19,508 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:19,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:11:19,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:11:19,509 INFO L87 Difference]: Start difference. First operand 11848 states and 23524 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:21,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:11:21,722 INFO L93 Difference]: Finished difference Result 22195 states and 44076 transitions. [2022-02-09 02:11:21,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-09 02:11:21,734 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:11:21,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:11:21,768 INFO L225 Difference]: With dead ends: 22195 [2022-02-09 02:11:21,768 INFO L226 Difference]: Without dead ends: 22195 [2022-02-09 02:11:21,769 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=349, Invalid=1133, Unknown=0, NotChecked=0, Total=1482 [2022-02-09 02:11:21,769 INFO L933 BasicCegarLoop]: 873 mSDtfsCounter, 2001 mSDsluCounter, 5779 mSDsCounter, 0 mSdLazyCounter, 3944 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2001 SdHoareTripleChecker+Valid, 6647 SdHoareTripleChecker+Invalid, 4052 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 3944 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:11:21,769 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2001 Valid, 6647 Invalid, 4052 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 3944 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-09 02:11:21,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22195 states. [2022-02-09 02:11:22,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22195 to 11848. [2022-02-09 02:11:22,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11848 states, 11769 states have (on average 1.99881043419152) internal successors, (23524), 11847 states have internal predecessors, (23524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:22,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 23524 transitions. [2022-02-09 02:11:22,058 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 23524 transitions. Word has length 104 [2022-02-09 02:11:22,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:11:22,058 INFO L470 AbstractCegarLoop]: Abstraction has 11848 states and 23524 transitions. [2022-02-09 02:11:22,058 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:22,058 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 23524 transitions. [2022-02-09 02:11:22,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:11:22,059 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:22,060 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:22,060 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-09 02:11:22,060 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:22,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:22,060 INFO L85 PathProgramCache]: Analyzing trace with hash 949704159, now seen corresponding path program 5 times [2022-02-09 02:11:22,060 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:22,060 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873939833] [2022-02-09 02:11:22,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:22,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:22,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:22,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:22,307 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:22,308 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873939833] [2022-02-09 02:11:22,308 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873939833] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:22,308 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:22,308 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:11:22,308 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257728824] [2022-02-09 02:11:22,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:22,308 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:11:22,308 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:22,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:11:22,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:11:22,309 INFO L87 Difference]: Start difference. First operand 11848 states and 23524 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:24,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:11:24,418 INFO L93 Difference]: Finished difference Result 22237 states and 44160 transitions. [2022-02-09 02:11:24,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-02-09 02:11:24,418 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:11:24,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:11:24,455 INFO L225 Difference]: With dead ends: 22237 [2022-02-09 02:11:24,456 INFO L226 Difference]: Without dead ends: 22237 [2022-02-09 02:11:24,456 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 522 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=618, Invalid=1832, Unknown=0, NotChecked=0, Total=2450 [2022-02-09 02:11:24,457 INFO L933 BasicCegarLoop]: 882 mSDtfsCounter, 2368 mSDsluCounter, 4323 mSDsCounter, 0 mSdLazyCounter, 2370 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2368 SdHoareTripleChecker+Valid, 5200 SdHoareTripleChecker+Invalid, 2531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 2370 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-09 02:11:24,457 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2368 Valid, 5200 Invalid, 2531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 2370 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-09 02:11:24,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22237 states. [2022-02-09 02:11:24,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22237 to 11877. [2022-02-09 02:11:24,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11877 states, 11798 states have (on average 1.9988981183251397) internal successors, (23583), 11876 states have internal predecessors, (23583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:24,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11877 states to 11877 states and 23583 transitions. [2022-02-09 02:11:24,698 INFO L78 Accepts]: Start accepts. Automaton has 11877 states and 23583 transitions. Word has length 104 [2022-02-09 02:11:24,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:11:24,698 INFO L470 AbstractCegarLoop]: Abstraction has 11877 states and 23583 transitions. [2022-02-09 02:11:24,698 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:24,698 INFO L276 IsEmpty]: Start isEmpty. Operand 11877 states and 23583 transitions. [2022-02-09 02:11:24,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:11:24,700 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:24,700 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:24,700 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-09 02:11:24,700 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:24,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:24,700 INFO L85 PathProgramCache]: Analyzing trace with hash -1138274621, now seen corresponding path program 1 times [2022-02-09 02:11:24,700 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:24,700 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101373566] [2022-02-09 02:11:24,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:24,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:24,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:24,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:24,903 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:24,903 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101373566] [2022-02-09 02:11:24,903 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101373566] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:24,903 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:24,903 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:11:24,904 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140849706] [2022-02-09 02:11:24,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:24,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:11:24,904 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:24,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:11:24,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:11:24,905 INFO L87 Difference]: Start difference. First operand 11877 states and 23583 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:27,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:11:27,692 INFO L93 Difference]: Finished difference Result 22012 states and 43712 transitions. [2022-02-09 02:11:27,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-02-09 02:11:27,693 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:11:27,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:11:27,725 INFO L225 Difference]: With dead ends: 22012 [2022-02-09 02:11:27,725 INFO L226 Difference]: Without dead ends: 22012 [2022-02-09 02:11:27,726 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 661 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=465, Invalid=1985, Unknown=0, NotChecked=0, Total=2450 [2022-02-09 02:11:27,726 INFO L933 BasicCegarLoop]: 1080 mSDtfsCounter, 2659 mSDsluCounter, 6993 mSDsCounter, 0 mSdLazyCounter, 4075 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2659 SdHoareTripleChecker+Valid, 8069 SdHoareTripleChecker+Invalid, 4155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 4075 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:11:27,726 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2659 Valid, 8069 Invalid, 4155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 4075 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-09 02:11:27,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22012 states. [2022-02-09 02:11:27,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22012 to 12035. [2022-02-09 02:11:27,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12035 states, 11956 states have (on average 1.9989963198394112) internal successors, (23900), 12034 states have internal predecessors, (23900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:27,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12035 states to 12035 states and 23900 transitions. [2022-02-09 02:11:27,941 INFO L78 Accepts]: Start accepts. Automaton has 12035 states and 23900 transitions. Word has length 104 [2022-02-09 02:11:27,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:11:27,941 INFO L470 AbstractCegarLoop]: Abstraction has 12035 states and 23900 transitions. [2022-02-09 02:11:27,941 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:27,941 INFO L276 IsEmpty]: Start isEmpty. Operand 12035 states and 23900 transitions. [2022-02-09 02:11:27,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:11:27,943 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:27,943 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:27,943 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-09 02:11:27,943 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:27,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:27,944 INFO L85 PathProgramCache]: Analyzing trace with hash -285114265, now seen corresponding path program 6 times [2022-02-09 02:11:27,944 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:27,944 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236578217] [2022-02-09 02:11:27,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:27,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:27,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:28,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:28,117 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:28,117 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236578217] [2022-02-09 02:11:28,117 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236578217] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:28,117 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:28,117 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:11:28,117 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327199213] [2022-02-09 02:11:28,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:28,118 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:11:28,118 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:28,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:11:28,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:11:28,119 INFO L87 Difference]: Start difference. First operand 12035 states and 23900 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:30,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:11:30,460 INFO L93 Difference]: Finished difference Result 21824 states and 43334 transitions. [2022-02-09 02:11:30,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-02-09 02:11:30,461 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:11:30,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:11:30,498 INFO L225 Difference]: With dead ends: 21824 [2022-02-09 02:11:30,498 INFO L226 Difference]: Without dead ends: 21824 [2022-02-09 02:11:30,499 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 789 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=703, Invalid=2377, Unknown=0, NotChecked=0, Total=3080 [2022-02-09 02:11:30,499 INFO L933 BasicCegarLoop]: 1037 mSDtfsCounter, 2838 mSDsluCounter, 6375 mSDsCounter, 0 mSdLazyCounter, 3119 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2838 SdHoareTripleChecker+Valid, 7407 SdHoareTripleChecker+Invalid, 3257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 3119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-09 02:11:30,499 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2838 Valid, 7407 Invalid, 3257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 3119 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-09 02:11:30,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21824 states. [2022-02-09 02:11:30,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21824 to 11982. [2022-02-09 02:11:30,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11982 states, 11903 states have (on average 1.9986558010585567) internal successors, (23790), 11981 states have internal predecessors, (23790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:30,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11982 states to 11982 states and 23790 transitions. [2022-02-09 02:11:30,782 INFO L78 Accepts]: Start accepts. Automaton has 11982 states and 23790 transitions. Word has length 104 [2022-02-09 02:11:30,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:11:30,782 INFO L470 AbstractCegarLoop]: Abstraction has 11982 states and 23790 transitions. [2022-02-09 02:11:30,782 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:30,782 INFO L276 IsEmpty]: Start isEmpty. Operand 11982 states and 23790 transitions. [2022-02-09 02:11:30,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:11:30,783 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:30,784 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:30,784 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-02-09 02:11:30,784 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:30,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:30,784 INFO L85 PathProgramCache]: Analyzing trace with hash -1789930455, now seen corresponding path program 7 times [2022-02-09 02:11:30,784 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:30,784 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854457554] [2022-02-09 02:11:30,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:30,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:30,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:30,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:30,992 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:30,992 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854457554] [2022-02-09 02:11:30,992 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854457554] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:30,992 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:30,992 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:11:30,992 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689253899] [2022-02-09 02:11:30,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:30,992 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:11:30,992 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:30,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:11:30,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:11:30,993 INFO L87 Difference]: Start difference. First operand 11982 states and 23790 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:33,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:11:33,347 INFO L93 Difference]: Finished difference Result 22960 states and 45626 transitions. [2022-02-09 02:11:33,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-09 02:11:33,347 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:11:33,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:11:33,380 INFO L225 Difference]: With dead ends: 22960 [2022-02-09 02:11:33,380 INFO L226 Difference]: Without dead ends: 22960 [2022-02-09 02:11:33,381 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 341 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=349, Invalid=1211, Unknown=0, NotChecked=0, Total=1560 [2022-02-09 02:11:33,381 INFO L933 BasicCegarLoop]: 1003 mSDtfsCounter, 1590 mSDsluCounter, 6025 mSDsCounter, 0 mSdLazyCounter, 3860 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1590 SdHoareTripleChecker+Valid, 7024 SdHoareTripleChecker+Invalid, 3947 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 3860 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-09 02:11:33,382 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1590 Valid, 7024 Invalid, 3947 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 3860 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-09 02:11:33,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22960 states. [2022-02-09 02:11:33,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22960 to 12090. [2022-02-09 02:11:33,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12090 states, 12011 states have (on average 1.9986678877695445) internal successors, (24006), 12089 states have internal predecessors, (24006), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:33,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12090 states to 12090 states and 24006 transitions. [2022-02-09 02:11:33,587 INFO L78 Accepts]: Start accepts. Automaton has 12090 states and 24006 transitions. Word has length 104 [2022-02-09 02:11:33,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:11:33,587 INFO L470 AbstractCegarLoop]: Abstraction has 12090 states and 24006 transitions. [2022-02-09 02:11:33,588 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:33,588 INFO L276 IsEmpty]: Start isEmpty. Operand 12090 states and 24006 transitions. [2022-02-09 02:11:33,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:11:33,589 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:33,589 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:33,590 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-02-09 02:11:33,590 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:33,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:33,590 INFO L85 PathProgramCache]: Analyzing trace with hash -757685789, now seen corresponding path program 8 times [2022-02-09 02:11:33,590 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:33,590 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111171285] [2022-02-09 02:11:33,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:33,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:33,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:33,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:33,822 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:33,822 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111171285] [2022-02-09 02:11:33,822 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111171285] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:33,822 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:33,822 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:11:33,822 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125403231] [2022-02-09 02:11:33,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:33,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:11:33,823 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:33,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:11:33,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:11:33,823 INFO L87 Difference]: Start difference. First operand 12090 states and 24006 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:36,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:11:36,949 INFO L93 Difference]: Finished difference Result 22954 states and 45618 transitions. [2022-02-09 02:11:36,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-09 02:11:36,950 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:11:36,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:11:37,003 INFO L225 Difference]: With dead ends: 22954 [2022-02-09 02:11:37,003 INFO L226 Difference]: Without dead ends: 22954 [2022-02-09 02:11:37,004 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 387 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=376, Invalid=1346, Unknown=0, NotChecked=0, Total=1722 [2022-02-09 02:11:37,004 INFO L933 BasicCegarLoop]: 1000 mSDtfsCounter, 1614 mSDsluCounter, 7264 mSDsCounter, 0 mSdLazyCounter, 5402 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1614 SdHoareTripleChecker+Valid, 8260 SdHoareTripleChecker+Invalid, 5505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 5402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-02-09 02:11:37,005 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1614 Valid, 8260 Invalid, 5505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 5402 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-02-09 02:11:37,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22954 states. [2022-02-09 02:11:37,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22954 to 12104. [2022-02-09 02:11:37,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12104 states, 12025 states have (on average 1.9987525987525987) internal successors, (24035), 12103 states have internal predecessors, (24035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:37,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12104 states to 12104 states and 24035 transitions. [2022-02-09 02:11:37,307 INFO L78 Accepts]: Start accepts. Automaton has 12104 states and 24035 transitions. Word has length 104 [2022-02-09 02:11:37,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:11:37,307 INFO L470 AbstractCegarLoop]: Abstraction has 12104 states and 24035 transitions. [2022-02-09 02:11:37,307 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:37,307 INFO L276 IsEmpty]: Start isEmpty. Operand 12104 states and 24035 transitions. [2022-02-09 02:11:37,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:11:37,309 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:37,309 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:37,309 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-02-09 02:11:37,309 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:37,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:37,310 INFO L85 PathProgramCache]: Analyzing trace with hash 433041449, now seen corresponding path program 9 times [2022-02-09 02:11:37,310 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:37,310 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565904249] [2022-02-09 02:11:37,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:37,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:37,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:37,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:37,510 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:37,511 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565904249] [2022-02-09 02:11:37,512 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565904249] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:37,513 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:37,513 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:11:37,513 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982902897] [2022-02-09 02:11:37,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:37,513 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:11:37,513 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:37,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:11:37,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:11:37,514 INFO L87 Difference]: Start difference. First operand 12104 states and 24035 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:39,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:11:39,781 INFO L93 Difference]: Finished difference Result 23129 states and 45968 transitions. [2022-02-09 02:11:39,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-09 02:11:39,782 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:11:39,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:11:39,817 INFO L225 Difference]: With dead ends: 23129 [2022-02-09 02:11:39,817 INFO L226 Difference]: Without dead ends: 23129 [2022-02-09 02:11:39,818 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 365 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=342, Invalid=1298, Unknown=0, NotChecked=0, Total=1640 [2022-02-09 02:11:39,818 INFO L933 BasicCegarLoop]: 1001 mSDtfsCounter, 1557 mSDsluCounter, 5913 mSDsCounter, 0 mSdLazyCounter, 3702 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1557 SdHoareTripleChecker+Valid, 6910 SdHoareTripleChecker+Invalid, 3823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 3702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:11:39,819 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1557 Valid, 6910 Invalid, 3823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 3702 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-09 02:11:39,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23129 states. [2022-02-09 02:11:40,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23129 to 12118. [2022-02-09 02:11:40,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12118 states, 12039 states have (on average 1.998837112717003) internal successors, (24064), 12117 states have internal predecessors, (24064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:40,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12118 states to 12118 states and 24064 transitions. [2022-02-09 02:11:40,134 INFO L78 Accepts]: Start accepts. Automaton has 12118 states and 24064 transitions. Word has length 104 [2022-02-09 02:11:40,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:11:40,134 INFO L470 AbstractCegarLoop]: Abstraction has 12118 states and 24064 transitions. [2022-02-09 02:11:40,135 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:40,135 INFO L276 IsEmpty]: Start isEmpty. Operand 12118 states and 24064 transitions. [2022-02-09 02:11:40,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:11:40,137 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:40,137 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:40,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-02-09 02:11:40,137 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:40,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:40,138 INFO L85 PathProgramCache]: Analyzing trace with hash -1820077529, now seen corresponding path program 10 times [2022-02-09 02:11:40,139 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:40,139 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940586319] [2022-02-09 02:11:40,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:40,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:40,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:40,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:40,340 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:40,340 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940586319] [2022-02-09 02:11:40,340 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [940586319] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:40,340 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:40,341 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:11:40,341 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340450602] [2022-02-09 02:11:40,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:40,342 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:11:40,342 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:40,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:11:40,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:11:40,343 INFO L87 Difference]: Start difference. First operand 12118 states and 24064 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:42,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:11:42,657 INFO L93 Difference]: Finished difference Result 23044 states and 45798 transitions. [2022-02-09 02:11:42,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-09 02:11:42,658 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:11:42,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:11:42,696 INFO L225 Difference]: With dead ends: 23044 [2022-02-09 02:11:42,697 INFO L226 Difference]: Without dead ends: 23044 [2022-02-09 02:11:42,697 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 364 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=343, Invalid=1297, Unknown=0, NotChecked=0, Total=1640 [2022-02-09 02:11:42,698 INFO L933 BasicCegarLoop]: 1008 mSDtfsCounter, 1517 mSDsluCounter, 5951 mSDsCounter, 0 mSdLazyCounter, 3802 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1517 SdHoareTripleChecker+Valid, 6955 SdHoareTripleChecker+Invalid, 3901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 3802 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:11:42,698 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1517 Valid, 6955 Invalid, 3901 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 3802 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-09 02:11:42,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23044 states. [2022-02-09 02:11:42,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23044 to 12118. [2022-02-09 02:11:42,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12118 states, 12039 states have (on average 1.998837112717003) internal successors, (24064), 12117 states have internal predecessors, (24064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:42,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12118 states to 12118 states and 24064 transitions. [2022-02-09 02:11:42,938 INFO L78 Accepts]: Start accepts. Automaton has 12118 states and 24064 transitions. Word has length 104 [2022-02-09 02:11:42,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:11:42,938 INFO L470 AbstractCegarLoop]: Abstraction has 12118 states and 24064 transitions. [2022-02-09 02:11:42,939 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:42,939 INFO L276 IsEmpty]: Start isEmpty. Operand 12118 states and 24064 transitions. [2022-02-09 02:11:42,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:11:42,940 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:42,940 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:42,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-02-09 02:11:42,941 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:42,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:42,941 INFO L85 PathProgramCache]: Analyzing trace with hash -1451431585, now seen corresponding path program 11 times [2022-02-09 02:11:42,941 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:42,941 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983682368] [2022-02-09 02:11:42,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:42,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:42,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:43,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:43,094 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:43,094 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983682368] [2022-02-09 02:11:43,094 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983682368] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:43,094 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:43,094 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:11:43,094 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148615707] [2022-02-09 02:11:43,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:43,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:11:43,095 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:43,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:11:43,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:11:43,095 INFO L87 Difference]: Start difference. First operand 12118 states and 24064 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:45,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:11:45,495 INFO L93 Difference]: Finished difference Result 23265 states and 46236 transitions. [2022-02-09 02:11:45,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-02-09 02:11:45,496 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:11:45,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:11:45,532 INFO L225 Difference]: With dead ends: 23265 [2022-02-09 02:11:45,532 INFO L226 Difference]: Without dead ends: 23265 [2022-02-09 02:11:45,533 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 688 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=661, Invalid=2309, Unknown=0, NotChecked=0, Total=2970 [2022-02-09 02:11:45,534 INFO L933 BasicCegarLoop]: 1152 mSDtfsCounter, 1616 mSDsluCounter, 6056 mSDsCounter, 0 mSdLazyCounter, 3838 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1616 SdHoareTripleChecker+Valid, 7204 SdHoareTripleChecker+Invalid, 3982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 3838 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-09 02:11:45,534 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1616 Valid, 7204 Invalid, 3982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 3838 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-09 02:11:45,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23265 states. [2022-02-09 02:11:45,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23265 to 12136. [2022-02-09 02:11:45,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12136 states, 12057 states have (on average 1.9989217881728456) internal successors, (24101), 12135 states have internal predecessors, (24101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:45,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12136 states to 12136 states and 24101 transitions. [2022-02-09 02:11:45,849 INFO L78 Accepts]: Start accepts. Automaton has 12136 states and 24101 transitions. Word has length 104 [2022-02-09 02:11:45,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:11:45,849 INFO L470 AbstractCegarLoop]: Abstraction has 12136 states and 24101 transitions. [2022-02-09 02:11:45,849 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:45,849 INFO L276 IsEmpty]: Start isEmpty. Operand 12136 states and 24101 transitions. [2022-02-09 02:11:45,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:11:45,851 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:45,851 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:45,851 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-02-09 02:11:45,851 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:45,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:45,852 INFO L85 PathProgramCache]: Analyzing trace with hash 755556931, now seen corresponding path program 2 times [2022-02-09 02:11:45,852 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:45,852 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48597966] [2022-02-09 02:11:45,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:45,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:45,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:46,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:46,045 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:46,045 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48597966] [2022-02-09 02:11:46,045 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48597966] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:46,045 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:46,045 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:11:46,046 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573385896] [2022-02-09 02:11:46,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:46,046 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:11:46,046 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:46,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:11:46,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:11:46,047 INFO L87 Difference]: Start difference. First operand 12136 states and 24101 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:48,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:11:48,480 INFO L93 Difference]: Finished difference Result 22861 states and 45434 transitions. [2022-02-09 02:11:48,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-02-09 02:11:48,481 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:11:48,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:11:48,519 INFO L225 Difference]: With dead ends: 22861 [2022-02-09 02:11:48,520 INFO L226 Difference]: Without dead ends: 22861 [2022-02-09 02:11:48,521 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 674 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=426, Invalid=2024, Unknown=0, NotChecked=0, Total=2450 [2022-02-09 02:11:48,521 INFO L933 BasicCegarLoop]: 1191 mSDtfsCounter, 2301 mSDsluCounter, 7618 mSDsCounter, 0 mSdLazyCounter, 3924 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2301 SdHoareTripleChecker+Valid, 8806 SdHoareTripleChecker+Invalid, 4017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 3924 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-09 02:11:48,521 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2301 Valid, 8806 Invalid, 4017 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 3924 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-09 02:11:48,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22861 states. [2022-02-09 02:11:48,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22861 to 12124. [2022-02-09 02:11:48,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12124 states, 12045 states have (on average 1.9990037359900374) internal successors, (24078), 12123 states have internal predecessors, (24078), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:48,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12124 states to 12124 states and 24078 transitions. [2022-02-09 02:11:48,752 INFO L78 Accepts]: Start accepts. Automaton has 12124 states and 24078 transitions. Word has length 104 [2022-02-09 02:11:48,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:11:48,752 INFO L470 AbstractCegarLoop]: Abstraction has 12124 states and 24078 transitions. [2022-02-09 02:11:48,752 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:48,752 INFO L276 IsEmpty]: Start isEmpty. Operand 12124 states and 24078 transitions. [2022-02-09 02:11:48,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:11:48,754 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:48,754 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:48,754 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-02-09 02:11:48,754 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:48,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:48,755 INFO L85 PathProgramCache]: Analyzing trace with hash 1608717287, now seen corresponding path program 12 times [2022-02-09 02:11:48,755 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:48,755 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580925445] [2022-02-09 02:11:48,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:48,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:48,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:48,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:48,933 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:48,933 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580925445] [2022-02-09 02:11:48,933 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580925445] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:48,933 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:48,933 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:11:48,933 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256780909] [2022-02-09 02:11:48,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:48,934 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:11:48,934 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:48,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:11:48,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:11:48,934 INFO L87 Difference]: Start difference. First operand 12124 states and 24078 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:52,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:11:52,178 INFO L93 Difference]: Finished difference Result 22852 states and 45410 transitions. [2022-02-09 02:11:52,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-09 02:11:52,178 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:11:52,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:11:52,219 INFO L225 Difference]: With dead ends: 22852 [2022-02-09 02:11:52,219 INFO L226 Difference]: Without dead ends: 22852 [2022-02-09 02:11:52,220 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 987 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=736, Invalid=2924, Unknown=0, NotChecked=0, Total=3660 [2022-02-09 02:11:52,221 INFO L933 BasicCegarLoop]: 1308 mSDtfsCounter, 2192 mSDsluCounter, 8879 mSDsCounter, 0 mSdLazyCounter, 5757 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2192 SdHoareTripleChecker+Valid, 10181 SdHoareTripleChecker+Invalid, 5876 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 5757 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-02-09 02:11:52,221 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2192 Valid, 10181 Invalid, 5876 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 5757 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-02-09 02:11:52,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22852 states. [2022-02-09 02:11:52,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22852 to 11984. [2022-02-09 02:11:52,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11984 states, 11905 states have (on average 1.9986560268794624) internal successors, (23794), 11983 states have internal predecessors, (23794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:52,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11984 states to 11984 states and 23794 transitions. [2022-02-09 02:11:52,525 INFO L78 Accepts]: Start accepts. Automaton has 11984 states and 23794 transitions. Word has length 104 [2022-02-09 02:11:52,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:11:52,525 INFO L470 AbstractCegarLoop]: Abstraction has 11984 states and 23794 transitions. [2022-02-09 02:11:52,525 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:52,525 INFO L276 IsEmpty]: Start isEmpty. Operand 11984 states and 23794 transitions. [2022-02-09 02:11:52,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:11:52,526 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:52,526 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:52,527 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-02-09 02:11:52,527 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:52,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:52,527 INFO L85 PathProgramCache]: Analyzing trace with hash 950418257, now seen corresponding path program 13 times [2022-02-09 02:11:52,527 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:52,527 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449716525] [2022-02-09 02:11:52,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:52,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:52,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:52,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:52,776 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:52,776 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449716525] [2022-02-09 02:11:52,776 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449716525] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:52,776 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:52,777 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:11:52,777 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165968715] [2022-02-09 02:11:52,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:52,777 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:11:52,777 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:52,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:11:52,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:11:52,778 INFO L87 Difference]: Start difference. First operand 11984 states and 23794 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:54,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:11:54,803 INFO L93 Difference]: Finished difference Result 32329 states and 64223 transitions. [2022-02-09 02:11:54,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-09 02:11:54,803 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:11:54,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:11:54,858 INFO L225 Difference]: With dead ends: 32329 [2022-02-09 02:11:54,858 INFO L226 Difference]: Without dead ends: 32329 [2022-02-09 02:11:54,859 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 475 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=433, Invalid=1459, Unknown=0, NotChecked=0, Total=1892 [2022-02-09 02:11:54,860 INFO L933 BasicCegarLoop]: 1000 mSDtfsCounter, 2237 mSDsluCounter, 5132 mSDsCounter, 0 mSdLazyCounter, 2855 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2237 SdHoareTripleChecker+Valid, 6128 SdHoareTripleChecker+Invalid, 2961 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 2855 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-09 02:11:54,860 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2237 Valid, 6128 Invalid, 2961 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 2855 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-09 02:11:54,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32329 states. [2022-02-09 02:11:55,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32329 to 12226. [2022-02-09 02:11:55,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12226 states, 12147 states have (on average 1.999341401169013) internal successors, (24286), 12225 states have internal predecessors, (24286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:55,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12226 states to 12226 states and 24286 transitions. [2022-02-09 02:11:55,173 INFO L78 Accepts]: Start accepts. Automaton has 12226 states and 24286 transitions. Word has length 104 [2022-02-09 02:11:55,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:11:55,173 INFO L470 AbstractCegarLoop]: Abstraction has 12226 states and 24286 transitions. [2022-02-09 02:11:55,173 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:55,173 INFO L276 IsEmpty]: Start isEmpty. Operand 12226 states and 24286 transitions. [2022-02-09 02:11:55,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:11:55,175 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:55,175 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:55,175 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-02-09 02:11:55,175 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:55,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:55,176 INFO L85 PathProgramCache]: Analyzing trace with hash 1982662923, now seen corresponding path program 14 times [2022-02-09 02:11:55,176 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:55,176 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586530567] [2022-02-09 02:11:55,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:55,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:55,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:55,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:55,376 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:55,376 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586530567] [2022-02-09 02:11:55,376 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586530567] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:55,376 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:55,376 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:11:55,377 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169812948] [2022-02-09 02:11:55,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:55,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:11:55,377 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:55,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:11:55,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:11:55,378 INFO L87 Difference]: Start difference. First operand 12226 states and 24286 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:58,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:11:58,307 INFO L93 Difference]: Finished difference Result 32323 states and 64215 transitions. [2022-02-09 02:11:58,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-02-09 02:11:58,307 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:11:58,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:11:58,368 INFO L225 Difference]: With dead ends: 32323 [2022-02-09 02:11:58,368 INFO L226 Difference]: Without dead ends: 32323 [2022-02-09 02:11:58,369 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 531 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=468, Invalid=1602, Unknown=0, NotChecked=0, Total=2070 [2022-02-09 02:11:58,370 INFO L933 BasicCegarLoop]: 997 mSDtfsCounter, 2188 mSDsluCounter, 6461 mSDsCounter, 0 mSdLazyCounter, 4685 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2188 SdHoareTripleChecker+Valid, 7454 SdHoareTripleChecker+Invalid, 4780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 4685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-09 02:11:58,370 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2188 Valid, 7454 Invalid, 4780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 4685 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-09 02:11:58,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32323 states. [2022-02-09 02:11:58,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32323 to 12240. [2022-02-09 02:11:58,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12240 states, 12161 states have (on average 1.9994243894416577) internal successors, (24315), 12239 states have internal predecessors, (24315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:58,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12240 states to 12240 states and 24315 transitions. [2022-02-09 02:11:58,741 INFO L78 Accepts]: Start accepts. Automaton has 12240 states and 24315 transitions. Word has length 104 [2022-02-09 02:11:58,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:11:58,741 INFO L470 AbstractCegarLoop]: Abstraction has 12240 states and 24315 transitions. [2022-02-09 02:11:58,742 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:11:58,742 INFO L276 IsEmpty]: Start isEmpty. Operand 12240 states and 24315 transitions. [2022-02-09 02:11:58,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:11:58,743 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:11:58,743 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:11:58,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-02-09 02:11:58,743 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:11:58,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:11:58,744 INFO L85 PathProgramCache]: Analyzing trace with hash -1121577135, now seen corresponding path program 15 times [2022-02-09 02:11:58,744 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:11:58,744 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768348829] [2022-02-09 02:11:58,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:11:58,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:11:58,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:11:58,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:11:58,924 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:11:58,924 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768348829] [2022-02-09 02:11:58,924 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768348829] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:11:58,924 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:11:58,924 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:11:58,924 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920385271] [2022-02-09 02:11:58,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:11:58,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:11:58,925 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:11:58,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:11:58,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:11:58,925 INFO L87 Difference]: Start difference. First operand 12240 states and 24315 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:01,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:12:01,285 INFO L93 Difference]: Finished difference Result 32498 states and 64565 transitions. [2022-02-09 02:12:01,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-02-09 02:12:01,285 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:12:01,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:12:01,348 INFO L225 Difference]: With dead ends: 32498 [2022-02-09 02:12:01,348 INFO L226 Difference]: Without dead ends: 32498 [2022-02-09 02:12:01,349 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 501 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=431, Invalid=1549, Unknown=0, NotChecked=0, Total=1980 [2022-02-09 02:12:01,349 INFO L933 BasicCegarLoop]: 995 mSDtfsCounter, 2129 mSDsluCounter, 5661 mSDsCounter, 0 mSdLazyCounter, 3563 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2129 SdHoareTripleChecker+Valid, 6652 SdHoareTripleChecker+Invalid, 3683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 3563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:12:01,349 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2129 Valid, 6652 Invalid, 3683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 3563 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-09 02:12:01,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32498 states. [2022-02-09 02:12:01,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32498 to 12254. [2022-02-09 02:12:01,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12254 states, 12175 states have (on average 1.9995071868583163) internal successors, (24344), 12253 states have internal predecessors, (24344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:01,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12254 states to 12254 states and 24344 transitions. [2022-02-09 02:12:01,647 INFO L78 Accepts]: Start accepts. Automaton has 12254 states and 24344 transitions. Word has length 104 [2022-02-09 02:12:01,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:12:01,648 INFO L470 AbstractCegarLoop]: Abstraction has 12254 states and 24344 transitions. [2022-02-09 02:12:01,648 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:01,648 INFO L276 IsEmpty]: Start isEmpty. Operand 12254 states and 24344 transitions. [2022-02-09 02:12:01,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:12:01,649 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:12:01,649 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:12:01,650 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-02-09 02:12:01,650 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:12:01,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:12:01,650 INFO L85 PathProgramCache]: Analyzing trace with hash 920271183, now seen corresponding path program 16 times [2022-02-09 02:12:01,650 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:12:01,650 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803819249] [2022-02-09 02:12:01,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:12:01,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:12:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:12:01,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:12:01,854 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:12:01,854 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803819249] [2022-02-09 02:12:01,854 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803819249] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:12:01,855 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:12:01,855 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:12:01,855 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27475581] [2022-02-09 02:12:01,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:12:01,855 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:12:01,855 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:12:01,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:12:01,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:12:01,856 INFO L87 Difference]: Start difference. First operand 12254 states and 24344 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:04,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:12:04,704 INFO L93 Difference]: Finished difference Result 32413 states and 64395 transitions. [2022-02-09 02:12:04,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-02-09 02:12:04,705 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:12:04,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:12:04,774 INFO L225 Difference]: With dead ends: 32413 [2022-02-09 02:12:04,774 INFO L226 Difference]: Without dead ends: 32413 [2022-02-09 02:12:04,776 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 500 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=432, Invalid=1548, Unknown=0, NotChecked=0, Total=1980 [2022-02-09 02:12:04,777 INFO L933 BasicCegarLoop]: 1002 mSDtfsCounter, 2100 mSDsluCounter, 6502 mSDsCounter, 0 mSdLazyCounter, 4581 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2100 SdHoareTripleChecker+Valid, 7500 SdHoareTripleChecker+Invalid, 4680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 4581 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:12:04,777 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2100 Valid, 7500 Invalid, 4680 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 4581 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-09 02:12:04,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32413 states. [2022-02-09 02:12:05,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32413 to 12254. [2022-02-09 02:12:05,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12254 states, 12175 states have (on average 1.9995071868583163) internal successors, (24344), 12253 states have internal predecessors, (24344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:05,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12254 states to 12254 states and 24344 transitions. [2022-02-09 02:12:05,125 INFO L78 Accepts]: Start accepts. Automaton has 12254 states and 24344 transitions. Word has length 104 [2022-02-09 02:12:05,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:12:05,125 INFO L470 AbstractCegarLoop]: Abstraction has 12254 states and 24344 transitions. [2022-02-09 02:12:05,125 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:05,125 INFO L276 IsEmpty]: Start isEmpty. Operand 12254 states and 24344 transitions. [2022-02-09 02:12:05,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:12:05,127 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:12:05,127 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:12:05,127 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-02-09 02:12:05,127 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:12:05,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:12:05,128 INFO L85 PathProgramCache]: Analyzing trace with hash 1288917127, now seen corresponding path program 17 times [2022-02-09 02:12:05,128 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:12:05,128 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331132325] [2022-02-09 02:12:05,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:12:05,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:12:05,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:12:05,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:12:05,279 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:12:05,279 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331132325] [2022-02-09 02:12:05,279 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331132325] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:12:05,279 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:12:05,280 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:12:05,280 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315004738] [2022-02-09 02:12:05,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:12:05,280 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:12:05,280 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:12:05,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:12:05,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:12:05,281 INFO L87 Difference]: Start difference. First operand 12254 states and 24344 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:08,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:12:08,689 INFO L93 Difference]: Finished difference Result 32658 states and 64881 transitions. [2022-02-09 02:12:08,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-02-09 02:12:08,690 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:12:08,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:12:08,749 INFO L225 Difference]: With dead ends: 32658 [2022-02-09 02:12:08,749 INFO L226 Difference]: Without dead ends: 32658 [2022-02-09 02:12:08,750 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 988 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=868, Invalid=2914, Unknown=0, NotChecked=0, Total=3782 [2022-02-09 02:12:08,751 INFO L933 BasicCegarLoop]: 1129 mSDtfsCounter, 2359 mSDsluCounter, 7015 mSDsCounter, 0 mSdLazyCounter, 5628 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2359 SdHoareTripleChecker+Valid, 8139 SdHoareTripleChecker+Invalid, 5768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 5628 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-02-09 02:12:08,752 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2359 Valid, 8139 Invalid, 5768 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 5628 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-02-09 02:12:08,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32658 states. [2022-02-09 02:12:08,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32658 to 12268. [2022-02-09 02:12:08,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12268 states, 12189 states have (on average 1.9995897940766265) internal successors, (24373), 12267 states have internal predecessors, (24373), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:09,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12268 states to 12268 states and 24373 transitions. [2022-02-09 02:12:09,005 INFO L78 Accepts]: Start accepts. Automaton has 12268 states and 24373 transitions. Word has length 104 [2022-02-09 02:12:09,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:12:09,005 INFO L470 AbstractCegarLoop]: Abstraction has 12268 states and 24373 transitions. [2022-02-09 02:12:09,005 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:09,005 INFO L276 IsEmpty]: Start isEmpty. Operand 12268 states and 24373 transitions. [2022-02-09 02:12:09,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:12:09,006 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:12:09,007 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:12:09,007 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-02-09 02:12:09,007 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:12:09,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:12:09,007 INFO L85 PathProgramCache]: Analyzing trace with hash -799061653, now seen corresponding path program 3 times [2022-02-09 02:12:09,007 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:12:09,007 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669786500] [2022-02-09 02:12:09,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:12:09,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:12:09,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:12:09,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:12:09,170 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:12:09,171 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669786500] [2022-02-09 02:12:09,171 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669786500] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:12:09,171 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:12:09,171 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:12:09,171 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130634894] [2022-02-09 02:12:09,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:12:09,171 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:12:09,171 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:12:09,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:12:09,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:12:09,172 INFO L87 Difference]: Start difference. First operand 12268 states and 24373 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:12,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:12:12,320 INFO L93 Difference]: Finished difference Result 42363 states and 84184 transitions. [2022-02-09 02:12:12,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-02-09 02:12:12,321 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:12:12,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:12:12,395 INFO L225 Difference]: With dead ends: 42363 [2022-02-09 02:12:12,395 INFO L226 Difference]: Without dead ends: 42363 [2022-02-09 02:12:12,396 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1058 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=590, Invalid=2832, Unknown=0, NotChecked=0, Total=3422 [2022-02-09 02:12:12,396 INFO L933 BasicCegarLoop]: 1188 mSDtfsCounter, 3125 mSDsluCounter, 7689 mSDsCounter, 0 mSdLazyCounter, 4455 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3125 SdHoareTripleChecker+Valid, 8874 SdHoareTripleChecker+Invalid, 4540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 4455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-09 02:12:12,396 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3125 Valid, 8874 Invalid, 4540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 4455 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-09 02:12:12,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42363 states. [2022-02-09 02:12:12,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42363 to 12300. [2022-02-09 02:12:12,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12300 states, 12221 states have (on average 1.9996726945421814) internal successors, (24438), 12299 states have internal predecessors, (24438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:12,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12300 states to 12300 states and 24438 transitions. [2022-02-09 02:12:12,760 INFO L78 Accepts]: Start accepts. Automaton has 12300 states and 24438 transitions. Word has length 104 [2022-02-09 02:12:12,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:12:12,760 INFO L470 AbstractCegarLoop]: Abstraction has 12300 states and 24438 transitions. [2022-02-09 02:12:12,760 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:12,760 INFO L276 IsEmpty]: Start isEmpty. Operand 12300 states and 24438 transitions. [2022-02-09 02:12:12,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:12:12,762 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:12:12,762 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:12:12,762 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-02-09 02:12:12,762 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:12:12,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:12:12,762 INFO L85 PathProgramCache]: Analyzing trace with hash 54098703, now seen corresponding path program 18 times [2022-02-09 02:12:12,762 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:12:12,762 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194304954] [2022-02-09 02:12:12,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:12:12,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:12:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:12:12,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:12:12,921 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:12:12,921 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194304954] [2022-02-09 02:12:12,922 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194304954] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:12:12,922 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:12:12,922 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:12:12,922 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003286076] [2022-02-09 02:12:12,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:12:12,922 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:12:12,922 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:12:12,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:12:12,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:12:12,923 INFO L87 Difference]: Start difference. First operand 12300 states and 24438 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:17,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:12:17,377 INFO L93 Difference]: Finished difference Result 42304 states and 84058 transitions. [2022-02-09 02:12:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-02-09 02:12:17,379 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:12:17,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:12:17,472 INFO L225 Difference]: With dead ends: 42304 [2022-02-09 02:12:17,472 INFO L226 Difference]: Without dead ends: 42304 [2022-02-09 02:12:17,474 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1330 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=961, Invalid=3595, Unknown=0, NotChecked=0, Total=4556 [2022-02-09 02:12:17,474 INFO L933 BasicCegarLoop]: 1284 mSDtfsCounter, 3185 mSDsluCounter, 9461 mSDsCounter, 0 mSdLazyCounter, 7083 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3185 SdHoareTripleChecker+Valid, 10739 SdHoareTripleChecker+Invalid, 7237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 7083 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-02-09 02:12:17,474 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3185 Valid, 10739 Invalid, 7237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 7083 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-02-09 02:12:17,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42304 states. [2022-02-09 02:12:17,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42304 to 12192. [2022-02-09 02:12:17,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12192 states, 12113 states have (on average 1.9993395525468505) internal successors, (24218), 12191 states have internal predecessors, (24218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:17,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12192 states to 12192 states and 24218 transitions. [2022-02-09 02:12:17,841 INFO L78 Accepts]: Start accepts. Automaton has 12192 states and 24218 transitions. Word has length 104 [2022-02-09 02:12:17,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:12:17,841 INFO L470 AbstractCegarLoop]: Abstraction has 12192 states and 24218 transitions. [2022-02-09 02:12:17,842 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:17,842 INFO L276 IsEmpty]: Start isEmpty. Operand 12192 states and 24218 transitions. [2022-02-09 02:12:17,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:12:17,844 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:12:17,844 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:12:17,844 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-02-09 02:12:17,844 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:12:17,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:12:17,845 INFO L85 PathProgramCache]: Analyzing trace with hash -165456061, now seen corresponding path program 4 times [2022-02-09 02:12:17,845 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:12:17,845 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504441391] [2022-02-09 02:12:17,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:12:17,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:12:17,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:12:18,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:12:18,068 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:12:18,068 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504441391] [2022-02-09 02:12:18,068 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504441391] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:12:18,068 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:12:18,068 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:12:18,068 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909763480] [2022-02-09 02:12:18,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:12:18,068 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:12:18,069 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:12:18,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:12:18,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:12:18,069 INFO L87 Difference]: Start difference. First operand 12192 states and 24218 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:20,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:12:20,400 INFO L93 Difference]: Finished difference Result 22589 states and 44864 transitions. [2022-02-09 02:12:20,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-02-09 02:12:20,400 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:12:20,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:12:20,436 INFO L225 Difference]: With dead ends: 22589 [2022-02-09 02:12:20,436 INFO L226 Difference]: Without dead ends: 22589 [2022-02-09 02:12:20,437 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 650 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=456, Invalid=1896, Unknown=0, NotChecked=0, Total=2352 [2022-02-09 02:12:20,437 INFO L933 BasicCegarLoop]: 1098 mSDtfsCounter, 2369 mSDsluCounter, 6397 mSDsCounter, 0 mSdLazyCounter, 3428 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2369 SdHoareTripleChecker+Valid, 7492 SdHoareTripleChecker+Invalid, 3521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 3428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:12:20,437 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2369 Valid, 7492 Invalid, 3521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 3428 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-09 02:12:20,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22589 states. [2022-02-09 02:12:20,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22589 to 12212. [2022-02-09 02:12:20,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12212 states, 12133 states have (on average 1.9994230610731063) internal successors, (24259), 12211 states have internal predecessors, (24259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:20,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12212 states to 12212 states and 24259 transitions. [2022-02-09 02:12:20,652 INFO L78 Accepts]: Start accepts. Automaton has 12212 states and 24259 transitions. Word has length 104 [2022-02-09 02:12:20,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:12:20,653 INFO L470 AbstractCegarLoop]: Abstraction has 12212 states and 24259 transitions. [2022-02-09 02:12:20,653 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:20,653 INFO L276 IsEmpty]: Start isEmpty. Operand 12212 states and 24259 transitions. [2022-02-09 02:12:20,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:12:20,654 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:12:20,654 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:12:20,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-02-09 02:12:20,654 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:12:20,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:12:20,655 INFO L85 PathProgramCache]: Analyzing trace with hash -80627389, now seen corresponding path program 5 times [2022-02-09 02:12:20,655 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:12:20,655 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631931366] [2022-02-09 02:12:20,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:12:20,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:12:20,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:12:20,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:12:20,850 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:12:20,850 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631931366] [2022-02-09 02:12:20,850 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631931366] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:12:20,850 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:12:20,850 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:12:20,851 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276138246] [2022-02-09 02:12:20,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:12:20,851 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:12:20,851 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:12:20,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:12:20,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:12:20,852 INFO L87 Difference]: Start difference. First operand 12212 states and 24259 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:23,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:12:23,600 INFO L93 Difference]: Finished difference Result 22690 states and 45066 transitions. [2022-02-09 02:12:23,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-02-09 02:12:23,600 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:12:23,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:12:23,641 INFO L225 Difference]: With dead ends: 22690 [2022-02-09 02:12:23,641 INFO L226 Difference]: Without dead ends: 22690 [2022-02-09 02:12:23,642 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 590 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=409, Invalid=1753, Unknown=0, NotChecked=0, Total=2162 [2022-02-09 02:12:23,643 INFO L933 BasicCegarLoop]: 1049 mSDtfsCounter, 2313 mSDsluCounter, 7187 mSDsCounter, 0 mSdLazyCounter, 4421 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2313 SdHoareTripleChecker+Valid, 8233 SdHoareTripleChecker+Invalid, 4498 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 4421 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:12:23,643 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2313 Valid, 8233 Invalid, 4498 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 4421 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-09 02:12:23,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22690 states. [2022-02-09 02:12:23,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22690 to 12224. [2022-02-09 02:12:23,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12224 states, 12145 states have (on average 1.9995059695347879) internal successors, (24284), 12223 states have internal predecessors, (24284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:23,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12224 states to 12224 states and 24284 transitions. [2022-02-09 02:12:23,939 INFO L78 Accepts]: Start accepts. Automaton has 12224 states and 24284 transitions. Word has length 104 [2022-02-09 02:12:23,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:12:23,939 INFO L470 AbstractCegarLoop]: Abstraction has 12224 states and 24284 transitions. [2022-02-09 02:12:23,939 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:23,939 INFO L276 IsEmpty]: Start isEmpty. Operand 12224 states and 24284 transitions. [2022-02-09 02:12:23,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:12:23,940 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:12:23,940 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:12:23,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-02-09 02:12:23,941 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:12:23,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:12:23,941 INFO L85 PathProgramCache]: Analyzing trace with hash -1001203355, now seen corresponding path program 6 times [2022-02-09 02:12:23,941 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:12:23,941 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203719644] [2022-02-09 02:12:23,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:12:23,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:12:23,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:12:24,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:12:24,099 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:12:24,099 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203719644] [2022-02-09 02:12:24,099 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203719644] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:12:24,099 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:12:24,099 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:12:24,099 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098399282] [2022-02-09 02:12:24,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:12:24,099 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:12:24,099 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:12:24,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:12:24,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:12:24,100 INFO L87 Difference]: Start difference. First operand 12224 states and 24284 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:26,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:12:26,334 INFO L93 Difference]: Finished difference Result 22764 states and 45214 transitions. [2022-02-09 02:12:26,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-02-09 02:12:26,334 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:12:26,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:12:26,373 INFO L225 Difference]: With dead ends: 22764 [2022-02-09 02:12:26,373 INFO L226 Difference]: Without dead ends: 22764 [2022-02-09 02:12:26,374 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 527 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=367, Invalid=1613, Unknown=0, NotChecked=0, Total=1980 [2022-02-09 02:12:26,374 INFO L933 BasicCegarLoop]: 1015 mSDtfsCounter, 2270 mSDsluCounter, 6466 mSDsCounter, 0 mSdLazyCounter, 3471 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2270 SdHoareTripleChecker+Valid, 7478 SdHoareTripleChecker+Invalid, 3560 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 3471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-09 02:12:26,374 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2270 Valid, 7478 Invalid, 3560 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 3471 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-09 02:12:26,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22764 states. [2022-02-09 02:12:26,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22764 to 12236. [2022-02-09 02:12:26,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12236 states, 12157 states have (on average 1.9995887143209674) internal successors, (24309), 12235 states have internal predecessors, (24309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:26,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12236 states to 12236 states and 24309 transitions. [2022-02-09 02:12:26,620 INFO L78 Accepts]: Start accepts. Automaton has 12236 states and 24309 transitions. Word has length 104 [2022-02-09 02:12:26,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:12:26,620 INFO L470 AbstractCegarLoop]: Abstraction has 12236 states and 24309 transitions. [2022-02-09 02:12:26,620 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:26,620 INFO L276 IsEmpty]: Start isEmpty. Operand 12236 states and 24309 transitions. [2022-02-09 02:12:26,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:12:26,622 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:12:26,622 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:12:26,622 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-02-09 02:12:26,622 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:12:26,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:12:26,623 INFO L85 PathProgramCache]: Analyzing trace with hash 2136653729, now seen corresponding path program 7 times [2022-02-09 02:12:26,623 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:12:26,623 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579264493] [2022-02-09 02:12:26,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:12:26,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:12:26,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:12:26,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:12:26,782 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:12:26,782 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579264493] [2022-02-09 02:12:26,782 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1579264493] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:12:26,782 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:12:26,782 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:12:26,783 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464471661] [2022-02-09 02:12:26,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:12:26,783 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:12:26,783 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:12:26,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:12:26,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:12:26,784 INFO L87 Difference]: Start difference. First operand 12236 states and 24309 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:29,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:12:29,923 INFO L93 Difference]: Finished difference Result 32341 states and 64254 transitions. [2022-02-09 02:12:29,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-02-09 02:12:29,924 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:12:29,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:12:29,983 INFO L225 Difference]: With dead ends: 32341 [2022-02-09 02:12:29,983 INFO L226 Difference]: Without dead ends: 32341 [2022-02-09 02:12:29,984 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 793 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=521, Invalid=2235, Unknown=0, NotChecked=0, Total=2756 [2022-02-09 02:12:29,984 INFO L933 BasicCegarLoop]: 1196 mSDtfsCounter, 2713 mSDsluCounter, 7699 mSDsCounter, 0 mSdLazyCounter, 4210 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2713 SdHoareTripleChecker+Valid, 8892 SdHoareTripleChecker+Invalid, 4279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 4210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-09 02:12:29,984 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2713 Valid, 8892 Invalid, 4279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 4210 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-09 02:12:30,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32341 states. [2022-02-09 02:12:30,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32341 to 12272. [2022-02-09 02:12:30,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12272 states, 12193 states have (on average 1.9996719429180678) internal successors, (24382), 12271 states have internal predecessors, (24382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:30,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12272 states to 12272 states and 24382 transitions. [2022-02-09 02:12:30,336 INFO L78 Accepts]: Start accepts. Automaton has 12272 states and 24382 transitions. Word has length 104 [2022-02-09 02:12:30,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:12:30,336 INFO L470 AbstractCegarLoop]: Abstraction has 12272 states and 24382 transitions. [2022-02-09 02:12:30,336 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:30,336 INFO L276 IsEmpty]: Start isEmpty. Operand 12272 states and 24382 transitions. [2022-02-09 02:12:30,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:12:30,337 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:12:30,337 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:12:30,338 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-02-09 02:12:30,338 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:12:30,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:12:30,338 INFO L85 PathProgramCache]: Analyzing trace with hash -1516032753, now seen corresponding path program 19 times [2022-02-09 02:12:30,338 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:12:30,338 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161780903] [2022-02-09 02:12:30,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:12:30,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:12:30,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:12:30,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:12:30,514 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:12:30,514 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161780903] [2022-02-09 02:12:30,514 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161780903] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:12:30,514 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:12:30,514 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:12:30,514 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657253691] [2022-02-09 02:12:30,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:12:30,515 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:12:30,515 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:12:30,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:12:30,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:12:30,515 INFO L87 Difference]: Start difference. First operand 12272 states and 24382 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:33,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:12:33,844 INFO L93 Difference]: Finished difference Result 32265 states and 64091 transitions. [2022-02-09 02:12:33,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-09 02:12:33,844 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:12:33,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:12:33,896 INFO L225 Difference]: With dead ends: 32265 [2022-02-09 02:12:33,896 INFO L226 Difference]: Without dead ends: 32265 [2022-02-09 02:12:33,897 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 981 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=771, Invalid=2889, Unknown=0, NotChecked=0, Total=3660 [2022-02-09 02:12:33,897 INFO L933 BasicCegarLoop]: 1263 mSDtfsCounter, 2849 mSDsluCounter, 7786 mSDsCounter, 0 mSdLazyCounter, 4917 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2849 SdHoareTripleChecker+Valid, 9044 SdHoareTripleChecker+Invalid, 5010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 4917 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-09 02:12:33,897 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2849 Valid, 9044 Invalid, 5010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 4917 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-09 02:12:33,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32265 states. [2022-02-09 02:12:34,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32265 to 12192. [2022-02-09 02:12:34,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12192 states, 12113 states have (on average 1.9993395525468505) internal successors, (24218), 12191 states have internal predecessors, (24218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:34,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12192 states to 12192 states and 24218 transitions. [2022-02-09 02:12:34,182 INFO L78 Accepts]: Start accepts. Automaton has 12192 states and 24218 transitions. Word has length 104 [2022-02-09 02:12:34,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:12:34,182 INFO L470 AbstractCegarLoop]: Abstraction has 12192 states and 24218 transitions. [2022-02-09 02:12:34,182 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:34,182 INFO L276 IsEmpty]: Start isEmpty. Operand 12192 states and 24218 transitions. [2022-02-09 02:12:34,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:12:34,184 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:12:34,184 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:12:34,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-02-09 02:12:34,184 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:12:34,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:12:34,184 INFO L85 PathProgramCache]: Analyzing trace with hash -834713763, now seen corresponding path program 8 times [2022-02-09 02:12:34,184 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:12:34,184 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403755797] [2022-02-09 02:12:34,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:12:34,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:12:34,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:12:34,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:12:34,354 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:12:34,354 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403755797] [2022-02-09 02:12:34,355 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403755797] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:12:34,355 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:12:34,355 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:12:34,355 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241222860] [2022-02-09 02:12:34,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:12:34,355 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:12:34,356 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:12:34,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:12:34,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:12:34,362 INFO L87 Difference]: Start difference. First operand 12192 states and 24218 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:37,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:12:37,598 INFO L93 Difference]: Finished difference Result 41517 states and 82492 transitions. [2022-02-09 02:12:37,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-02-09 02:12:37,598 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:12:37,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:12:37,675 INFO L225 Difference]: With dead ends: 41517 [2022-02-09 02:12:37,676 INFO L226 Difference]: Without dead ends: 41517 [2022-02-09 02:12:37,676 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 921 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=568, Invalid=2512, Unknown=0, NotChecked=0, Total=3080 [2022-02-09 02:12:37,676 INFO L933 BasicCegarLoop]: 1264 mSDtfsCounter, 2717 mSDsluCounter, 8493 mSDsCounter, 0 mSdLazyCounter, 4821 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2717 SdHoareTripleChecker+Valid, 9754 SdHoareTripleChecker+Invalid, 4895 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 4821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-09 02:12:37,677 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2717 Valid, 9754 Invalid, 4895 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 4821 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-09 02:12:37,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41517 states. [2022-02-09 02:12:37,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41517 to 12248. [2022-02-09 02:12:37,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12248 states, 12169 states have (on average 1.9996712959158518) internal successors, (24334), 12247 states have internal predecessors, (24334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:38,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12248 states to 12248 states and 24334 transitions. [2022-02-09 02:12:38,013 INFO L78 Accepts]: Start accepts. Automaton has 12248 states and 24334 transitions. Word has length 104 [2022-02-09 02:12:38,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:12:38,013 INFO L470 AbstractCegarLoop]: Abstraction has 12248 states and 24334 transitions. [2022-02-09 02:12:38,013 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:38,013 INFO L276 IsEmpty]: Start isEmpty. Operand 12248 states and 24334 transitions. [2022-02-09 02:12:38,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:12:38,014 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:12:38,015 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:12:38,015 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-02-09 02:12:38,015 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:12:38,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:12:38,015 INFO L85 PathProgramCache]: Analyzing trace with hash -192432949, now seen corresponding path program 20 times [2022-02-09 02:12:38,015 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:12:38,015 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409874603] [2022-02-09 02:12:38,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:12:38,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:12:38,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:12:38,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:12:38,156 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:12:38,156 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409874603] [2022-02-09 02:12:38,156 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409874603] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:12:38,156 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:12:38,156 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:12:38,156 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475654209] [2022-02-09 02:12:38,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:12:38,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:12:38,156 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:12:38,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:12:38,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:12:38,157 INFO L87 Difference]: Start difference. First operand 12248 states and 24334 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:42,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:12:42,411 INFO L93 Difference]: Finished difference Result 41733 states and 82908 transitions. [2022-02-09 02:12:42,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-09 02:12:42,412 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:12:42,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:12:42,491 INFO L225 Difference]: With dead ends: 41733 [2022-02-09 02:12:42,491 INFO L226 Difference]: Without dead ends: 41733 [2022-02-09 02:12:42,492 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 981 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=771, Invalid=2889, Unknown=0, NotChecked=0, Total=3660 [2022-02-09 02:12:42,492 INFO L933 BasicCegarLoop]: 1481 mSDtfsCounter, 2836 mSDsluCounter, 9481 mSDsCounter, 0 mSdLazyCounter, 7139 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2836 SdHoareTripleChecker+Valid, 10956 SdHoareTripleChecker+Invalid, 7227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 7139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-02-09 02:12:42,492 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2836 Valid, 10956 Invalid, 7227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 7139 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-02-09 02:12:42,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41733 states. [2022-02-09 02:12:42,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41733 to 12124. [2022-02-09 02:12:42,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12124 states, 12045 states have (on average 1.9993358239933583) internal successors, (24082), 12123 states have internal predecessors, (24082), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:42,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12124 states to 12124 states and 24082 transitions. [2022-02-09 02:12:42,972 INFO L78 Accepts]: Start accepts. Automaton has 12124 states and 24082 transitions. Word has length 104 [2022-02-09 02:12:42,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:12:42,973 INFO L470 AbstractCegarLoop]: Abstraction has 12124 states and 24082 transitions. [2022-02-09 02:12:42,973 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:42,973 INFO L276 IsEmpty]: Start isEmpty. Operand 12124 states and 24082 transitions. [2022-02-09 02:12:42,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:12:42,974 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:12:42,974 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:12:42,974 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-02-09 02:12:42,974 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:12:42,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:12:42,975 INFO L85 PathProgramCache]: Analyzing trace with hash -1744714583, now seen corresponding path program 21 times [2022-02-09 02:12:42,975 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:12:42,975 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642432165] [2022-02-09 02:12:42,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:12:42,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:12:43,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:12:43,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:12:43,178 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:12:43,178 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642432165] [2022-02-09 02:12:43,178 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642432165] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:12:43,178 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:12:43,178 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:12:43,178 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743903120] [2022-02-09 02:12:43,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:12:43,178 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:12:43,178 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:12:43,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:12:43,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:12:43,179 INFO L87 Difference]: Start difference. First operand 12124 states and 24082 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:45,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:12:45,730 INFO L93 Difference]: Finished difference Result 23034 states and 45782 transitions. [2022-02-09 02:12:45,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-09 02:12:45,731 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:12:45,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:12:45,768 INFO L225 Difference]: With dead ends: 23034 [2022-02-09 02:12:45,768 INFO L226 Difference]: Without dead ends: 23034 [2022-02-09 02:12:45,769 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=279, Invalid=1053, Unknown=0, NotChecked=0, Total=1332 [2022-02-09 02:12:45,769 INFO L933 BasicCegarLoop]: 892 mSDtfsCounter, 1312 mSDsluCounter, 6026 mSDsCounter, 0 mSdLazyCounter, 4266 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1312 SdHoareTripleChecker+Valid, 6915 SdHoareTripleChecker+Invalid, 4365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 4266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:12:45,769 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1312 Valid, 6915 Invalid, 4365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 4266 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-09 02:12:45,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23034 states. [2022-02-09 02:12:45,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23034 to 12235. [2022-02-09 02:12:45,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12235 states, 12156 states have (on average 1.9993418887792036) internal successors, (24304), 12234 states have internal predecessors, (24304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:46,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12235 states to 12235 states and 24304 transitions. [2022-02-09 02:12:46,006 INFO L78 Accepts]: Start accepts. Automaton has 12235 states and 24304 transitions. Word has length 104 [2022-02-09 02:12:46,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:12:46,006 INFO L470 AbstractCegarLoop]: Abstraction has 12235 states and 24304 transitions. [2022-02-09 02:12:46,007 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:46,007 INFO L276 IsEmpty]: Start isEmpty. Operand 12235 states and 24304 transitions. [2022-02-09 02:12:46,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:12:46,008 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:12:46,009 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:12:46,009 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-02-09 02:12:46,009 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:12:46,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:12:46,009 INFO L85 PathProgramCache]: Analyzing trace with hash -712469917, now seen corresponding path program 22 times [2022-02-09 02:12:46,009 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:12:46,009 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815853331] [2022-02-09 02:12:46,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:12:46,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:12:46,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:12:46,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:12:46,219 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:12:46,220 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815853331] [2022-02-09 02:12:46,220 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1815853331] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:12:46,220 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:12:46,220 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:12:46,220 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486077278] [2022-02-09 02:12:46,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:12:46,220 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:12:46,221 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:12:46,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:12:46,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:12:46,221 INFO L87 Difference]: Start difference. First operand 12235 states and 24304 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:48,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:12:48,874 INFO L93 Difference]: Finished difference Result 23028 states and 45774 transitions. [2022-02-09 02:12:48,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 02:12:48,875 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:12:48,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:12:48,922 INFO L225 Difference]: With dead ends: 23028 [2022-02-09 02:12:48,922 INFO L226 Difference]: Without dead ends: 23028 [2022-02-09 02:12:48,923 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 284 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=300, Invalid=1182, Unknown=0, NotChecked=0, Total=1482 [2022-02-09 02:12:48,923 INFO L933 BasicCegarLoop]: 889 mSDtfsCounter, 1351 mSDsluCounter, 6335 mSDsCounter, 0 mSdLazyCounter, 4648 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1351 SdHoareTripleChecker+Valid, 7221 SdHoareTripleChecker+Invalid, 4741 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 4648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:12:48,923 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1351 Valid, 7221 Invalid, 4741 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 4648 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-09 02:12:48,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23028 states. [2022-02-09 02:12:49,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23028 to 12249. [2022-02-09 02:12:49,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12249 states, 12170 states have (on average 1.9994248151191454) internal successors, (24333), 12248 states have internal predecessors, (24333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:49,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12249 states to 12249 states and 24333 transitions. [2022-02-09 02:12:49,173 INFO L78 Accepts]: Start accepts. Automaton has 12249 states and 24333 transitions. Word has length 104 [2022-02-09 02:12:49,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:12:49,173 INFO L470 AbstractCegarLoop]: Abstraction has 12249 states and 24333 transitions. [2022-02-09 02:12:49,173 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:49,174 INFO L276 IsEmpty]: Start isEmpty. Operand 12249 states and 24333 transitions. [2022-02-09 02:12:49,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:12:49,175 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:12:49,175 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:12:49,175 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-02-09 02:12:49,175 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:12:49,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:12:49,176 INFO L85 PathProgramCache]: Analyzing trace with hash 478257321, now seen corresponding path program 23 times [2022-02-09 02:12:49,176 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:12:49,176 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883630497] [2022-02-09 02:12:49,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:12:49,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:12:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:12:49,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:12:49,367 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:12:49,367 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883630497] [2022-02-09 02:12:49,367 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883630497] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:12:49,367 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:12:49,367 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:12:49,367 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68987630] [2022-02-09 02:12:49,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:12:49,368 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:12:49,368 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:12:49,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:12:49,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:12:49,369 INFO L87 Difference]: Start difference. First operand 12249 states and 24333 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:51,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:12:51,870 INFO L93 Difference]: Finished difference Result 23203 states and 46124 transitions. [2022-02-09 02:12:51,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-09 02:12:51,870 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:12:51,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:12:51,915 INFO L225 Difference]: With dead ends: 23203 [2022-02-09 02:12:51,915 INFO L226 Difference]: Without dead ends: 23203 [2022-02-09 02:12:51,916 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 269 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=270, Invalid=1136, Unknown=0, NotChecked=0, Total=1406 [2022-02-09 02:12:51,916 INFO L933 BasicCegarLoop]: 890 mSDtfsCounter, 1249 mSDsluCounter, 6114 mSDsCounter, 0 mSdLazyCounter, 4501 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1249 SdHoareTripleChecker+Valid, 7001 SdHoareTripleChecker+Invalid, 4596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 4501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:12:51,916 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1249 Valid, 7001 Invalid, 4596 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 4501 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-09 02:12:51,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23203 states. [2022-02-09 02:12:52,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23203 to 12263. [2022-02-09 02:12:52,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12263 states, 12184 states have (on average 1.9995075508864084) internal successors, (24362), 12262 states have internal predecessors, (24362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:52,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12263 states to 12263 states and 24362 transitions. [2022-02-09 02:12:52,149 INFO L78 Accepts]: Start accepts. Automaton has 12263 states and 24362 transitions. Word has length 104 [2022-02-09 02:12:52,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:12:52,149 INFO L470 AbstractCegarLoop]: Abstraction has 12263 states and 24362 transitions. [2022-02-09 02:12:52,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:52,150 INFO L276 IsEmpty]: Start isEmpty. Operand 12263 states and 24362 transitions. [2022-02-09 02:12:52,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:12:52,151 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:12:52,151 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:12:52,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-02-09 02:12:52,151 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:12:52,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:12:52,152 INFO L85 PathProgramCache]: Analyzing trace with hash -1774861657, now seen corresponding path program 24 times [2022-02-09 02:12:52,152 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:12:52,152 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993299380] [2022-02-09 02:12:52,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:12:52,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:12:52,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:12:52,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:12:52,356 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:12:52,356 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993299380] [2022-02-09 02:12:52,356 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993299380] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:12:52,356 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:12:52,356 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:12:52,356 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237991098] [2022-02-09 02:12:52,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:12:52,358 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:12:52,358 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:12:52,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:12:52,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:12:52,358 INFO L87 Difference]: Start difference. First operand 12263 states and 24362 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:55,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:12:55,367 INFO L93 Difference]: Finished difference Result 23118 states and 45954 transitions. [2022-02-09 02:12:55,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-09 02:12:55,367 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:12:55,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:12:55,404 INFO L225 Difference]: With dead ends: 23118 [2022-02-09 02:12:55,404 INFO L226 Difference]: Without dead ends: 23118 [2022-02-09 02:12:55,405 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 268 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=271, Invalid=1135, Unknown=0, NotChecked=0, Total=1406 [2022-02-09 02:12:55,405 INFO L933 BasicCegarLoop]: 897 mSDtfsCounter, 1208 mSDsluCounter, 7320 mSDsCounter, 0 mSdLazyCounter, 5846 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1208 SdHoareTripleChecker+Valid, 8214 SdHoareTripleChecker+Invalid, 5925 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 5846 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-02-09 02:12:55,405 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1208 Valid, 8214 Invalid, 5925 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 5846 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-02-09 02:12:55,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23118 states. [2022-02-09 02:12:55,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23118 to 12263. [2022-02-09 02:12:55,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12263 states, 12184 states have (on average 1.9995075508864084) internal successors, (24362), 12262 states have internal predecessors, (24362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:55,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12263 states to 12263 states and 24362 transitions. [2022-02-09 02:12:55,652 INFO L78 Accepts]: Start accepts. Automaton has 12263 states and 24362 transitions. Word has length 104 [2022-02-09 02:12:55,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:12:55,653 INFO L470 AbstractCegarLoop]: Abstraction has 12263 states and 24362 transitions. [2022-02-09 02:12:55,653 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:55,653 INFO L276 IsEmpty]: Start isEmpty. Operand 12263 states and 24362 transitions. [2022-02-09 02:12:55,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:12:55,654 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:12:55,654 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:12:55,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-02-09 02:12:55,654 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:12:55,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:12:55,655 INFO L85 PathProgramCache]: Analyzing trace with hash -1406215713, now seen corresponding path program 25 times [2022-02-09 02:12:55,655 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:12:55,655 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862923865] [2022-02-09 02:12:55,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:12:55,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:12:55,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:12:55,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:12:55,847 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:12:55,847 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862923865] [2022-02-09 02:12:55,847 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862923865] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:12:55,847 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:12:55,847 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:12:55,847 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74471882] [2022-02-09 02:12:55,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:12:55,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:12:55,848 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:12:55,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:12:55,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:12:55,849 INFO L87 Difference]: Start difference. First operand 12263 states and 24362 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:59,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:12:59,288 INFO L93 Difference]: Finished difference Result 23339 states and 46392 transitions. [2022-02-09 02:12:59,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-02-09 02:12:59,288 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:12:59,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:12:59,327 INFO L225 Difference]: With dead ends: 23339 [2022-02-09 02:12:59,328 INFO L226 Difference]: Without dead ends: 23339 [2022-02-09 02:12:59,328 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 543 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=552, Invalid=2100, Unknown=0, NotChecked=0, Total=2652 [2022-02-09 02:12:59,329 INFO L933 BasicCegarLoop]: 1041 mSDtfsCounter, 1319 mSDsluCounter, 7717 mSDsCounter, 0 mSdLazyCounter, 6594 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1319 SdHoareTripleChecker+Valid, 8754 SdHoareTripleChecker+Invalid, 6720 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 6594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:12:59,329 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1319 Valid, 8754 Invalid, 6720 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 6594 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-02-09 02:12:59,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23339 states. [2022-02-09 02:12:59,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23339 to 12281. [2022-02-09 02:12:59,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12281 states, 12202 states have (on average 1.999590231109654) internal successors, (24399), 12280 states have internal predecessors, (24399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:59,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12281 states to 12281 states and 24399 transitions. [2022-02-09 02:12:59,573 INFO L78 Accepts]: Start accepts. Automaton has 12281 states and 24399 transitions. Word has length 104 [2022-02-09 02:12:59,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:12:59,574 INFO L470 AbstractCegarLoop]: Abstraction has 12281 states and 24399 transitions. [2022-02-09 02:12:59,574 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:12:59,574 INFO L276 IsEmpty]: Start isEmpty. Operand 12281 states and 24399 transitions. [2022-02-09 02:12:59,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:12:59,575 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:12:59,575 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:12:59,576 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-02-09 02:12:59,576 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:12:59,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:12:59,576 INFO L85 PathProgramCache]: Analyzing trace with hash 800772803, now seen corresponding path program 9 times [2022-02-09 02:12:59,576 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:12:59,576 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723319384] [2022-02-09 02:12:59,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:12:59,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:12:59,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:12:59,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:12:59,797 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:12:59,798 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723319384] [2022-02-09 02:12:59,798 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1723319384] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:12:59,798 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:12:59,798 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:12:59,798 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613335469] [2022-02-09 02:12:59,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:12:59,798 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:12:59,798 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:12:59,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:12:59,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:12:59,799 INFO L87 Difference]: Start difference. First operand 12281 states and 24399 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:02,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:13:02,012 INFO L93 Difference]: Finished difference Result 22935 states and 45590 transitions. [2022-02-09 02:13:02,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 02:13:02,013 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:13:02,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:13:02,064 INFO L225 Difference]: With dead ends: 22935 [2022-02-09 02:13:02,065 INFO L226 Difference]: Without dead ends: 22935 [2022-02-09 02:13:02,065 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=255, Invalid=1227, Unknown=0, NotChecked=0, Total=1482 [2022-02-09 02:13:02,065 INFO L933 BasicCegarLoop]: 1087 mSDtfsCounter, 1890 mSDsluCounter, 7351 mSDsCounter, 0 mSdLazyCounter, 4112 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1890 SdHoareTripleChecker+Valid, 8436 SdHoareTripleChecker+Invalid, 4179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 4112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:13:02,066 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1890 Valid, 8436 Invalid, 4179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 4112 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-09 02:13:02,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22935 states. [2022-02-09 02:13:02,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22935 to 12269. [2022-02-09 02:13:02,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12269 states, 12190 states have (on average 1.9996718621821166) internal successors, (24376), 12268 states have internal predecessors, (24376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:02,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12269 states to 12269 states and 24376 transitions. [2022-02-09 02:13:02,350 INFO L78 Accepts]: Start accepts. Automaton has 12269 states and 24376 transitions. Word has length 104 [2022-02-09 02:13:02,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:13:02,351 INFO L470 AbstractCegarLoop]: Abstraction has 12269 states and 24376 transitions. [2022-02-09 02:13:02,351 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:02,351 INFO L276 IsEmpty]: Start isEmpty. Operand 12269 states and 24376 transitions. [2022-02-09 02:13:02,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:13:02,353 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:13:02,353 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:13:02,353 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-02-09 02:13:02,353 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:13:02,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:13:02,353 INFO L85 PathProgramCache]: Analyzing trace with hash 1653933159, now seen corresponding path program 26 times [2022-02-09 02:13:02,353 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:13:02,354 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687167603] [2022-02-09 02:13:02,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:13:02,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:13:02,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:13:02,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:13:02,496 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:13:02,496 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687167603] [2022-02-09 02:13:02,496 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687167603] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:13:02,496 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:13:02,496 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:13:02,497 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795920284] [2022-02-09 02:13:02,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:13:02,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:13:02,497 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:13:02,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:13:02,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:13:02,498 INFO L87 Difference]: Start difference. First operand 12269 states and 24376 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:05,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:13:05,845 INFO L93 Difference]: Finished difference Result 22926 states and 45566 transitions. [2022-02-09 02:13:05,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-02-09 02:13:05,846 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:13:05,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:13:05,892 INFO L225 Difference]: With dead ends: 22926 [2022-02-09 02:13:05,893 INFO L226 Difference]: Without dead ends: 22926 [2022-02-09 02:13:05,893 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 721 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=589, Invalid=2491, Unknown=0, NotChecked=0, Total=3080 [2022-02-09 02:13:05,894 INFO L933 BasicCegarLoop]: 1199 mSDtfsCounter, 1769 mSDsluCounter, 8631 mSDsCounter, 0 mSdLazyCounter, 6035 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1769 SdHoareTripleChecker+Valid, 9825 SdHoareTripleChecker+Invalid, 6146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 6035 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-02-09 02:13:05,894 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1769 Valid, 9825 Invalid, 6146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 6035 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-02-09 02:13:05,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22926 states. [2022-02-09 02:13:06,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22926 to 12129. [2022-02-09 02:13:06,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12129 states, 12050 states have (on average 1.9993360995850622) internal successors, (24092), 12128 states have internal predecessors, (24092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:06,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12129 states to 12129 states and 24092 transitions. [2022-02-09 02:13:06,145 INFO L78 Accepts]: Start accepts. Automaton has 12129 states and 24092 transitions. Word has length 104 [2022-02-09 02:13:06,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:13:06,146 INFO L470 AbstractCegarLoop]: Abstraction has 12129 states and 24092 transitions. [2022-02-09 02:13:06,146 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:06,146 INFO L276 IsEmpty]: Start isEmpty. Operand 12129 states and 24092 transitions. [2022-02-09 02:13:06,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:13:06,147 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:13:06,147 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:13:06,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-02-09 02:13:06,148 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:13:06,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:13:06,148 INFO L85 PathProgramCache]: Analyzing trace with hash 995634129, now seen corresponding path program 27 times [2022-02-09 02:13:06,148 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:13:06,148 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517455963] [2022-02-09 02:13:06,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:13:06,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:13:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:13:06,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:13:06,332 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:13:06,332 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517455963] [2022-02-09 02:13:06,332 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517455963] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:13:06,332 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:13:06,332 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:13:06,332 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887280086] [2022-02-09 02:13:06,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:13:06,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:13:06,333 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:13:06,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:13:06,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:13:06,334 INFO L87 Difference]: Start difference. First operand 12129 states and 24092 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:08,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:13:08,763 INFO L93 Difference]: Finished difference Result 33250 states and 66097 transitions. [2022-02-09 02:13:08,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-09 02:13:08,763 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:13:08,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:13:08,832 INFO L225 Difference]: With dead ends: 33250 [2022-02-09 02:13:08,832 INFO L226 Difference]: Without dead ends: 33250 [2022-02-09 02:13:08,832 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 348 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=345, Invalid=1295, Unknown=0, NotChecked=0, Total=1640 [2022-02-09 02:13:08,833 INFO L933 BasicCegarLoop]: 1071 mSDtfsCounter, 1576 mSDsluCounter, 6428 mSDsCounter, 0 mSdLazyCounter, 3907 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1576 SdHoareTripleChecker+Valid, 7496 SdHoareTripleChecker+Invalid, 3982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 3907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-09 02:13:08,833 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1576 Valid, 7496 Invalid, 3982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 3907 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-09 02:13:08,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33250 states. [2022-02-09 02:13:09,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33250 to 12271. [2022-02-09 02:13:09,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12271 states, 12192 states have (on average 1.9993438320209973) internal successors, (24376), 12270 states have internal predecessors, (24376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:09,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12271 states to 12271 states and 24376 transitions. [2022-02-09 02:13:09,175 INFO L78 Accepts]: Start accepts. Automaton has 12271 states and 24376 transitions. Word has length 104 [2022-02-09 02:13:09,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:13:09,175 INFO L470 AbstractCegarLoop]: Abstraction has 12271 states and 24376 transitions. [2022-02-09 02:13:09,175 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:09,175 INFO L276 IsEmpty]: Start isEmpty. Operand 12271 states and 24376 transitions. [2022-02-09 02:13:09,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:13:09,176 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:13:09,176 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:13:09,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-02-09 02:13:09,177 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:13:09,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:13:09,177 INFO L85 PathProgramCache]: Analyzing trace with hash 2027878795, now seen corresponding path program 28 times [2022-02-09 02:13:09,177 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:13:09,177 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425517527] [2022-02-09 02:13:09,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:13:09,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:13:09,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:13:09,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:13:09,375 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:13:09,375 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425517527] [2022-02-09 02:13:09,375 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425517527] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:13:09,375 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:13:09,375 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:13:09,376 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591866897] [2022-02-09 02:13:09,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:13:09,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:13:09,376 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:13:09,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:13:09,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:13:09,377 INFO L87 Difference]: Start difference. First operand 12271 states and 24376 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:11,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:13:11,990 INFO L93 Difference]: Finished difference Result 33244 states and 66089 transitions. [2022-02-09 02:13:11,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-09 02:13:11,990 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:13:11,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:13:12,054 INFO L225 Difference]: With dead ends: 33244 [2022-02-09 02:13:12,055 INFO L226 Difference]: Without dead ends: 33244 [2022-02-09 02:13:12,055 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 396 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=372, Invalid=1434, Unknown=0, NotChecked=0, Total=1806 [2022-02-09 02:13:12,056 INFO L933 BasicCegarLoop]: 1068 mSDtfsCounter, 1628 mSDsluCounter, 6485 mSDsCounter, 0 mSdLazyCounter, 4245 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1628 SdHoareTripleChecker+Valid, 7550 SdHoareTripleChecker+Invalid, 4351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 4245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:13:12,056 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1628 Valid, 7550 Invalid, 4351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 4245 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-09 02:13:12,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33244 states. [2022-02-09 02:13:12,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33244 to 12285. [2022-02-09 02:13:12,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12285 states, 12206 states have (on average 1.9994265115516958) internal successors, (24405), 12284 states have internal predecessors, (24405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:12,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12285 states to 12285 states and 24405 transitions. [2022-02-09 02:13:12,398 INFO L78 Accepts]: Start accepts. Automaton has 12285 states and 24405 transitions. Word has length 104 [2022-02-09 02:13:12,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:13:12,399 INFO L470 AbstractCegarLoop]: Abstraction has 12285 states and 24405 transitions. [2022-02-09 02:13:12,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:12,399 INFO L276 IsEmpty]: Start isEmpty. Operand 12285 states and 24405 transitions. [2022-02-09 02:13:12,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:13:12,400 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:13:12,401 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:13:12,401 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-02-09 02:13:12,401 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:13:12,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:13:12,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1076361263, now seen corresponding path program 29 times [2022-02-09 02:13:12,401 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:13:12,401 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019966970] [2022-02-09 02:13:12,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:13:12,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:13:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:13:12,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:13:12,577 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:13:12,578 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019966970] [2022-02-09 02:13:12,578 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1019966970] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:13:12,578 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:13:12,578 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:13:12,578 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313388815] [2022-02-09 02:13:12,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:13:12,578 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:13:12,578 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:13:12,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:13:12,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:13:12,579 INFO L87 Difference]: Start difference. First operand 12285 states and 24405 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:16,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:13:16,068 INFO L93 Difference]: Finished difference Result 33419 states and 66439 transitions. [2022-02-09 02:13:16,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-09 02:13:16,068 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:13:16,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:13:16,142 INFO L225 Difference]: With dead ends: 33419 [2022-02-09 02:13:16,143 INFO L226 Difference]: Without dead ends: 33419 [2022-02-09 02:13:16,143 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 374 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=340, Invalid=1382, Unknown=0, NotChecked=0, Total=1722 [2022-02-09 02:13:16,144 INFO L933 BasicCegarLoop]: 1092 mSDtfsCounter, 1516 mSDsluCounter, 8171 mSDsCounter, 0 mSdLazyCounter, 6379 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1516 SdHoareTripleChecker+Valid, 9260 SdHoareTripleChecker+Invalid, 6477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 6379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-02-09 02:13:16,144 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1516 Valid, 9260 Invalid, 6477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 6379 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-02-09 02:13:16,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33419 states. [2022-02-09 02:13:16,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33419 to 12299. [2022-02-09 02:13:16,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12299 states, 12220 states have (on average 1.9995090016366612) internal successors, (24434), 12298 states have internal predecessors, (24434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:16,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12299 states to 12299 states and 24434 transitions. [2022-02-09 02:13:16,533 INFO L78 Accepts]: Start accepts. Automaton has 12299 states and 24434 transitions. Word has length 104 [2022-02-09 02:13:16,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:13:16,533 INFO L470 AbstractCegarLoop]: Abstraction has 12299 states and 24434 transitions. [2022-02-09 02:13:16,533 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:16,533 INFO L276 IsEmpty]: Start isEmpty. Operand 12299 states and 24434 transitions. [2022-02-09 02:13:16,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:13:16,535 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:13:16,535 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:13:16,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-02-09 02:13:16,535 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:13:16,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:13:16,536 INFO L85 PathProgramCache]: Analyzing trace with hash 965487055, now seen corresponding path program 30 times [2022-02-09 02:13:16,536 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:13:16,536 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948740856] [2022-02-09 02:13:16,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:13:16,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:13:16,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:13:16,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:13:16,729 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:13:16,729 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948740856] [2022-02-09 02:13:16,730 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948740856] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:13:16,730 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:13:16,730 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:13:16,730 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743690111] [2022-02-09 02:13:16,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:13:16,730 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:13:16,730 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:13:16,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:13:16,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:13:16,731 INFO L87 Difference]: Start difference. First operand 12299 states and 24434 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:20,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:13:20,200 INFO L93 Difference]: Finished difference Result 33334 states and 66269 transitions. [2022-02-09 02:13:20,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-09 02:13:20,200 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:13:20,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:13:20,278 INFO L225 Difference]: With dead ends: 33334 [2022-02-09 02:13:20,278 INFO L226 Difference]: Without dead ends: 33334 [2022-02-09 02:13:20,279 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 373 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=341, Invalid=1381, Unknown=0, NotChecked=0, Total=1722 [2022-02-09 02:13:20,279 INFO L933 BasicCegarLoop]: 1097 mSDtfsCounter, 1498 mSDsluCounter, 7659 mSDsCounter, 0 mSdLazyCounter, 5732 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1498 SdHoareTripleChecker+Valid, 8753 SdHoareTripleChecker+Invalid, 5819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 5732 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-02-09 02:13:20,279 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1498 Valid, 8753 Invalid, 5819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 5732 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-02-09 02:13:20,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33334 states. [2022-02-09 02:13:20,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33334 to 12299. [2022-02-09 02:13:20,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12299 states, 12220 states have (on average 1.9995090016366612) internal successors, (24434), 12298 states have internal predecessors, (24434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:20,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12299 states to 12299 states and 24434 transitions. [2022-02-09 02:13:20,610 INFO L78 Accepts]: Start accepts. Automaton has 12299 states and 24434 transitions. Word has length 104 [2022-02-09 02:13:20,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:13:20,610 INFO L470 AbstractCegarLoop]: Abstraction has 12299 states and 24434 transitions. [2022-02-09 02:13:20,610 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:20,610 INFO L276 IsEmpty]: Start isEmpty. Operand 12299 states and 24434 transitions. [2022-02-09 02:13:20,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:13:20,612 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:13:20,612 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:13:20,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-02-09 02:13:20,612 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:13:20,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:13:20,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1334132999, now seen corresponding path program 31 times [2022-02-09 02:13:20,612 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:13:20,613 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060976516] [2022-02-09 02:13:20,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:13:20,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:13:20,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:13:20,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:13:20,775 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:13:20,775 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060976516] [2022-02-09 02:13:20,776 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060976516] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:13:20,776 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:13:20,776 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:13:20,776 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38693348] [2022-02-09 02:13:20,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:13:20,776 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:13:20,776 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:13:20,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:13:20,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:13:20,777 INFO L87 Difference]: Start difference. First operand 12299 states and 24434 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:24,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:13:24,699 INFO L93 Difference]: Finished difference Result 33758 states and 67109 transitions. [2022-02-09 02:13:24,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-09 02:13:24,699 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:13:24,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:13:24,772 INFO L225 Difference]: With dead ends: 33758 [2022-02-09 02:13:24,773 INFO L226 Difference]: Without dead ends: 33758 [2022-02-09 02:13:24,773 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 885 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=795, Invalid=2987, Unknown=0, NotChecked=0, Total=3782 [2022-02-09 02:13:24,774 INFO L933 BasicCegarLoop]: 1363 mSDtfsCounter, 1604 mSDsluCounter, 8314 mSDsCounter, 0 mSdLazyCounter, 6865 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1604 SdHoareTripleChecker+Valid, 9673 SdHoareTripleChecker+Invalid, 7009 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 6865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:13:24,774 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1604 Valid, 9673 Invalid, 7009 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 6865 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-02-09 02:13:24,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33758 states. [2022-02-09 02:13:25,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33758 to 12313. [2022-02-09 02:13:25,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12313 states, 12234 states have (on average 1.999591302926271) internal successors, (24463), 12312 states have internal predecessors, (24463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:25,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12313 states to 12313 states and 24463 transitions. [2022-02-09 02:13:25,118 INFO L78 Accepts]: Start accepts. Automaton has 12313 states and 24463 transitions. Word has length 104 [2022-02-09 02:13:25,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:13:25,119 INFO L470 AbstractCegarLoop]: Abstraction has 12313 states and 24463 transitions. [2022-02-09 02:13:25,119 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:25,119 INFO L276 IsEmpty]: Start isEmpty. Operand 12313 states and 24463 transitions. [2022-02-09 02:13:25,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:13:25,121 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:13:25,121 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:13:25,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-02-09 02:13:25,122 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:13:25,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:13:25,122 INFO L85 PathProgramCache]: Analyzing trace with hash -753845781, now seen corresponding path program 10 times [2022-02-09 02:13:25,122 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:13:25,122 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648738307] [2022-02-09 02:13:25,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:13:25,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:13:25,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:13:25,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:13:25,317 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:13:25,317 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648738307] [2022-02-09 02:13:25,317 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648738307] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:13:25,317 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:13:25,317 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:13:25,317 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872301019] [2022-02-09 02:13:25,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:13:25,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:13:25,318 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:13:25,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:13:25,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:13:25,319 INFO L87 Difference]: Start difference. First operand 12313 states and 24463 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:28,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:13:28,660 INFO L93 Difference]: Finished difference Result 43284 states and 86058 transitions. [2022-02-09 02:13:28,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-09 02:13:28,661 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:13:28,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:13:28,774 INFO L225 Difference]: With dead ends: 43284 [2022-02-09 02:13:28,774 INFO L226 Difference]: Without dead ends: 43284 [2022-02-09 02:13:28,775 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 487 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=338, Invalid=1642, Unknown=0, NotChecked=0, Total=1980 [2022-02-09 02:13:28,775 INFO L933 BasicCegarLoop]: 1267 mSDtfsCounter, 2323 mSDsluCounter, 9281 mSDsCounter, 0 mSdLazyCounter, 5569 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2323 SdHoareTripleChecker+Valid, 10546 SdHoareTripleChecker+Invalid, 5632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 5569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-02-09 02:13:28,775 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2323 Valid, 10546 Invalid, 5632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 5569 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-02-09 02:13:28,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43284 states. [2022-02-09 02:13:29,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43284 to 12345. [2022-02-09 02:13:29,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12345 states, 12266 states have (on average 1.9996738953203979) internal successors, (24528), 12344 states have internal predecessors, (24528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:29,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12345 states to 12345 states and 24528 transitions. [2022-02-09 02:13:29,241 INFO L78 Accepts]: Start accepts. Automaton has 12345 states and 24528 transitions. Word has length 104 [2022-02-09 02:13:29,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:13:29,241 INFO L470 AbstractCegarLoop]: Abstraction has 12345 states and 24528 transitions. [2022-02-09 02:13:29,242 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:29,242 INFO L276 IsEmpty]: Start isEmpty. Operand 12345 states and 24528 transitions. [2022-02-09 02:13:29,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:13:29,244 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:13:29,244 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:13:29,244 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-02-09 02:13:29,244 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:13:29,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:13:29,245 INFO L85 PathProgramCache]: Analyzing trace with hash 99314575, now seen corresponding path program 32 times [2022-02-09 02:13:29,245 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:13:29,245 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937846152] [2022-02-09 02:13:29,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:13:29,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:13:29,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:13:29,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:13:29,392 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:13:29,392 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937846152] [2022-02-09 02:13:29,392 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937846152] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:13:29,392 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:13:29,392 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:13:29,392 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759977014] [2022-02-09 02:13:29,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:13:29,392 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:13:29,392 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:13:29,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:13:29,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:13:29,393 INFO L87 Difference]: Start difference. First operand 12345 states and 24528 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:33,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:13:33,500 INFO L93 Difference]: Finished difference Result 43404 states and 86286 transitions. [2022-02-09 02:13:33,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-02-09 02:13:33,500 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:13:33,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:13:33,571 INFO L225 Difference]: With dead ends: 43404 [2022-02-09 02:13:33,572 INFO L226 Difference]: Without dead ends: 43404 [2022-02-09 02:13:33,572 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1102 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=842, Invalid=3448, Unknown=0, NotChecked=0, Total=4290 [2022-02-09 02:13:33,572 INFO L933 BasicCegarLoop]: 1520 mSDtfsCounter, 2215 mSDsluCounter, 9972 mSDsCounter, 0 mSdLazyCounter, 6750 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2215 SdHoareTripleChecker+Valid, 11489 SdHoareTripleChecker+Invalid, 6915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 6750 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:13:33,573 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2215 Valid, 11489 Invalid, 6915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 6750 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-02-09 02:13:33,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43404 states. [2022-02-09 02:13:33,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43404 to 12237. [2022-02-09 02:13:33,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12237 states, 12158 states have (on average 1.9993419970389867) internal successors, (24308), 12236 states have internal predecessors, (24308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:33,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12237 states to 12237 states and 24308 transitions. [2022-02-09 02:13:33,926 INFO L78 Accepts]: Start accepts. Automaton has 12237 states and 24308 transitions. Word has length 104 [2022-02-09 02:13:33,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:13:33,927 INFO L470 AbstractCegarLoop]: Abstraction has 12237 states and 24308 transitions. [2022-02-09 02:13:33,927 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:33,927 INFO L276 IsEmpty]: Start isEmpty. Operand 12237 states and 24308 transitions. [2022-02-09 02:13:33,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:13:33,928 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:13:33,928 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:13:33,928 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-02-09 02:13:33,928 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:13:33,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:13:33,929 INFO L85 PathProgramCache]: Analyzing trace with hash -120240189, now seen corresponding path program 11 times [2022-02-09 02:13:33,929 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:13:33,929 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710944783] [2022-02-09 02:13:33,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:13:33,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:13:33,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:13:34,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:13:34,135 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:13:34,135 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710944783] [2022-02-09 02:13:34,135 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710944783] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:13:34,135 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:13:34,135 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:13:34,135 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430474025] [2022-02-09 02:13:34,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:13:34,136 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:13:34,136 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:13:34,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:13:34,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:13:34,136 INFO L87 Difference]: Start difference. First operand 12237 states and 24308 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:36,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:13:36,645 INFO L93 Difference]: Finished difference Result 23510 states and 46738 transitions. [2022-02-09 02:13:36,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-09 02:13:36,645 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:13:36,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:13:36,691 INFO L225 Difference]: With dead ends: 23510 [2022-02-09 02:13:36,691 INFO L226 Difference]: Without dead ends: 23510 [2022-02-09 02:13:36,692 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=280, Invalid=1202, Unknown=0, NotChecked=0, Total=1482 [2022-02-09 02:13:36,692 INFO L933 BasicCegarLoop]: 1174 mSDtfsCounter, 1781 mSDsluCounter, 7181 mSDsCounter, 0 mSdLazyCounter, 4080 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1781 SdHoareTripleChecker+Valid, 8353 SdHoareTripleChecker+Invalid, 4148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 4080 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:13:36,693 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1781 Valid, 8353 Invalid, 4148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 4080 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-09 02:13:36,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23510 states. [2022-02-09 02:13:37,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23510 to 12257. [2022-02-09 02:13:37,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12257 states, 12178 states have (on average 1.9994251929709312) internal successors, (24349), 12256 states have internal predecessors, (24349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:37,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12257 states to 12257 states and 24349 transitions. [2022-02-09 02:13:37,067 INFO L78 Accepts]: Start accepts. Automaton has 12257 states and 24349 transitions. Word has length 104 [2022-02-09 02:13:37,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:13:37,067 INFO L470 AbstractCegarLoop]: Abstraction has 12257 states and 24349 transitions. [2022-02-09 02:13:37,067 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:37,067 INFO L276 IsEmpty]: Start isEmpty. Operand 12257 states and 24349 transitions. [2022-02-09 02:13:37,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:13:37,070 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:13:37,070 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:13:37,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-02-09 02:13:37,070 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:13:37,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:13:37,071 INFO L85 PathProgramCache]: Analyzing trace with hash -35411517, now seen corresponding path program 12 times [2022-02-09 02:13:37,071 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:13:37,071 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253083864] [2022-02-09 02:13:37,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:13:37,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:13:37,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:13:37,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:13:37,250 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:13:37,250 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253083864] [2022-02-09 02:13:37,250 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253083864] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:13:37,250 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:13:37,250 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:13:37,251 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638589527] [2022-02-09 02:13:37,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:13:37,251 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:13:37,251 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:13:37,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:13:37,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:13:37,251 INFO L87 Difference]: Start difference. First operand 12257 states and 24349 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:39,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:13:39,946 INFO L93 Difference]: Finished difference Result 23611 states and 46940 transitions. [2022-02-09 02:13:39,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 02:13:39,947 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:13:39,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:13:39,996 INFO L225 Difference]: With dead ends: 23611 [2022-02-09 02:13:39,996 INFO L226 Difference]: Without dead ends: 23611 [2022-02-09 02:13:39,999 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 301 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=259, Invalid=1147, Unknown=0, NotChecked=0, Total=1406 [2022-02-09 02:13:40,000 INFO L933 BasicCegarLoop]: 1158 mSDtfsCounter, 1664 mSDsluCounter, 7936 mSDsCounter, 0 mSdLazyCounter, 4917 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1664 SdHoareTripleChecker+Valid, 9092 SdHoareTripleChecker+Invalid, 4973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 4917 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:13:40,000 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1664 Valid, 9092 Invalid, 4973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 4917 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-09 02:13:40,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23611 states. [2022-02-09 02:13:40,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23611 to 12269. [2022-02-09 02:13:40,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12269 states, 12190 states have (on average 1.9995077932731746) internal successors, (24374), 12268 states have internal predecessors, (24374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:40,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12269 states to 12269 states and 24374 transitions. [2022-02-09 02:13:40,262 INFO L78 Accepts]: Start accepts. Automaton has 12269 states and 24374 transitions. Word has length 104 [2022-02-09 02:13:40,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:13:40,262 INFO L470 AbstractCegarLoop]: Abstraction has 12269 states and 24374 transitions. [2022-02-09 02:13:40,262 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:40,262 INFO L276 IsEmpty]: Start isEmpty. Operand 12269 states and 24374 transitions. [2022-02-09 02:13:40,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:13:40,263 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:13:40,264 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:13:40,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-02-09 02:13:40,264 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:13:40,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:13:40,264 INFO L85 PathProgramCache]: Analyzing trace with hash -955987483, now seen corresponding path program 13 times [2022-02-09 02:13:40,264 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:13:40,264 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968898464] [2022-02-09 02:13:40,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:13:40,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:13:40,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:13:40,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:13:40,431 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:13:40,431 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968898464] [2022-02-09 02:13:40,431 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968898464] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:13:40,431 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:13:40,431 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:13:40,432 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013619070] [2022-02-09 02:13:40,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:13:40,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:13:40,432 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:13:40,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:13:40,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:13:40,432 INFO L87 Difference]: Start difference. First operand 12269 states and 24374 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:42,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:13:42,668 INFO L93 Difference]: Finished difference Result 23685 states and 47088 transitions. [2022-02-09 02:13:42,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-09 02:13:42,668 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:13:42,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:13:42,705 INFO L225 Difference]: With dead ends: 23685 [2022-02-09 02:13:42,705 INFO L226 Difference]: Without dead ends: 23685 [2022-02-09 02:13:42,706 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 280 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=241, Invalid=1091, Unknown=0, NotChecked=0, Total=1332 [2022-02-09 02:13:42,706 INFO L933 BasicCegarLoop]: 1123 mSDtfsCounter, 1636 mSDsluCounter, 7168 mSDsCounter, 0 mSdLazyCounter, 3894 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1636 SdHoareTripleChecker+Valid, 8289 SdHoareTripleChecker+Invalid, 3969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 3894 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:13:42,706 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1636 Valid, 8289 Invalid, 3969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 3894 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-09 02:13:42,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23685 states. [2022-02-09 02:13:42,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23685 to 12281. [2022-02-09 02:13:42,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12281 states, 12202 states have (on average 1.999590231109654) internal successors, (24399), 12280 states have internal predecessors, (24399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:42,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12281 states to 12281 states and 24399 transitions. [2022-02-09 02:13:42,938 INFO L78 Accepts]: Start accepts. Automaton has 12281 states and 24399 transitions. Word has length 104 [2022-02-09 02:13:42,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:13:42,938 INFO L470 AbstractCegarLoop]: Abstraction has 12281 states and 24399 transitions. [2022-02-09 02:13:42,938 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:42,938 INFO L276 IsEmpty]: Start isEmpty. Operand 12281 states and 24399 transitions. [2022-02-09 02:13:42,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:13:42,940 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:13:42,940 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:13:42,940 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-02-09 02:13:42,940 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:13:42,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:13:42,940 INFO L85 PathProgramCache]: Analyzing trace with hash -2113097695, now seen corresponding path program 14 times [2022-02-09 02:13:42,940 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:13:42,940 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834280509] [2022-02-09 02:13:42,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:13:42,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:13:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:13:43,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:13:43,119 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:13:43,119 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834280509] [2022-02-09 02:13:43,119 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834280509] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:13:43,119 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:13:43,119 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:13:43,119 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594227127] [2022-02-09 02:13:43,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:13:43,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:13:43,119 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:13:43,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:13:43,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:13:43,120 INFO L87 Difference]: Start difference. First operand 12281 states and 24399 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:46,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:13:46,020 INFO L93 Difference]: Finished difference Result 33262 states and 66128 transitions. [2022-02-09 02:13:46,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-09 02:13:46,021 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:13:46,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:13:46,100 INFO L225 Difference]: With dead ends: 33262 [2022-02-09 02:13:46,100 INFO L226 Difference]: Without dead ends: 33262 [2022-02-09 02:13:46,100 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 366 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=303, Invalid=1337, Unknown=0, NotChecked=0, Total=1640 [2022-02-09 02:13:46,101 INFO L933 BasicCegarLoop]: 1275 mSDtfsCounter, 1991 mSDsluCounter, 8540 mSDsCounter, 0 mSdLazyCounter, 4690 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1991 SdHoareTripleChecker+Valid, 9813 SdHoareTripleChecker+Invalid, 4739 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 4690 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-09 02:13:46,101 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1991 Valid, 9813 Invalid, 4739 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 4690 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-09 02:13:46,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33262 states. [2022-02-09 02:13:46,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33262 to 12317. [2022-02-09 02:13:46,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12317 states, 12238 states have (on average 1.999673149207387) internal successors, (24472), 12316 states have internal predecessors, (24472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:46,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12317 states to 12317 states and 24472 transitions. [2022-02-09 02:13:46,487 INFO L78 Accepts]: Start accepts. Automaton has 12317 states and 24472 transitions. Word has length 104 [2022-02-09 02:13:46,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:13:46,487 INFO L470 AbstractCegarLoop]: Abstraction has 12317 states and 24472 transitions. [2022-02-09 02:13:46,487 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:46,487 INFO L276 IsEmpty]: Start isEmpty. Operand 12317 states and 24472 transitions. [2022-02-09 02:13:46,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:13:46,489 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:13:46,489 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:13:46,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-02-09 02:13:46,489 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:13:46,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:13:46,489 INFO L85 PathProgramCache]: Analyzing trace with hash -1470816881, now seen corresponding path program 33 times [2022-02-09 02:13:46,489 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:13:46,489 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438834997] [2022-02-09 02:13:46,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:13:46,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:13:46,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:13:46,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:13:46,611 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:13:46,611 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438834997] [2022-02-09 02:13:46,612 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438834997] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:13:46,612 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:13:46,612 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:13:46,612 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863402075] [2022-02-09 02:13:46,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:13:46,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:13:46,612 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:13:46,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:13:46,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:13:46,613 INFO L87 Difference]: Start difference. First operand 12317 states and 24472 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:50,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:13:50,650 INFO L93 Difference]: Finished difference Result 33365 states and 66319 transitions. [2022-02-09 02:13:50,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-09 02:13:50,651 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:13:50,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:13:50,716 INFO L225 Difference]: With dead ends: 33365 [2022-02-09 02:13:50,717 INFO L226 Difference]: Without dead ends: 33365 [2022-02-09 02:13:50,717 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 848 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=680, Invalid=2860, Unknown=0, NotChecked=0, Total=3540 [2022-02-09 02:13:50,718 INFO L933 BasicCegarLoop]: 1499 mSDtfsCounter, 1949 mSDsluCounter, 10283 mSDsCounter, 0 mSdLazyCounter, 7692 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1949 SdHoareTripleChecker+Valid, 11778 SdHoareTripleChecker+Invalid, 7769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 7692 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:13:50,718 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1949 Valid, 11778 Invalid, 7769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 7692 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-02-09 02:13:50,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33365 states. [2022-02-09 02:13:51,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33365 to 12207. [2022-02-09 02:13:51,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12207 states, 12128 states have (on average 1.9993403693931397) internal successors, (24248), 12206 states have internal predecessors, (24248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:51,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12207 states to 12207 states and 24248 transitions. [2022-02-09 02:13:51,080 INFO L78 Accepts]: Start accepts. Automaton has 12207 states and 24248 transitions. Word has length 104 [2022-02-09 02:13:51,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:13:51,080 INFO L470 AbstractCegarLoop]: Abstraction has 12207 states and 24248 transitions. [2022-02-09 02:13:51,080 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:51,081 INFO L276 IsEmpty]: Start isEmpty. Operand 12207 states and 24248 transitions. [2022-02-09 02:13:51,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:13:51,082 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:13:51,082 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:13:51,082 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-02-09 02:13:51,082 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:13:51,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:13:51,083 INFO L85 PathProgramCache]: Analyzing trace with hash -789497891, now seen corresponding path program 15 times [2022-02-09 02:13:51,083 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:13:51,083 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318656704] [2022-02-09 02:13:51,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:13:51,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:13:51,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:13:51,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:13:51,265 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:13:51,265 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318656704] [2022-02-09 02:13:51,265 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318656704] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:13:51,265 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:13:51,265 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:13:51,266 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749909158] [2022-02-09 02:13:51,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:13:51,266 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:13:51,266 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:13:51,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:13:51,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:13:51,267 INFO L87 Difference]: Start difference. First operand 12207 states and 24248 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:54,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:13:54,006 INFO L93 Difference]: Finished difference Result 42438 states and 84366 transitions. [2022-02-09 02:13:54,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-09 02:13:54,007 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:13:54,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:13:54,094 INFO L225 Difference]: With dead ends: 42438 [2022-02-09 02:13:54,094 INFO L226 Difference]: Without dead ends: 42438 [2022-02-09 02:13:54,095 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 423 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=1480, Unknown=0, NotChecked=0, Total=1806 [2022-02-09 02:13:54,095 INFO L933 BasicCegarLoop]: 1343 mSDtfsCounter, 2059 mSDsluCounter, 8804 mSDsCounter, 0 mSdLazyCounter, 4561 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2059 SdHoareTripleChecker+Valid, 10145 SdHoareTripleChecker+Invalid, 4622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 4561 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:13:54,095 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2059 Valid, 10145 Invalid, 4622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 4561 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-09 02:13:54,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42438 states. [2022-02-09 02:13:54,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42438 to 12263. [2022-02-09 02:13:54,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12263 states, 12184 states have (on average 1.999671700590939) internal successors, (24364), 12262 states have internal predecessors, (24364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:54,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12263 states to 12263 states and 24364 transitions. [2022-02-09 02:13:54,516 INFO L78 Accepts]: Start accepts. Automaton has 12263 states and 24364 transitions. Word has length 104 [2022-02-09 02:13:54,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:13:54,516 INFO L470 AbstractCegarLoop]: Abstraction has 12263 states and 24364 transitions. [2022-02-09 02:13:54,516 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:54,516 INFO L276 IsEmpty]: Start isEmpty. Operand 12263 states and 24364 transitions. [2022-02-09 02:13:54,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:13:54,518 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:13:54,518 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:13:54,518 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-02-09 02:13:54,518 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:13:54,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:13:54,518 INFO L85 PathProgramCache]: Analyzing trace with hash -147217077, now seen corresponding path program 34 times [2022-02-09 02:13:54,519 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:13:54,519 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221811897] [2022-02-09 02:13:54,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:13:54,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:13:54,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:13:54,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:13:54,675 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:13:54,675 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221811897] [2022-02-09 02:13:54,675 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221811897] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:13:54,675 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:13:54,675 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:13:54,675 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506677423] [2022-02-09 02:13:54,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:13:54,676 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:13:54,676 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:13:54,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:13:54,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:13:54,678 INFO L87 Difference]: Start difference. First operand 12263 states and 24364 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:59,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:13:59,044 INFO L93 Difference]: Finished difference Result 42833 states and 85136 transitions. [2022-02-09 02:13:59,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-09 02:13:59,044 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:13:59,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:13:59,119 INFO L225 Difference]: With dead ends: 42833 [2022-02-09 02:13:59,119 INFO L226 Difference]: Without dead ends: 42833 [2022-02-09 02:13:59,120 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 848 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=680, Invalid=2860, Unknown=0, NotChecked=0, Total=3540 [2022-02-09 02:13:59,120 INFO L933 BasicCegarLoop]: 1717 mSDtfsCounter, 1945 mSDsluCounter, 11050 mSDsCounter, 0 mSdLazyCounter, 8318 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1945 SdHoareTripleChecker+Valid, 12764 SdHoareTripleChecker+Invalid, 8404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 8318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-02-09 02:13:59,120 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1945 Valid, 12764 Invalid, 8404 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 8318 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-02-09 02:13:59,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42833 states. [2022-02-09 02:13:59,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42833 to 12127. [2022-02-09 02:13:59,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12127 states, 12048 states have (on average 1.99933598937583) internal successors, (24088), 12126 states have internal predecessors, (24088), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:59,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12127 states to 12127 states and 24088 transitions. [2022-02-09 02:13:59,472 INFO L78 Accepts]: Start accepts. Automaton has 12127 states and 24088 transitions. Word has length 104 [2022-02-09 02:13:59,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:13:59,472 INFO L470 AbstractCegarLoop]: Abstraction has 12127 states and 24088 transitions. [2022-02-09 02:13:59,472 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:13:59,472 INFO L276 IsEmpty]: Start isEmpty. Operand 12127 states and 24088 transitions. [2022-02-09 02:13:59,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:13:59,473 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:13:59,473 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:13:59,474 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-02-09 02:13:59,474 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:13:59,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:13:59,474 INFO L85 PathProgramCache]: Analyzing trace with hash -1774825809, now seen corresponding path program 35 times [2022-02-09 02:13:59,474 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:13:59,474 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700132316] [2022-02-09 02:13:59,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:13:59,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:13:59,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:13:59,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:13:59,645 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:13:59,645 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700132316] [2022-02-09 02:13:59,645 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700132316] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:13:59,645 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:13:59,645 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:13:59,645 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239488424] [2022-02-09 02:13:59,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:13:59,646 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:13:59,646 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:13:59,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:13:59,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:13:59,646 INFO L87 Difference]: Start difference. First operand 12127 states and 24088 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:01,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:14:01,650 INFO L93 Difference]: Finished difference Result 29332 states and 58261 transitions. [2022-02-09 02:14:01,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-09 02:14:01,650 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:14:01,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:14:01,704 INFO L225 Difference]: With dead ends: 29332 [2022-02-09 02:14:01,704 INFO L226 Difference]: Without dead ends: 29332 [2022-02-09 02:14:01,705 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 336 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=354, Invalid=1286, Unknown=0, NotChecked=0, Total=1640 [2022-02-09 02:14:01,705 INFO L933 BasicCegarLoop]: 920 mSDtfsCounter, 2000 mSDsluCounter, 4777 mSDsCounter, 0 mSdLazyCounter, 2909 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2000 SdHoareTripleChecker+Valid, 5694 SdHoareTripleChecker+Invalid, 3023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 2909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-09 02:14:01,705 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2000 Valid, 5694 Invalid, 3023 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 2909 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-09 02:14:01,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29332 states. [2022-02-09 02:14:01,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29332 to 12479. [2022-02-09 02:14:01,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12479 states, 12400 states have (on average 2.0003225806451614) internal successors, (24804), 12478 states have internal predecessors, (24804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:02,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12479 states to 12479 states and 24804 transitions. [2022-02-09 02:14:02,027 INFO L78 Accepts]: Start accepts. Automaton has 12479 states and 24804 transitions. Word has length 104 [2022-02-09 02:14:02,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:14:02,027 INFO L470 AbstractCegarLoop]: Abstraction has 12479 states and 24804 transitions. [2022-02-09 02:14:02,027 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:02,027 INFO L276 IsEmpty]: Start isEmpty. Operand 12479 states and 24804 transitions. [2022-02-09 02:14:02,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:14:02,029 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:14:02,029 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:14:02,029 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-02-09 02:14:02,029 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:14:02,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:14:02,030 INFO L85 PathProgramCache]: Analyzing trace with hash -742581143, now seen corresponding path program 36 times [2022-02-09 02:14:02,030 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:14:02,030 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375291978] [2022-02-09 02:14:02,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:14:02,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:14:02,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:14:02,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:14:02,263 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:14:02,263 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375291978] [2022-02-09 02:14:02,263 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375291978] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:14:02,263 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:14:02,263 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:14:02,263 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868863983] [2022-02-09 02:14:02,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:14:02,263 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:14:02,264 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:14:02,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:14:02,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:14:02,264 INFO L87 Difference]: Start difference. First operand 12479 states and 24804 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:04,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:14:04,859 INFO L93 Difference]: Finished difference Result 29326 states and 58253 transitions. [2022-02-09 02:14:04,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-09 02:14:04,859 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:14:04,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:14:04,925 INFO L225 Difference]: With dead ends: 29326 [2022-02-09 02:14:04,926 INFO L226 Difference]: Without dead ends: 29326 [2022-02-09 02:14:04,926 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 382 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=385, Invalid=1421, Unknown=0, NotChecked=0, Total=1806 [2022-02-09 02:14:04,926 INFO L933 BasicCegarLoop]: 917 mSDtfsCounter, 1951 mSDsluCounter, 5757 mSDsCounter, 0 mSdLazyCounter, 4187 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1951 SdHoareTripleChecker+Valid, 6671 SdHoareTripleChecker+Invalid, 4288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 4187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:14:04,926 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1951 Valid, 6671 Invalid, 4288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 4187 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-09 02:14:04,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29326 states. [2022-02-09 02:14:05,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29326 to 12493. [2022-02-09 02:14:05,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12493 states, 12414 states have (on average 2.000402771064927) internal successors, (24833), 12492 states have internal predecessors, (24833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:05,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12493 states to 12493 states and 24833 transitions. [2022-02-09 02:14:05,216 INFO L78 Accepts]: Start accepts. Automaton has 12493 states and 24833 transitions. Word has length 104 [2022-02-09 02:14:05,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:14:05,216 INFO L470 AbstractCegarLoop]: Abstraction has 12493 states and 24833 transitions. [2022-02-09 02:14:05,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:05,217 INFO L276 IsEmpty]: Start isEmpty. Operand 12493 states and 24833 transitions. [2022-02-09 02:14:05,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:14:05,218 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:14:05,218 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:14:05,218 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-02-09 02:14:05,219 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:14:05,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:14:05,219 INFO L85 PathProgramCache]: Analyzing trace with hash 448146095, now seen corresponding path program 37 times [2022-02-09 02:14:05,219 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:14:05,219 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4388122] [2022-02-09 02:14:05,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:14:05,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:14:05,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:14:05,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:14:05,391 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:14:05,391 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4388122] [2022-02-09 02:14:05,391 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [4388122] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:14:05,391 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:14:05,391 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:14:05,391 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848983676] [2022-02-09 02:14:05,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:14:05,392 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:14:05,392 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:14:05,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:14:05,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:14:05,392 INFO L87 Difference]: Start difference. First operand 12493 states and 24833 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:08,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:14:08,131 INFO L93 Difference]: Finished difference Result 29501 states and 58603 transitions. [2022-02-09 02:14:08,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-09 02:14:08,131 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:14:08,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:14:08,195 INFO L225 Difference]: With dead ends: 29501 [2022-02-09 02:14:08,195 INFO L226 Difference]: Without dead ends: 29501 [2022-02-09 02:14:08,195 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 362 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=354, Invalid=1368, Unknown=0, NotChecked=0, Total=1722 [2022-02-09 02:14:08,200 INFO L933 BasicCegarLoop]: 915 mSDtfsCounter, 1863 mSDsluCounter, 6134 mSDsCounter, 0 mSdLazyCounter, 4680 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1863 SdHoareTripleChecker+Valid, 7046 SdHoareTripleChecker+Invalid, 4784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 4680 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:14:08,200 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1863 Valid, 7046 Invalid, 4784 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 4680 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-09 02:14:08,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29501 states. [2022-02-09 02:14:08,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29501 to 12507. [2022-02-09 02:14:08,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12507 states, 12428 states have (on average 2.0004827808175087) internal successors, (24862), 12506 states have internal predecessors, (24862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:08,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12507 states to 12507 states and 24862 transitions. [2022-02-09 02:14:08,508 INFO L78 Accepts]: Start accepts. Automaton has 12507 states and 24862 transitions. Word has length 104 [2022-02-09 02:14:08,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:14:08,508 INFO L470 AbstractCegarLoop]: Abstraction has 12507 states and 24862 transitions. [2022-02-09 02:14:08,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:08,509 INFO L276 IsEmpty]: Start isEmpty. Operand 12507 states and 24862 transitions. [2022-02-09 02:14:08,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:14:08,510 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:14:08,510 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:14:08,510 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-02-09 02:14:08,510 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:14:08,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:14:08,511 INFO L85 PathProgramCache]: Analyzing trace with hash -1804972883, now seen corresponding path program 38 times [2022-02-09 02:14:08,511 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:14:08,511 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090423433] [2022-02-09 02:14:08,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:14:08,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:14:08,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:14:08,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:14:08,668 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:14:08,668 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090423433] [2022-02-09 02:14:08,668 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090423433] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:14:08,668 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:14:08,668 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:14:08,669 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307263572] [2022-02-09 02:14:08,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:14:08,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:14:08,669 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:14:08,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:14:08,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:14:08,669 INFO L87 Difference]: Start difference. First operand 12507 states and 24862 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:11,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:14:11,136 INFO L93 Difference]: Finished difference Result 29416 states and 58433 transitions. [2022-02-09 02:14:11,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-09 02:14:11,137 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:14:11,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:14:11,197 INFO L225 Difference]: With dead ends: 29416 [2022-02-09 02:14:11,197 INFO L226 Difference]: Without dead ends: 29416 [2022-02-09 02:14:11,197 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 361 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=355, Invalid=1367, Unknown=0, NotChecked=0, Total=1722 [2022-02-09 02:14:11,197 INFO L933 BasicCegarLoop]: 922 mSDtfsCounter, 1860 mSDsluCounter, 5687 mSDsCounter, 0 mSdLazyCounter, 4024 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1860 SdHoareTripleChecker+Valid, 6606 SdHoareTripleChecker+Invalid, 4135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 4024 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-09 02:14:11,198 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1860 Valid, 6606 Invalid, 4135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 4024 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-09 02:14:11,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29416 states. [2022-02-09 02:14:11,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29416 to 12507. [2022-02-09 02:14:11,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12507 states, 12428 states have (on average 2.0004827808175087) internal successors, (24862), 12506 states have internal predecessors, (24862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:11,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12507 states to 12507 states and 24862 transitions. [2022-02-09 02:14:11,486 INFO L78 Accepts]: Start accepts. Automaton has 12507 states and 24862 transitions. Word has length 104 [2022-02-09 02:14:11,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:14:11,486 INFO L470 AbstractCegarLoop]: Abstraction has 12507 states and 24862 transitions. [2022-02-09 02:14:11,486 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:11,486 INFO L276 IsEmpty]: Start isEmpty. Operand 12507 states and 24862 transitions. [2022-02-09 02:14:11,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:14:11,488 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:14:11,488 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:14:11,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-02-09 02:14:11,488 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:14:11,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:14:11,489 INFO L85 PathProgramCache]: Analyzing trace with hash -1436326939, now seen corresponding path program 39 times [2022-02-09 02:14:11,489 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:14:11,489 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699682571] [2022-02-09 02:14:11,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:14:11,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:14:11,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:14:11,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:14:11,628 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:14:11,629 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699682571] [2022-02-09 02:14:11,629 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699682571] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:14:11,629 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:14:11,629 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:14:11,629 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871423783] [2022-02-09 02:14:11,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:14:11,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:14:11,629 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:14:11,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:14:11,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:14:11,630 INFO L87 Difference]: Start difference. First operand 12507 states and 24862 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:15,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:14:15,194 INFO L93 Difference]: Finished difference Result 29661 states and 58919 transitions. [2022-02-09 02:14:15,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-02-09 02:14:15,195 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:14:15,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:14:15,271 INFO L225 Difference]: With dead ends: 29661 [2022-02-09 02:14:15,271 INFO L226 Difference]: Without dead ends: 29661 [2022-02-09 02:14:15,272 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 777 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=735, Invalid=2687, Unknown=0, NotChecked=0, Total=3422 [2022-02-09 02:14:15,274 INFO L933 BasicCegarLoop]: 1049 mSDtfsCounter, 2114 mSDsluCounter, 7081 mSDsCounter, 0 mSdLazyCounter, 6383 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2114 SdHoareTripleChecker+Valid, 8125 SdHoareTripleChecker+Invalid, 6527 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 6383 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-02-09 02:14:15,274 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2114 Valid, 8125 Invalid, 6527 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 6383 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-02-09 02:14:15,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29661 states. [2022-02-09 02:14:15,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29661 to 12521. [2022-02-09 02:14:15,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12521 states, 12442 states have (on average 2.0005626105127794) internal successors, (24891), 12520 states have internal predecessors, (24891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:15,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12521 states to 12521 states and 24891 transitions. [2022-02-09 02:14:15,645 INFO L78 Accepts]: Start accepts. Automaton has 12521 states and 24891 transitions. Word has length 104 [2022-02-09 02:14:15,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:14:15,645 INFO L470 AbstractCegarLoop]: Abstraction has 12521 states and 24891 transitions. [2022-02-09 02:14:15,645 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:15,646 INFO L276 IsEmpty]: Start isEmpty. Operand 12521 states and 24891 transitions. [2022-02-09 02:14:15,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:14:15,647 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:14:15,647 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:14:15,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-02-09 02:14:15,647 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:14:15,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:14:15,648 INFO L85 PathProgramCache]: Analyzing trace with hash 770661577, now seen corresponding path program 16 times [2022-02-09 02:14:15,648 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:14:15,648 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76495100] [2022-02-09 02:14:15,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:14:15,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:14:15,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:14:15,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:14:15,799 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:14:15,799 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76495100] [2022-02-09 02:14:15,799 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76495100] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:14:15,799 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:14:15,799 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:14:15,799 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111712673] [2022-02-09 02:14:15,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:14:15,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:14:15,799 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:14:15,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:14:15,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:14:15,800 INFO L87 Difference]: Start difference. First operand 12521 states and 24891 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:19,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:14:19,141 INFO L93 Difference]: Finished difference Result 39329 states and 78148 transitions. [2022-02-09 02:14:19,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-09 02:14:19,141 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:14:19,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:14:19,224 INFO L225 Difference]: With dead ends: 39329 [2022-02-09 02:14:19,225 INFO L226 Difference]: Without dead ends: 39329 [2022-02-09 02:14:19,225 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 538 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=384, Invalid=1778, Unknown=0, NotChecked=0, Total=2162 [2022-02-09 02:14:19,226 INFO L933 BasicCegarLoop]: 1116 mSDtfsCounter, 2676 mSDsluCounter, 8245 mSDsCounter, 0 mSdLazyCounter, 5840 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2676 SdHoareTripleChecker+Valid, 9359 SdHoareTripleChecker+Invalid, 5894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 5840 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-02-09 02:14:19,226 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2676 Valid, 9359 Invalid, 5894 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 5840 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-02-09 02:14:19,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39329 states. [2022-02-09 02:14:19,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39329 to 12553. [2022-02-09 02:14:19,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12553 states, 12474 states have (on average 2.0006413339746674) internal successors, (24956), 12552 states have internal predecessors, (24956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:19,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12553 states to 12553 states and 24956 transitions. [2022-02-09 02:14:19,597 INFO L78 Accepts]: Start accepts. Automaton has 12553 states and 24956 transitions. Word has length 104 [2022-02-09 02:14:19,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:14:19,597 INFO L470 AbstractCegarLoop]: Abstraction has 12553 states and 24956 transitions. [2022-02-09 02:14:19,598 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:19,598 INFO L276 IsEmpty]: Start isEmpty. Operand 12553 states and 24956 transitions. [2022-02-09 02:14:19,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:14:19,599 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:14:19,599 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:14:19,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-02-09 02:14:19,600 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:14:19,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:14:19,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1623821933, now seen corresponding path program 40 times [2022-02-09 02:14:19,600 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:14:19,600 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834547937] [2022-02-09 02:14:19,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:14:19,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:14:19,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:14:19,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:14:19,761 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:14:19,761 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834547937] [2022-02-09 02:14:19,761 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834547937] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:14:19,761 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:14:19,762 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:14:19,762 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575461527] [2022-02-09 02:14:19,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:14:19,762 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:14:19,762 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:14:19,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:14:19,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:14:19,763 INFO L87 Difference]: Start difference. First operand 12553 states and 24956 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:23,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:14:23,734 INFO L93 Difference]: Finished difference Result 39307 states and 78096 transitions. [2022-02-09 02:14:23,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-02-09 02:14:23,734 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:14:23,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:14:23,796 INFO L225 Difference]: With dead ends: 39307 [2022-02-09 02:14:23,797 INFO L226 Difference]: Without dead ends: 39307 [2022-02-09 02:14:23,797 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 979 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=786, Invalid=3120, Unknown=0, NotChecked=0, Total=3906 [2022-02-09 02:14:23,797 INFO L933 BasicCegarLoop]: 1206 mSDtfsCounter, 2810 mSDsluCounter, 8472 mSDsCounter, 0 mSdLazyCounter, 6628 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2810 SdHoareTripleChecker+Valid, 9674 SdHoareTripleChecker+Invalid, 6778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 6628 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:14:23,797 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2810 Valid, 9674 Invalid, 6778 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 6628 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-02-09 02:14:23,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39307 states. [2022-02-09 02:14:24,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39307 to 12445. [2022-02-09 02:14:24,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12445 states, 12366 states have (on average 2.000323467572376) internal successors, (24736), 12444 states have internal predecessors, (24736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:24,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12445 states to 12445 states and 24736 transitions. [2022-02-09 02:14:24,167 INFO L78 Accepts]: Start accepts. Automaton has 12445 states and 24736 transitions. Word has length 104 [2022-02-09 02:14:24,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:14:24,167 INFO L470 AbstractCegarLoop]: Abstraction has 12445 states and 24736 transitions. [2022-02-09 02:14:24,167 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:24,168 INFO L276 IsEmpty]: Start isEmpty. Operand 12445 states and 24736 transitions. [2022-02-09 02:14:24,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:14:24,169 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:14:24,170 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:14:24,170 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-02-09 02:14:24,170 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:14:24,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:14:24,170 INFO L85 PathProgramCache]: Analyzing trace with hash 1404267169, now seen corresponding path program 17 times [2022-02-09 02:14:24,170 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:14:24,170 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293515352] [2022-02-09 02:14:24,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:14:24,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:14:24,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:14:24,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:14:24,327 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:14:24,327 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293515352] [2022-02-09 02:14:24,327 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293515352] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:14:24,327 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:14:24,327 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:14:24,327 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426463009] [2022-02-09 02:14:24,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:14:24,328 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:14:24,328 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:14:24,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:14:24,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:14:24,328 INFO L87 Difference]: Start difference. First operand 12445 states and 24736 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:27,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:14:27,150 INFO L93 Difference]: Finished difference Result 39898 states and 79284 transitions. [2022-02-09 02:14:27,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-02-09 02:14:27,151 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:14:27,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:14:27,231 INFO L225 Difference]: With dead ends: 39898 [2022-02-09 02:14:27,231 INFO L226 Difference]: Without dead ends: 39898 [2022-02-09 02:14:27,232 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 483 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=360, Invalid=1620, Unknown=0, NotChecked=0, Total=1980 [2022-02-09 02:14:27,232 INFO L933 BasicCegarLoop]: 1124 mSDtfsCounter, 2322 mSDsluCounter, 7168 mSDsCounter, 0 mSdLazyCounter, 4669 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2322 SdHoareTripleChecker+Valid, 8290 SdHoareTripleChecker+Invalid, 4735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 4669 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:14:27,232 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2322 Valid, 8290 Invalid, 4735 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 4669 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-09 02:14:27,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39898 states. [2022-02-09 02:14:27,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39898 to 12485. [2022-02-09 02:14:27,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12485 states, 12406 states have (on average 2.0004030307915524) internal successors, (24817), 12484 states have internal predecessors, (24817), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:27,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12485 states to 12485 states and 24817 transitions. [2022-02-09 02:14:27,589 INFO L78 Accepts]: Start accepts. Automaton has 12485 states and 24817 transitions. Word has length 104 [2022-02-09 02:14:27,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:14:27,589 INFO L470 AbstractCegarLoop]: Abstraction has 12485 states and 24817 transitions. [2022-02-09 02:14:27,589 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:27,589 INFO L276 IsEmpty]: Start isEmpty. Operand 12485 states and 24817 transitions. [2022-02-09 02:14:27,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:14:27,591 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:14:27,591 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:14:27,591 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-02-09 02:14:27,593 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:14:27,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:14:27,593 INFO L85 PathProgramCache]: Analyzing trace with hash 1489095841, now seen corresponding path program 18 times [2022-02-09 02:14:27,593 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:14:27,593 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319928588] [2022-02-09 02:14:27,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:14:27,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:14:27,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:14:27,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:14:27,760 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:14:27,760 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319928588] [2022-02-09 02:14:27,760 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319928588] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:14:27,760 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:14:27,760 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:14:27,760 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400665591] [2022-02-09 02:14:27,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:14:27,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:14:27,761 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:14:27,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:14:27,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:14:27,761 INFO L87 Difference]: Start difference. First operand 12485 states and 24817 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:30,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:14:30,824 INFO L93 Difference]: Finished difference Result 39999 states and 79486 transitions. [2022-02-09 02:14:30,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-09 02:14:30,824 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:14:30,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:14:30,913 INFO L225 Difference]: With dead ends: 39999 [2022-02-09 02:14:30,913 INFO L226 Difference]: Without dead ends: 39999 [2022-02-09 02:14:30,913 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 460 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=339, Invalid=1553, Unknown=0, NotChecked=0, Total=1892 [2022-02-09 02:14:30,914 INFO L933 BasicCegarLoop]: 1108 mSDtfsCounter, 2223 mSDsluCounter, 7606 mSDsCounter, 0 mSdLazyCounter, 5149 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2223 SdHoareTripleChecker+Valid, 8712 SdHoareTripleChecker+Invalid, 5228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 5149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-02-09 02:14:30,914 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2223 Valid, 8712 Invalid, 5228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 5149 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-02-09 02:14:30,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39999 states. [2022-02-09 02:14:31,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39999 to 12497. [2022-02-09 02:14:31,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12497 states, 12418 states have (on average 2.000483169592527) internal successors, (24842), 12496 states have internal predecessors, (24842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:31,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12497 states to 12497 states and 24842 transitions. [2022-02-09 02:14:31,316 INFO L78 Accepts]: Start accepts. Automaton has 12497 states and 24842 transitions. Word has length 104 [2022-02-09 02:14:31,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:14:31,316 INFO L470 AbstractCegarLoop]: Abstraction has 12497 states and 24842 transitions. [2022-02-09 02:14:31,316 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:31,316 INFO L276 IsEmpty]: Start isEmpty. Operand 12497 states and 24842 transitions. [2022-02-09 02:14:31,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:14:31,318 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:14:31,318 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:14:31,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-02-09 02:14:31,318 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:14:31,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:14:31,319 INFO L85 PathProgramCache]: Analyzing trace with hash 568519875, now seen corresponding path program 19 times [2022-02-09 02:14:31,319 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:14:31,319 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709856430] [2022-02-09 02:14:31,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:14:31,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:14:31,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:14:31,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:14:31,499 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:14:31,499 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709856430] [2022-02-09 02:14:31,499 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709856430] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:14:31,499 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:14:31,499 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:14:31,499 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13011643] [2022-02-09 02:14:31,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:14:31,500 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:14:31,500 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:14:31,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:14:31,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:14:31,501 INFO L87 Difference]: Start difference. First operand 12497 states and 24842 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:33,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:14:33,878 INFO L93 Difference]: Finished difference Result 40073 states and 79634 transitions. [2022-02-09 02:14:33,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-09 02:14:33,879 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:14:33,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:14:33,955 INFO L225 Difference]: With dead ends: 40073 [2022-02-09 02:14:33,955 INFO L226 Difference]: Without dead ends: 40073 [2022-02-09 02:14:33,956 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 433 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=321, Invalid=1485, Unknown=0, NotChecked=0, Total=1806 [2022-02-09 02:14:33,956 INFO L933 BasicCegarLoop]: 1073 mSDtfsCounter, 2181 mSDsluCounter, 6317 mSDsCounter, 0 mSdLazyCounter, 3607 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2181 SdHoareTripleChecker+Valid, 7388 SdHoareTripleChecker+Invalid, 3683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 3607 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:14:33,956 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2181 Valid, 7388 Invalid, 3683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 3607 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-09 02:14:34,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40073 states. [2022-02-09 02:14:34,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40073 to 12509. [2022-02-09 02:14:34,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12509 states, 12430 states have (on average 2.0005631536604986) internal successors, (24867), 12508 states have internal predecessors, (24867), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:34,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12509 states to 12509 states and 24867 transitions. [2022-02-09 02:14:34,444 INFO L78 Accepts]: Start accepts. Automaton has 12509 states and 24867 transitions. Word has length 104 [2022-02-09 02:14:34,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:14:34,444 INFO L470 AbstractCegarLoop]: Abstraction has 12509 states and 24867 transitions. [2022-02-09 02:14:34,444 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:34,444 INFO L276 IsEmpty]: Start isEmpty. Operand 12509 states and 24867 transitions. [2022-02-09 02:14:34,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:14:34,446 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:14:34,446 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:14:34,446 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-02-09 02:14:34,446 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:14:34,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:14:34,447 INFO L85 PathProgramCache]: Analyzing trace with hash -588590337, now seen corresponding path program 20 times [2022-02-09 02:14:34,447 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:14:34,447 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500146620] [2022-02-09 02:14:34,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:14:34,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:14:34,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:14:34,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:14:34,606 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:14:34,606 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500146620] [2022-02-09 02:14:34,606 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500146620] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:14:34,606 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:14:34,606 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:14:34,606 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534361348] [2022-02-09 02:14:34,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:14:34,606 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:14:34,606 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:14:34,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:14:34,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:14:34,607 INFO L87 Difference]: Start difference. First operand 12509 states and 24867 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:37,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:14:37,404 INFO L93 Difference]: Finished difference Result 49650 states and 98674 transitions. [2022-02-09 02:14:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-02-09 02:14:37,404 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:14:37,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:14:37,513 INFO L225 Difference]: With dead ends: 49650 [2022-02-09 02:14:37,514 INFO L226 Difference]: Without dead ends: 49650 [2022-02-09 02:14:37,514 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 543 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=384, Invalid=1778, Unknown=0, NotChecked=0, Total=2162 [2022-02-09 02:14:37,514 INFO L933 BasicCegarLoop]: 1225 mSDtfsCounter, 2539 mSDsluCounter, 7488 mSDsCounter, 0 mSdLazyCounter, 4312 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2539 SdHoareTripleChecker+Valid, 8711 SdHoareTripleChecker+Invalid, 4361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 4312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:14:37,514 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2539 Valid, 8711 Invalid, 4361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 4312 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-09 02:14:37,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49650 states. [2022-02-09 02:14:37,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49650 to 12545. [2022-02-09 02:14:37,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12545 states, 12466 states have (on average 2.0006417455478904) internal successors, (24940), 12544 states have internal predecessors, (24940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:37,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12545 states to 12545 states and 24940 transitions. [2022-02-09 02:14:37,922 INFO L78 Accepts]: Start accepts. Automaton has 12545 states and 24940 transitions. Word has length 104 [2022-02-09 02:14:37,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:14:37,922 INFO L470 AbstractCegarLoop]: Abstraction has 12545 states and 24940 transitions. [2022-02-09 02:14:37,922 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:37,922 INFO L276 IsEmpty]: Start isEmpty. Operand 12545 states and 24940 transitions. [2022-02-09 02:14:37,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:14:37,924 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:14:37,924 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:14:37,924 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-02-09 02:14:37,924 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:14:37,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:14:37,925 INFO L85 PathProgramCache]: Analyzing trace with hash 53690477, now seen corresponding path program 41 times [2022-02-09 02:14:37,925 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:14:37,925 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979432606] [2022-02-09 02:14:37,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:14:37,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:14:37,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:14:38,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:14:38,061 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:14:38,061 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979432606] [2022-02-09 02:14:38,061 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979432606] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:14:38,061 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:14:38,061 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:14:38,061 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87925491] [2022-02-09 02:14:38,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:14:38,062 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:14:38,062 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:14:38,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:14:38,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:14:38,062 INFO L87 Difference]: Start difference. First operand 12545 states and 24940 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:43,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:14:43,073 INFO L93 Difference]: Finished difference Result 49824 states and 99001 transitions. [2022-02-09 02:14:43,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-02-09 02:14:43,073 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:14:43,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:14:43,182 INFO L225 Difference]: With dead ends: 49824 [2022-02-09 02:14:43,182 INFO L226 Difference]: Without dead ends: 49824 [2022-02-09 02:14:43,183 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1068 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=850, Invalid=3440, Unknown=0, NotChecked=0, Total=4290 [2022-02-09 02:14:43,183 INFO L933 BasicCegarLoop]: 1433 mSDtfsCounter, 2684 mSDsluCounter, 10133 mSDsCounter, 0 mSdLazyCounter, 8868 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2684 SdHoareTripleChecker+Valid, 11561 SdHoareTripleChecker+Invalid, 8948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 8868 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:14:43,183 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2684 Valid, 11561 Invalid, 8948 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 8868 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2022-02-09 02:14:43,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49824 states. [2022-02-09 02:14:43,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49824 to 12449. [2022-02-09 02:14:43,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12449 states, 12370 states have (on average 2.0003233629749393) internal successors, (24744), 12448 states have internal predecessors, (24744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:43,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12449 states to 12449 states and 24744 transitions. [2022-02-09 02:14:43,801 INFO L78 Accepts]: Start accepts. Automaton has 12449 states and 24744 transitions. Word has length 104 [2022-02-09 02:14:43,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:14:43,802 INFO L470 AbstractCegarLoop]: Abstraction has 12449 states and 24744 transitions. [2022-02-09 02:14:43,802 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:43,802 INFO L276 IsEmpty]: Start isEmpty. Operand 12449 states and 24744 transitions. [2022-02-09 02:14:43,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:14:43,803 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:14:43,803 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:14:43,803 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-02-09 02:14:43,803 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:14:43,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:14:43,804 INFO L85 PathProgramCache]: Analyzing trace with hash 735009467, now seen corresponding path program 21 times [2022-02-09 02:14:43,804 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:14:43,804 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37901313] [2022-02-09 02:14:43,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:14:43,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:14:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:14:43,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:14:43,940 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:14:43,941 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37901313] [2022-02-09 02:14:43,941 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [37901313] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:14:43,941 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:14:43,941 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:14:43,941 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86552045] [2022-02-09 02:14:43,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:14:43,941 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:14:43,941 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:14:43,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:14:43,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:14:43,942 INFO L87 Difference]: Start difference. First operand 12449 states and 24744 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:46,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:14:46,825 INFO L93 Difference]: Finished difference Result 58826 states and 116912 transitions. [2022-02-09 02:14:46,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-02-09 02:14:46,826 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:14:46,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:14:46,986 INFO L225 Difference]: With dead ends: 58826 [2022-02-09 02:14:46,987 INFO L226 Difference]: Without dead ends: 58826 [2022-02-09 02:14:46,987 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 613 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=413, Invalid=1939, Unknown=0, NotChecked=0, Total=2352 [2022-02-09 02:14:46,988 INFO L933 BasicCegarLoop]: 1293 mSDtfsCounter, 2540 mSDsluCounter, 7710 mSDsCounter, 0 mSdLazyCounter, 4253 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2540 SdHoareTripleChecker+Valid, 9001 SdHoareTripleChecker+Invalid, 4308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 4253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:14:46,988 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2540 Valid, 9001 Invalid, 4308 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 4253 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-09 02:14:47,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58826 states. [2022-02-09 02:14:47,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58826 to 12545. [2022-02-09 02:14:47,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12545 states, 12466 states have (on average 2.0006417455478904) internal successors, (24940), 12544 states have internal predecessors, (24940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:47,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12545 states to 12545 states and 24940 transitions. [2022-02-09 02:14:47,597 INFO L78 Accepts]: Start accepts. Automaton has 12545 states and 24940 transitions. Word has length 104 [2022-02-09 02:14:47,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:14:47,597 INFO L470 AbstractCegarLoop]: Abstraction has 12545 states and 24940 transitions. [2022-02-09 02:14:47,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:47,597 INFO L276 IsEmpty]: Start isEmpty. Operand 12545 states and 24940 transitions. [2022-02-09 02:14:47,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:14:47,599 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:14:47,599 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:14:47,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-02-09 02:14:47,599 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:14:47,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:14:47,599 INFO L85 PathProgramCache]: Analyzing trace with hash 1377290281, now seen corresponding path program 42 times [2022-02-09 02:14:47,600 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:14:47,600 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451603208] [2022-02-09 02:14:47,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:14:47,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:14:47,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:14:47,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:14:47,723 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:14:47,723 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451603208] [2022-02-09 02:14:47,724 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451603208] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:14:47,724 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:14:47,724 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:14:47,724 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748249211] [2022-02-09 02:14:47,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:14:47,724 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:14:47,724 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:14:47,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:14:47,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:14:47,725 INFO L87 Difference]: Start difference. First operand 12545 states and 24940 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:52,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:14:52,146 INFO L93 Difference]: Finished difference Result 59292 states and 117818 transitions. [2022-02-09 02:14:52,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-02-09 02:14:52,152 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:14:52,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:14:52,291 INFO L225 Difference]: With dead ends: 59292 [2022-02-09 02:14:52,291 INFO L226 Difference]: Without dead ends: 59292 [2022-02-09 02:14:52,291 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1068 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=850, Invalid=3440, Unknown=0, NotChecked=0, Total=4290 [2022-02-09 02:14:52,292 INFO L933 BasicCegarLoop]: 1651 mSDtfsCounter, 2673 mSDsluCounter, 9704 mSDsCounter, 0 mSdLazyCounter, 7222 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2673 SdHoareTripleChecker+Valid, 11352 SdHoareTripleChecker+Invalid, 7317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 7222 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-02-09 02:14:52,292 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2673 Valid, 11352 Invalid, 7317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 7222 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-02-09 02:14:52,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59292 states. [2022-02-09 02:14:52,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59292 to 12439. [2022-02-09 02:14:52,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12439 states, 12360 states have (on average 2.0003236245954694) internal successors, (24724), 12438 states have internal predecessors, (24724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:52,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12439 states to 12439 states and 24724 transitions. [2022-02-09 02:14:52,871 INFO L78 Accepts]: Start accepts. Automaton has 12439 states and 24724 transitions. Word has length 104 [2022-02-09 02:14:52,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:14:52,871 INFO L470 AbstractCegarLoop]: Abstraction has 12439 states and 24724 transitions. [2022-02-09 02:14:52,871 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:52,871 INFO L276 IsEmpty]: Start isEmpty. Operand 12439 states and 24724 transitions. [2022-02-09 02:14:52,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:14:52,872 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:14:52,873 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:14:52,873 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-02-09 02:14:52,873 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:14:52,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:14:52,873 INFO L85 PathProgramCache]: Analyzing trace with hash -250779487, now seen corresponding path program 22 times [2022-02-09 02:14:52,873 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:14:52,873 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185656031] [2022-02-09 02:14:52,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:14:52,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:14:52,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:14:53,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:14:53,030 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:14:53,030 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185656031] [2022-02-09 02:14:53,031 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185656031] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:14:53,031 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:14:53,031 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:14:53,031 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700559188] [2022-02-09 02:14:53,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:14:53,031 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:14:53,031 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:14:53,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:14:53,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:14:53,032 INFO L87 Difference]: Start difference. First operand 12439 states and 24724 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:55,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:14:55,775 INFO L93 Difference]: Finished difference Result 29382 states and 58368 transitions. [2022-02-09 02:14:55,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-09 02:14:55,775 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:14:55,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:14:55,831 INFO L225 Difference]: With dead ends: 29382 [2022-02-09 02:14:55,831 INFO L226 Difference]: Without dead ends: 29382 [2022-02-09 02:14:55,831 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 294 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=286, Invalid=1196, Unknown=0, NotChecked=0, Total=1482 [2022-02-09 02:14:55,832 INFO L933 BasicCegarLoop]: 1010 mSDtfsCounter, 2047 mSDsluCounter, 7054 mSDsCounter, 0 mSdLazyCounter, 4814 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2047 SdHoareTripleChecker+Valid, 8062 SdHoareTripleChecker+Invalid, 4875 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 4814 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:14:55,832 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2047 Valid, 8062 Invalid, 4875 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 4814 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-09 02:14:55,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29382 states. [2022-02-09 02:14:56,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29382 to 12475. [2022-02-09 02:14:56,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12475 states, 12396 states have (on average 2.000403355921265) internal successors, (24797), 12474 states have internal predecessors, (24797), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:56,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12475 states to 12475 states and 24797 transitions. [2022-02-09 02:14:56,128 INFO L78 Accepts]: Start accepts. Automaton has 12475 states and 24797 transitions. Word has length 104 [2022-02-09 02:14:56,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:14:56,128 INFO L470 AbstractCegarLoop]: Abstraction has 12475 states and 24797 transitions. [2022-02-09 02:14:56,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:56,129 INFO L276 IsEmpty]: Start isEmpty. Operand 12475 states and 24797 transitions. [2022-02-09 02:14:56,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:14:56,130 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:14:56,130 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:14:56,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-02-09 02:14:56,130 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:14:56,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:14:56,131 INFO L85 PathProgramCache]: Analyzing trace with hash -165950815, now seen corresponding path program 23 times [2022-02-09 02:14:56,131 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:14:56,131 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189662216] [2022-02-09 02:14:56,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:14:56,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:14:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:14:56,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:14:56,384 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:14:56,384 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189662216] [2022-02-09 02:14:56,385 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189662216] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:14:56,385 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:14:56,385 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:14:56,385 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158802761] [2022-02-09 02:14:56,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:14:56,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:14:56,385 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:14:56,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:14:56,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:14:56,386 INFO L87 Difference]: Start difference. First operand 12475 states and 24797 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:58,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:14:58,945 INFO L93 Difference]: Finished difference Result 29483 states and 58570 transitions. [2022-02-09 02:14:58,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-09 02:14:58,945 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:14:58,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:14:58,994 INFO L225 Difference]: With dead ends: 29483 [2022-02-09 02:14:58,994 INFO L226 Difference]: Without dead ends: 29483 [2022-02-09 02:14:58,995 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 298 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=282, Invalid=1200, Unknown=0, NotChecked=0, Total=1482 [2022-02-09 02:14:58,995 INFO L933 BasicCegarLoop]: 1009 mSDtfsCounter, 1912 mSDsluCounter, 6780 mSDsCounter, 0 mSdLazyCounter, 4699 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1912 SdHoareTripleChecker+Valid, 7787 SdHoareTripleChecker+Invalid, 4755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 4699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:14:58,995 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1912 Valid, 7787 Invalid, 4755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 4699 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-09 02:14:59,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29483 states. [2022-02-09 02:14:59,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29483 to 12487. [2022-02-09 02:14:59,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12487 states, 12408 states have (on average 2.000483558994197) internal successors, (24822), 12486 states have internal predecessors, (24822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:59,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12487 states to 12487 states and 24822 transitions. [2022-02-09 02:14:59,265 INFO L78 Accepts]: Start accepts. Automaton has 12487 states and 24822 transitions. Word has length 104 [2022-02-09 02:14:59,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:14:59,265 INFO L470 AbstractCegarLoop]: Abstraction has 12487 states and 24822 transitions. [2022-02-09 02:14:59,266 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:14:59,266 INFO L276 IsEmpty]: Start isEmpty. Operand 12487 states and 24822 transitions. [2022-02-09 02:14:59,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:14:59,267 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:14:59,267 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:14:59,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-02-09 02:14:59,267 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:14:59,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:14:59,268 INFO L85 PathProgramCache]: Analyzing trace with hash -1086526781, now seen corresponding path program 24 times [2022-02-09 02:14:59,268 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:14:59,268 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146928804] [2022-02-09 02:14:59,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:14:59,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:14:59,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:14:59,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:14:59,418 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:14:59,419 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146928804] [2022-02-09 02:14:59,419 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146928804] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:14:59,419 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:14:59,419 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:14:59,419 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040821370] [2022-02-09 02:14:59,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:14:59,419 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:14:59,419 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:14:59,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:14:59,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:14:59,420 INFO L87 Difference]: Start difference. First operand 12487 states and 24822 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:01,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:15:01,521 INFO L93 Difference]: Finished difference Result 29557 states and 58718 transitions. [2022-02-09 02:15:01,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-09 02:15:01,522 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:15:01,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:15:01,584 INFO L225 Difference]: With dead ends: 29557 [2022-02-09 02:15:01,584 INFO L226 Difference]: Without dead ends: 29557 [2022-02-09 02:15:01,585 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 300 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=280, Invalid=1202, Unknown=0, NotChecked=0, Total=1482 [2022-02-09 02:15:01,585 INFO L933 BasicCegarLoop]: 974 mSDtfsCounter, 1887 mSDsluCounter, 5895 mSDsCounter, 0 mSdLazyCounter, 3419 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1887 SdHoareTripleChecker+Valid, 6867 SdHoareTripleChecker+Invalid, 3492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 3419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-09 02:15:01,585 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1887 Valid, 6867 Invalid, 3492 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 3419 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-09 02:15:01,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29557 states. [2022-02-09 02:15:01,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29557 to 12499. [2022-02-09 02:15:01,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12499 states, 12420 states have (on average 2.000563607085346) internal successors, (24847), 12498 states have internal predecessors, (24847), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:01,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12499 states to 12499 states and 24847 transitions. [2022-02-09 02:15:01,945 INFO L78 Accepts]: Start accepts. Automaton has 12499 states and 24847 transitions. Word has length 104 [2022-02-09 02:15:01,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:15:01,946 INFO L470 AbstractCegarLoop]: Abstraction has 12499 states and 24847 transitions. [2022-02-09 02:15:01,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:01,946 INFO L276 IsEmpty]: Start isEmpty. Operand 12499 states and 24847 transitions. [2022-02-09 02:15:01,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:15:01,948 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:15:01,948 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:15:01,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-02-09 02:15:01,948 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:15:01,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:15:01,949 INFO L85 PathProgramCache]: Analyzing trace with hash 2051330303, now seen corresponding path program 25 times [2022-02-09 02:15:01,949 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:15:01,949 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658364453] [2022-02-09 02:15:01,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:15:01,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:15:01,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:15:02,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:15:02,115 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:15:02,115 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658364453] [2022-02-09 02:15:02,115 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658364453] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:15:02,115 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:15:02,116 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:15:02,116 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788713436] [2022-02-09 02:15:02,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:15:02,116 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:15:02,116 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:15:02,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:15:02,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:15:02,117 INFO L87 Difference]: Start difference. First operand 12499 states and 24847 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:04,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:15:04,405 INFO L93 Difference]: Finished difference Result 29510 states and 58624 transitions. [2022-02-09 02:15:04,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-09 02:15:04,406 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:15:04,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:15:04,455 INFO L225 Difference]: With dead ends: 29510 [2022-02-09 02:15:04,455 INFO L226 Difference]: Without dead ends: 29510 [2022-02-09 02:15:04,455 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 403 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=330, Invalid=1476, Unknown=0, NotChecked=0, Total=1806 [2022-02-09 02:15:04,456 INFO L933 BasicCegarLoop]: 1040 mSDtfsCounter, 2224 mSDsluCounter, 6497 mSDsCounter, 0 mSdLazyCounter, 3736 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2224 SdHoareTripleChecker+Valid, 7535 SdHoareTripleChecker+Invalid, 3788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 3736 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:15:04,456 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2224 Valid, 7535 Invalid, 3788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 3736 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-09 02:15:04,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29510 states. [2022-02-09 02:15:04,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29510 to 12535. [2022-02-09 02:15:04,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12535 states, 12456 states have (on average 2.0006422607578678) internal successors, (24920), 12534 states have internal predecessors, (24920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:04,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12535 states to 12535 states and 24920 transitions. [2022-02-09 02:15:04,805 INFO L78 Accepts]: Start accepts. Automaton has 12535 states and 24920 transitions. Word has length 104 [2022-02-09 02:15:04,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:15:04,805 INFO L470 AbstractCegarLoop]: Abstraction has 12535 states and 24920 transitions. [2022-02-09 02:15:04,806 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:04,806 INFO L276 IsEmpty]: Start isEmpty. Operand 12535 states and 24920 transitions. [2022-02-09 02:15:04,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:15:04,807 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:15:04,807 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:15:04,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-02-09 02:15:04,807 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:15:04,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:15:04,808 INFO L85 PathProgramCache]: Analyzing trace with hash -1601356179, now seen corresponding path program 43 times [2022-02-09 02:15:04,808 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:15:04,808 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917987975] [2022-02-09 02:15:04,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:15:04,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:15:04,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:15:04,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:15:04,929 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:15:04,929 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917987975] [2022-02-09 02:15:04,929 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [917987975] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:15:04,929 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:15:04,929 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:15:04,929 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474401972] [2022-02-09 02:15:04,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:15:04,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:15:04,930 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:15:04,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:15:04,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:15:04,930 INFO L87 Difference]: Start difference. First operand 12535 states and 24920 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:07,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:15:07,895 INFO L93 Difference]: Finished difference Result 29467 states and 58527 transitions. [2022-02-09 02:15:07,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-02-09 02:15:07,896 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:15:07,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:15:07,946 INFO L225 Difference]: With dead ends: 29467 [2022-02-09 02:15:07,946 INFO L226 Difference]: Without dead ends: 29467 [2022-02-09 02:15:07,946 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 726 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=604, Invalid=2588, Unknown=0, NotChecked=0, Total=3192 [2022-02-09 02:15:07,947 INFO L933 BasicCegarLoop]: 1101 mSDtfsCounter, 2369 mSDsluCounter, 7091 mSDsCounter, 0 mSdLazyCounter, 5019 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2369 SdHoareTripleChecker+Valid, 8188 SdHoareTripleChecker+Invalid, 5108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 5019 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:15:07,947 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2369 Valid, 8188 Invalid, 5108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 5019 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-09 02:15:07,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29467 states. [2022-02-09 02:15:08,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29467 to 12479. [2022-02-09 02:15:08,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12479 states, 12400 states have (on average 2.0006451612903224) internal successors, (24808), 12478 states have internal predecessors, (24808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:08,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12479 states to 12479 states and 24808 transitions. [2022-02-09 02:15:08,215 INFO L78 Accepts]: Start accepts. Automaton has 12479 states and 24808 transitions. Word has length 104 [2022-02-09 02:15:08,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:15:08,215 INFO L470 AbstractCegarLoop]: Abstraction has 12479 states and 24808 transitions. [2022-02-09 02:15:08,215 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:08,215 INFO L276 IsEmpty]: Start isEmpty. Operand 12479 states and 24808 transitions. [2022-02-09 02:15:08,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:15:08,217 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:15:08,217 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:15:08,217 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-02-09 02:15:08,217 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:15:08,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:15:08,217 INFO L85 PathProgramCache]: Analyzing trace with hash 1170393667, now seen corresponding path program 26 times [2022-02-09 02:15:08,217 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:15:08,217 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12895240] [2022-02-09 02:15:08,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:15:08,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:15:08,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:15:08,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:15:08,380 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:15:08,380 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12895240] [2022-02-09 02:15:08,380 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12895240] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:15:08,380 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:15:08,381 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:15:08,381 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137889123] [2022-02-09 02:15:08,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:15:08,381 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:15:08,381 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:15:08,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:15:08,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:15:08,382 INFO L87 Difference]: Start difference. First operand 12479 states and 24808 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:10,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:15:10,638 INFO L93 Difference]: Finished difference Result 19477 states and 38678 transitions. [2022-02-09 02:15:10,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-09 02:15:10,638 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:15:10,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:15:10,670 INFO L225 Difference]: With dead ends: 19477 [2022-02-09 02:15:10,670 INFO L226 Difference]: Without dead ends: 19477 [2022-02-09 02:15:10,670 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 288 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=296, Invalid=1186, Unknown=0, NotChecked=0, Total=1482 [2022-02-09 02:15:10,671 INFO L933 BasicCegarLoop]: 771 mSDtfsCounter, 1540 mSDsluCounter, 5830 mSDsCounter, 0 mSdLazyCounter, 4095 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1540 SdHoareTripleChecker+Valid, 6599 SdHoareTripleChecker+Invalid, 4172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 4095 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-09 02:15:10,671 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1540 Valid, 6599 Invalid, 4172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 4095 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-09 02:15:10,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19477 states. [2022-02-09 02:15:10,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19477 to 12481. [2022-02-09 02:15:10,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12481 states, 12402 states have (on average 2.000645057248831) internal successors, (24812), 12480 states have internal predecessors, (24812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:10,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12481 states to 12481 states and 24812 transitions. [2022-02-09 02:15:10,922 INFO L78 Accepts]: Start accepts. Automaton has 12481 states and 24812 transitions. Word has length 104 [2022-02-09 02:15:10,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:15:10,922 INFO L470 AbstractCegarLoop]: Abstraction has 12481 states and 24812 transitions. [2022-02-09 02:15:10,922 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:10,922 INFO L276 IsEmpty]: Start isEmpty. Operand 12481 states and 24812 transitions. [2022-02-09 02:15:10,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:15:10,924 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:15:10,924 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:15:10,924 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-02-09 02:15:10,924 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:15:10,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:15:10,925 INFO L85 PathProgramCache]: Analyzing trace with hash 1255222339, now seen corresponding path program 27 times [2022-02-09 02:15:10,925 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:15:10,925 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425933162] [2022-02-09 02:15:10,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:15:10,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:15:10,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:15:11,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:15:11,072 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:15:11,072 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425933162] [2022-02-09 02:15:11,072 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425933162] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:15:11,072 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:15:11,072 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:15:11,072 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771035773] [2022-02-09 02:15:11,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:15:11,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:15:11,072 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:15:11,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:15:11,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:15:11,073 INFO L87 Difference]: Start difference. First operand 12481 states and 24812 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:13,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:15:13,042 INFO L93 Difference]: Finished difference Result 19568 states and 38860 transitions. [2022-02-09 02:15:13,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-09 02:15:13,042 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:15:13,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:15:13,074 INFO L225 Difference]: With dead ends: 19568 [2022-02-09 02:15:13,074 INFO L226 Difference]: Without dead ends: 19568 [2022-02-09 02:15:13,074 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=294, Invalid=1188, Unknown=0, NotChecked=0, Total=1482 [2022-02-09 02:15:13,075 INFO L933 BasicCegarLoop]: 782 mSDtfsCounter, 1549 mSDsluCounter, 5375 mSDsCounter, 0 mSdLazyCounter, 3540 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1549 SdHoareTripleChecker+Valid, 6155 SdHoareTripleChecker+Invalid, 3622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 3540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-09 02:15:13,075 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1549 Valid, 6155 Invalid, 3622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 3540 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-09 02:15:13,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19568 states. [2022-02-09 02:15:13,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19568 to 12479. [2022-02-09 02:15:13,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12479 states, 12400 states have (on average 2.0006451612903224) internal successors, (24808), 12478 states have internal predecessors, (24808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:13,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12479 states to 12479 states and 24808 transitions. [2022-02-09 02:15:13,279 INFO L78 Accepts]: Start accepts. Automaton has 12479 states and 24808 transitions. Word has length 104 [2022-02-09 02:15:13,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:15:13,279 INFO L470 AbstractCegarLoop]: Abstraction has 12479 states and 24808 transitions. [2022-02-09 02:15:13,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:13,279 INFO L276 IsEmpty]: Start isEmpty. Operand 12479 states and 24808 transitions. [2022-02-09 02:15:13,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:15:13,281 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:15:13,281 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:15:13,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-02-09 02:15:13,281 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:15:13,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:15:13,281 INFO L85 PathProgramCache]: Analyzing trace with hash 334646373, now seen corresponding path program 28 times [2022-02-09 02:15:13,281 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:15:13,281 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035589561] [2022-02-09 02:15:13,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:15:13,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:15:13,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:15:13,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:15:13,428 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:15:13,428 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035589561] [2022-02-09 02:15:13,428 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035589561] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:15:13,428 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:15:13,428 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:15:13,428 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380969171] [2022-02-09 02:15:13,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:15:13,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:15:13,429 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:15:13,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:15:13,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:15:13,429 INFO L87 Difference]: Start difference. First operand 12479 states and 24808 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:15,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:15:15,331 INFO L93 Difference]: Finished difference Result 19703 states and 39126 transitions. [2022-02-09 02:15:15,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-09 02:15:15,331 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:15:15,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:15:15,362 INFO L225 Difference]: With dead ends: 19703 [2022-02-09 02:15:15,362 INFO L226 Difference]: Without dead ends: 19703 [2022-02-09 02:15:15,363 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=294, Invalid=1188, Unknown=0, NotChecked=0, Total=1482 [2022-02-09 02:15:15,363 INFO L933 BasicCegarLoop]: 791 mSDtfsCounter, 1588 mSDsluCounter, 5033 mSDsCounter, 0 mSdLazyCounter, 3266 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1588 SdHoareTripleChecker+Valid, 5822 SdHoareTripleChecker+Invalid, 3370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 3266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-09 02:15:15,363 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1588 Valid, 5822 Invalid, 3370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 3266 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-09 02:15:15,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19703 states. [2022-02-09 02:15:15,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19703 to 12469. [2022-02-09 02:15:15,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12469 states, 12390 states have (on average 2.0006456820016143) internal successors, (24788), 12468 states have internal predecessors, (24788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:15,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12469 states to 12469 states and 24788 transitions. [2022-02-09 02:15:15,581 INFO L78 Accepts]: Start accepts. Automaton has 12469 states and 24788 transitions. Word has length 104 [2022-02-09 02:15:15,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:15:15,582 INFO L470 AbstractCegarLoop]: Abstraction has 12469 states and 24788 transitions. [2022-02-09 02:15:15,582 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:15,582 INFO L276 IsEmpty]: Start isEmpty. Operand 12469 states and 24788 transitions. [2022-02-09 02:15:15,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:15:15,583 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:15:15,583 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:15:15,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-02-09 02:15:15,583 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:15:15,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:15:15,583 INFO L85 PathProgramCache]: Analyzing trace with hash -158732255, now seen corresponding path program 29 times [2022-02-09 02:15:15,584 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:15:15,584 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959138914] [2022-02-09 02:15:15,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:15:15,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:15:15,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:15:15,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:15:15,756 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:15:15,756 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959138914] [2022-02-09 02:15:15,756 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959138914] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:15:15,756 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:15:15,757 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:15:15,757 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437179591] [2022-02-09 02:15:15,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:15:15,757 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:15:15,757 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:15:15,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:15:15,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:15:15,758 INFO L87 Difference]: Start difference. First operand 12469 states and 24788 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:17,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:15:17,960 INFO L93 Difference]: Finished difference Result 19461 states and 38646 transitions. [2022-02-09 02:15:17,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 02:15:17,960 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:15:17,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:15:17,995 INFO L225 Difference]: With dead ends: 19461 [2022-02-09 02:15:17,996 INFO L226 Difference]: Without dead ends: 19461 [2022-02-09 02:15:17,996 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 304 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=320, Invalid=1240, Unknown=0, NotChecked=0, Total=1560 [2022-02-09 02:15:17,996 INFO L933 BasicCegarLoop]: 799 mSDtfsCounter, 1602 mSDsluCounter, 5244 mSDsCounter, 0 mSdLazyCounter, 3553 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1602 SdHoareTripleChecker+Valid, 6041 SdHoareTripleChecker+Invalid, 3635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 3553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-09 02:15:17,996 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1602 Valid, 6041 Invalid, 3635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 3553 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-09 02:15:18,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19461 states. [2022-02-09 02:15:18,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19461 to 12469. [2022-02-09 02:15:18,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12469 states, 12390 states have (on average 2.0006456820016143) internal successors, (24788), 12468 states have internal predecessors, (24788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:18,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12469 states to 12469 states and 24788 transitions. [2022-02-09 02:15:18,230 INFO L78 Accepts]: Start accepts. Automaton has 12469 states and 24788 transitions. Word has length 104 [2022-02-09 02:15:18,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:15:18,230 INFO L470 AbstractCegarLoop]: Abstraction has 12469 states and 24788 transitions. [2022-02-09 02:15:18,230 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:18,230 INFO L276 IsEmpty]: Start isEmpty. Operand 12469 states and 24788 transitions. [2022-02-09 02:15:18,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:15:18,231 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:15:18,232 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:15:18,232 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-02-09 02:15:18,232 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:15:18,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:15:18,232 INFO L85 PathProgramCache]: Analyzing trace with hash -73903583, now seen corresponding path program 30 times [2022-02-09 02:15:18,232 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:15:18,232 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3960098] [2022-02-09 02:15:18,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:15:18,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:15:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:15:18,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:15:18,392 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:15:18,392 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3960098] [2022-02-09 02:15:18,392 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3960098] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:15:18,392 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:15:18,392 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:15:18,392 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627398479] [2022-02-09 02:15:18,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:15:18,393 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:15:18,393 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:15:18,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:15:18,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:15:18,393 INFO L87 Difference]: Start difference. First operand 12469 states and 24788 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:20,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:15:20,698 INFO L93 Difference]: Finished difference Result 19603 states and 38926 transitions. [2022-02-09 02:15:20,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 02:15:20,698 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:15:20,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:15:20,740 INFO L225 Difference]: With dead ends: 19603 [2022-02-09 02:15:20,740 INFO L226 Difference]: Without dead ends: 19603 [2022-02-09 02:15:20,740 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=319, Invalid=1241, Unknown=0, NotChecked=0, Total=1560 [2022-02-09 02:15:20,741 INFO L933 BasicCegarLoop]: 810 mSDtfsCounter, 1610 mSDsluCounter, 5627 mSDsCounter, 0 mSdLazyCounter, 4015 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1610 SdHoareTripleChecker+Valid, 6435 SdHoareTripleChecker+Invalid, 4101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 4015 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:15:20,741 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1610 Valid, 6435 Invalid, 4101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 4015 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-09 02:15:20,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19603 states. [2022-02-09 02:15:20,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19603 to 12459. [2022-02-09 02:15:21,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12459 states, 12380 states have (on average 2.0006462035541195) internal successors, (24768), 12458 states have internal predecessors, (24768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:21,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12459 states to 12459 states and 24768 transitions. [2022-02-09 02:15:21,035 INFO L78 Accepts]: Start accepts. Automaton has 12459 states and 24768 transitions. Word has length 104 [2022-02-09 02:15:21,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:15:21,035 INFO L470 AbstractCegarLoop]: Abstraction has 12459 states and 24768 transitions. [2022-02-09 02:15:21,036 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:21,036 INFO L276 IsEmpty]: Start isEmpty. Operand 12459 states and 24768 transitions. [2022-02-09 02:15:21,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:15:21,037 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:15:21,037 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:15:21,038 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-02-09 02:15:21,038 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:15:21,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:15:21,038 INFO L85 PathProgramCache]: Analyzing trace with hash 1876941507, now seen corresponding path program 31 times [2022-02-09 02:15:21,038 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:15:21,038 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731057117] [2022-02-09 02:15:21,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:15:21,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:15:21,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:15:21,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:15:21,212 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:15:21,212 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731057117] [2022-02-09 02:15:21,212 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731057117] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:15:21,212 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:15:21,212 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:15:21,212 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384974264] [2022-02-09 02:15:21,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:15:21,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:15:21,213 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:15:21,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:15:21,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:15:21,213 INFO L87 Difference]: Start difference. First operand 12459 states and 24768 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:23,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:15:23,335 INFO L93 Difference]: Finished difference Result 19422 states and 38564 transitions. [2022-02-09 02:15:23,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-09 02:15:23,335 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:15:23,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:15:23,364 INFO L225 Difference]: With dead ends: 19422 [2022-02-09 02:15:23,364 INFO L226 Difference]: Without dead ends: 19422 [2022-02-09 02:15:23,365 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=349, Invalid=1291, Unknown=0, NotChecked=0, Total=1640 [2022-02-09 02:15:23,365 INFO L933 BasicCegarLoop]: 844 mSDtfsCounter, 1613 mSDsluCounter, 5069 mSDsCounter, 0 mSdLazyCounter, 3411 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1613 SdHoareTripleChecker+Valid, 5911 SdHoareTripleChecker+Invalid, 3492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 3411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-09 02:15:23,365 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1613 Valid, 5911 Invalid, 3492 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 3411 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-09 02:15:23,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19422 states. [2022-02-09 02:15:23,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19422 to 12439. [2022-02-09 02:15:23,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12439 states, 12360 states have (on average 2.0003236245954694) internal successors, (24724), 12438 states have internal predecessors, (24724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:23,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12439 states to 12439 states and 24724 transitions. [2022-02-09 02:15:23,580 INFO L78 Accepts]: Start accepts. Automaton has 12439 states and 24724 transitions. Word has length 104 [2022-02-09 02:15:23,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:15:23,580 INFO L470 AbstractCegarLoop]: Abstraction has 12439 states and 24724 transitions. [2022-02-09 02:15:23,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:23,581 INFO L276 IsEmpty]: Start isEmpty. Operand 12439 states and 24724 transitions. [2022-02-09 02:15:23,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:15:23,582 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:15:23,582 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:15:23,582 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-02-09 02:15:23,582 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:15:23,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:15:23,582 INFO L85 PathProgramCache]: Analyzing trace with hash 1430962269, now seen corresponding path program 32 times [2022-02-09 02:15:23,582 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:15:23,582 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67530444] [2022-02-09 02:15:23,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:15:23,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:15:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:15:23,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:15:23,749 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:15:23,749 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67530444] [2022-02-09 02:15:23,749 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67530444] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:15:23,749 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:15:23,749 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:15:23,749 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120847474] [2022-02-09 02:15:23,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:15:23,749 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:15:23,750 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:15:23,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:15:23,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:15:23,750 INFO L87 Difference]: Start difference. First operand 12439 states and 24724 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:26,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:15:26,617 INFO L93 Difference]: Finished difference Result 38798 states and 77084 transitions. [2022-02-09 02:15:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-09 02:15:26,617 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:15:26,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:15:26,704 INFO L225 Difference]: With dead ends: 38798 [2022-02-09 02:15:26,704 INFO L226 Difference]: Without dead ends: 38798 [2022-02-09 02:15:26,704 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 445 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=345, Invalid=1547, Unknown=0, NotChecked=0, Total=1892 [2022-02-09 02:15:26,705 INFO L933 BasicCegarLoop]: 1123 mSDtfsCounter, 2085 mSDsluCounter, 7389 mSDsCounter, 0 mSdLazyCounter, 4690 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2085 SdHoareTripleChecker+Valid, 8510 SdHoareTripleChecker+Invalid, 4750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 4690 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-09 02:15:26,705 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2085 Valid, 8510 Invalid, 4750 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 4690 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-09 02:15:26,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38798 states. [2022-02-09 02:15:27,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38798 to 12459. [2022-02-09 02:15:27,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12459 states, 12380 states have (on average 2.000403877221325) internal successors, (24765), 12458 states have internal predecessors, (24765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:27,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12459 states to 12459 states and 24765 transitions. [2022-02-09 02:15:27,105 INFO L78 Accepts]: Start accepts. Automaton has 12459 states and 24765 transitions. Word has length 104 [2022-02-09 02:15:27,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:15:27,106 INFO L470 AbstractCegarLoop]: Abstraction has 12459 states and 24765 transitions. [2022-02-09 02:15:27,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:27,106 INFO L276 IsEmpty]: Start isEmpty. Operand 12459 states and 24765 transitions. [2022-02-09 02:15:27,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:15:27,107 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:15:27,107 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:15:27,107 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-02-09 02:15:27,107 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:15:27,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:15:27,108 INFO L85 PathProgramCache]: Analyzing trace with hash 1515790941, now seen corresponding path program 33 times [2022-02-09 02:15:27,108 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:15:27,108 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064990963] [2022-02-09 02:15:27,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:15:27,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:15:27,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:15:27,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:15:27,285 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:15:27,286 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064990963] [2022-02-09 02:15:27,286 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2064990963] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:15:27,286 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:15:27,286 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:15:27,286 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210277743] [2022-02-09 02:15:27,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:15:27,286 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:15:27,286 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:15:27,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:15:27,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:15:27,287 INFO L87 Difference]: Start difference. First operand 12459 states and 24765 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:30,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:15:30,045 INFO L93 Difference]: Finished difference Result 38899 states and 77286 transitions. [2022-02-09 02:15:30,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-09 02:15:30,046 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:15:30,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:15:30,118 INFO L225 Difference]: With dead ends: 38899 [2022-02-09 02:15:30,118 INFO L226 Difference]: Without dead ends: 38899 [2022-02-09 02:15:30,119 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 420 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=1480, Unknown=0, NotChecked=0, Total=1806 [2022-02-09 02:15:30,119 INFO L933 BasicCegarLoop]: 1155 mSDtfsCounter, 1971 mSDsluCounter, 7388 mSDsCounter, 0 mSdLazyCounter, 4772 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1971 SdHoareTripleChecker+Valid, 8541 SdHoareTripleChecker+Invalid, 4843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 4772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:15:30,119 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1971 Valid, 8541 Invalid, 4843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 4772 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-09 02:15:30,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38899 states. [2022-02-09 02:15:30,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38899 to 12471. [2022-02-09 02:15:30,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12471 states, 12392 states have (on average 2.000484183344093) internal successors, (24790), 12470 states have internal predecessors, (24790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:30,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12471 states to 12471 states and 24790 transitions. [2022-02-09 02:15:30,441 INFO L78 Accepts]: Start accepts. Automaton has 12471 states and 24790 transitions. Word has length 104 [2022-02-09 02:15:30,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:15:30,442 INFO L470 AbstractCegarLoop]: Abstraction has 12471 states and 24790 transitions. [2022-02-09 02:15:30,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:30,442 INFO L276 IsEmpty]: Start isEmpty. Operand 12471 states and 24790 transitions. [2022-02-09 02:15:30,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:15:30,443 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:15:30,443 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:15:30,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-02-09 02:15:30,443 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:15:30,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:15:30,443 INFO L85 PathProgramCache]: Analyzing trace with hash 595214975, now seen corresponding path program 34 times [2022-02-09 02:15:30,444 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:15:30,444 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412018243] [2022-02-09 02:15:30,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:15:30,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:15:30,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:15:30,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:15:30,588 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:15:30,588 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412018243] [2022-02-09 02:15:30,588 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412018243] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:15:30,588 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:15:30,588 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:15:30,588 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671189517] [2022-02-09 02:15:30,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:15:30,588 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:15:30,588 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:15:30,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:15:30,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:15:30,589 INFO L87 Difference]: Start difference. First operand 12471 states and 24790 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:33,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:15:33,702 INFO L93 Difference]: Finished difference Result 38973 states and 77434 transitions. [2022-02-09 02:15:33,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-09 02:15:33,703 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:15:33,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:15:33,800 INFO L225 Difference]: With dead ends: 38973 [2022-02-09 02:15:33,800 INFO L226 Difference]: Without dead ends: 38973 [2022-02-09 02:15:33,800 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 393 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=310, Invalid=1412, Unknown=0, NotChecked=0, Total=1722 [2022-02-09 02:15:33,801 INFO L933 BasicCegarLoop]: 1120 mSDtfsCounter, 1919 mSDsluCounter, 7781 mSDsCounter, 0 mSdLazyCounter, 5233 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1919 SdHoareTripleChecker+Valid, 8899 SdHoareTripleChecker+Invalid, 5303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 5233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-02-09 02:15:33,801 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1919 Valid, 8899 Invalid, 5303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 5233 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-02-09 02:15:33,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38973 states. [2022-02-09 02:15:34,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38973 to 12483. [2022-02-09 02:15:34,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12483 states, 12404 states have (on average 2.000564334085779) internal successors, (24815), 12482 states have internal predecessors, (24815), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:34,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12483 states to 12483 states and 24815 transitions. [2022-02-09 02:15:34,341 INFO L78 Accepts]: Start accepts. Automaton has 12483 states and 24815 transitions. Word has length 104 [2022-02-09 02:15:34,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:15:34,341 INFO L470 AbstractCegarLoop]: Abstraction has 12483 states and 24815 transitions. [2022-02-09 02:15:34,341 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:34,341 INFO L276 IsEmpty]: Start isEmpty. Operand 12483 states and 24815 transitions. [2022-02-09 02:15:34,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:15:34,343 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:15:34,343 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:15:34,343 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-02-09 02:15:34,343 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:15:34,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:15:34,344 INFO L85 PathProgramCache]: Analyzing trace with hash -561895237, now seen corresponding path program 35 times [2022-02-09 02:15:34,344 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:15:34,344 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282245791] [2022-02-09 02:15:34,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:15:34,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:15:34,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:15:34,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:15:34,513 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:15:34,514 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282245791] [2022-02-09 02:15:34,514 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1282245791] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:15:34,514 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:15:34,514 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:15:34,514 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978691411] [2022-02-09 02:15:34,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:15:34,514 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:15:34,514 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:15:34,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:15:34,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:15:34,515 INFO L87 Difference]: Start difference. First operand 12483 states and 24815 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:37,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:15:37,211 INFO L93 Difference]: Finished difference Result 48645 states and 96664 transitions. [2022-02-09 02:15:37,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-09 02:15:37,211 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:15:37,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:15:37,326 INFO L225 Difference]: With dead ends: 48645 [2022-02-09 02:15:37,326 INFO L226 Difference]: Without dead ends: 48645 [2022-02-09 02:15:37,327 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 508 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=365, Invalid=1705, Unknown=0, NotChecked=0, Total=2070 [2022-02-09 02:15:37,327 INFO L933 BasicCegarLoop]: 1154 mSDtfsCounter, 2440 mSDsluCounter, 7856 mSDsCounter, 0 mSdLazyCounter, 4441 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2440 SdHoareTripleChecker+Valid, 9008 SdHoareTripleChecker+Invalid, 4497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 4441 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:15:37,327 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2440 Valid, 9008 Invalid, 4497 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 4441 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-09 02:15:37,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48645 states. [2022-02-09 02:15:37,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48645 to 12519. [2022-02-09 02:15:37,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12519 states, 12440 states have (on average 2.00064308681672) internal successors, (24888), 12518 states have internal predecessors, (24888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:37,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12519 states to 12519 states and 24888 transitions. [2022-02-09 02:15:37,784 INFO L78 Accepts]: Start accepts. Automaton has 12519 states and 24888 transitions. Word has length 104 [2022-02-09 02:15:37,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:15:37,784 INFO L470 AbstractCegarLoop]: Abstraction has 12519 states and 24888 transitions. [2022-02-09 02:15:37,784 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:37,785 INFO L276 IsEmpty]: Start isEmpty. Operand 12519 states and 24888 transitions. [2022-02-09 02:15:37,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:15:37,786 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:15:37,786 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:15:37,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-02-09 02:15:37,786 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:15:37,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:15:37,786 INFO L85 PathProgramCache]: Analyzing trace with hash 80385577, now seen corresponding path program 44 times [2022-02-09 02:15:37,787 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:15:37,787 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955641494] [2022-02-09 02:15:37,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:15:37,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:15:37,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:15:37,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:15:37,924 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:15:37,924 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955641494] [2022-02-09 02:15:37,924 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955641494] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:15:37,924 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:15:37,924 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:15:37,924 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641259946] [2022-02-09 02:15:37,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:15:37,925 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:15:37,925 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:15:37,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:15:37,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:15:37,925 INFO L87 Difference]: Start difference. First operand 12519 states and 24888 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:42,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:15:42,164 INFO L93 Difference]: Finished difference Result 48819 states and 96991 transitions. [2022-02-09 02:15:42,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-09 02:15:42,164 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:15:42,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:15:42,294 INFO L225 Difference]: With dead ends: 48819 [2022-02-09 02:15:42,294 INFO L226 Difference]: Without dead ends: 48819 [2022-02-09 02:15:42,294 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 857 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=717, Invalid=2943, Unknown=0, NotChecked=0, Total=3660 [2022-02-09 02:15:42,295 INFO L933 BasicCegarLoop]: 1360 mSDtfsCounter, 2579 mSDsluCounter, 8934 mSDsCounter, 0 mSdLazyCounter, 6808 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2579 SdHoareTripleChecker+Valid, 10290 SdHoareTripleChecker+Invalid, 6899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 6808 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:15:42,295 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2579 Valid, 10290 Invalid, 6899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 6808 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-02-09 02:15:42,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48819 states. [2022-02-09 02:15:42,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48819 to 12409. [2022-02-09 02:15:42,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12409 states, 12330 states have (on average 2.000324412003244) internal successors, (24664), 12408 states have internal predecessors, (24664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:42,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12409 states to 12409 states and 24664 transitions. [2022-02-09 02:15:42,796 INFO L78 Accepts]: Start accepts. Automaton has 12409 states and 24664 transitions. Word has length 104 [2022-02-09 02:15:42,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:15:42,797 INFO L470 AbstractCegarLoop]: Abstraction has 12409 states and 24664 transitions. [2022-02-09 02:15:42,797 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:42,797 INFO L276 IsEmpty]: Start isEmpty. Operand 12409 states and 24664 transitions. [2022-02-09 02:15:42,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:15:42,798 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:15:42,799 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:15:42,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-02-09 02:15:42,799 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:15:42,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:15:42,799 INFO L85 PathProgramCache]: Analyzing trace with hash -410338885, now seen corresponding path program 36 times [2022-02-09 02:15:42,799 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:15:42,799 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941607573] [2022-02-09 02:15:42,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:15:42,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:15:42,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:15:42,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:15:42,960 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:15:42,960 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941607573] [2022-02-09 02:15:42,960 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941607573] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:15:42,960 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:15:42,960 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:15:42,960 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243501600] [2022-02-09 02:15:42,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:15:42,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:15:42,961 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:15:42,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:15:42,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:15:42,962 INFO L87 Difference]: Start difference. First operand 12409 states and 24664 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:45,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:15:45,965 INFO L93 Difference]: Finished difference Result 38477 states and 76444 transitions. [2022-02-09 02:15:45,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-09 02:15:45,965 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:15:45,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:15:46,060 INFO L225 Difference]: With dead ends: 38477 [2022-02-09 02:15:46,061 INFO L226 Difference]: Without dead ends: 38477 [2022-02-09 02:15:46,061 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 468 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=356, Invalid=1624, Unknown=0, NotChecked=0, Total=1980 [2022-02-09 02:15:46,061 INFO L933 BasicCegarLoop]: 1155 mSDtfsCounter, 2261 mSDsluCounter, 8035 mSDsCounter, 0 mSdLazyCounter, 5040 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2261 SdHoareTripleChecker+Valid, 9188 SdHoareTripleChecker+Invalid, 5090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 5040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-09 02:15:46,062 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2261 Valid, 9188 Invalid, 5090 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 5040 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-09 02:15:46,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38477 states. [2022-02-09 02:15:46,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38477 to 12465. [2022-02-09 02:15:46,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12465 states, 12386 states have (on average 2.0006458905215565) internal successors, (24780), 12464 states have internal predecessors, (24780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:46,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12465 states to 12465 states and 24780 transitions. [2022-02-09 02:15:46,477 INFO L78 Accepts]: Start accepts. Automaton has 12465 states and 24780 transitions. Word has length 104 [2022-02-09 02:15:46,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:15:46,477 INFO L470 AbstractCegarLoop]: Abstraction has 12465 states and 24780 transitions. [2022-02-09 02:15:46,477 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:46,477 INFO L276 IsEmpty]: Start isEmpty. Operand 12465 states and 24780 transitions. [2022-02-09 02:15:46,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:15:46,479 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:15:46,479 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:15:46,479 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-02-09 02:15:46,479 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:15:46,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:15:46,479 INFO L85 PathProgramCache]: Analyzing trace with hash 231941929, now seen corresponding path program 45 times [2022-02-09 02:15:46,479 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:15:46,480 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555369907] [2022-02-09 02:15:46,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:15:46,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:15:46,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:15:46,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:15:46,642 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:15:46,642 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555369907] [2022-02-09 02:15:46,642 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555369907] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:15:46,642 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:15:46,642 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:15:46,642 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520897798] [2022-02-09 02:15:46,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:15:46,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:15:46,642 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:15:46,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:15:46,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:15:46,643 INFO L87 Difference]: Start difference. First operand 12465 states and 24780 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:50,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:15:50,417 INFO L93 Difference]: Finished difference Result 38730 states and 76934 transitions. [2022-02-09 02:15:50,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-02-09 02:15:50,418 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:15:50,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:15:50,508 INFO L225 Difference]: With dead ends: 38730 [2022-02-09 02:15:50,508 INFO L226 Difference]: Without dead ends: 38730 [2022-02-09 02:15:50,509 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 733 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=615, Invalid=2577, Unknown=0, NotChecked=0, Total=3192 [2022-02-09 02:15:50,509 INFO L933 BasicCegarLoop]: 1366 mSDtfsCounter, 2391 mSDsluCounter, 8317 mSDsCounter, 0 mSdLazyCounter, 6216 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2391 SdHoareTripleChecker+Valid, 9679 SdHoareTripleChecker+Invalid, 6306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 6216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:15:50,509 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2391 Valid, 9679 Invalid, 6306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 6216 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-02-09 02:15:50,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38730 states. [2022-02-09 02:15:50,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38730 to 12337. [2022-02-09 02:15:50,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12337 states, 12258 states have (on average 2.0003263175069343) internal successors, (24520), 12336 states have internal predecessors, (24520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:50,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12337 states to 12337 states and 24520 transitions. [2022-02-09 02:15:50,903 INFO L78 Accepts]: Start accepts. Automaton has 12337 states and 24520 transitions. Word has length 104 [2022-02-09 02:15:50,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:15:50,903 INFO L470 AbstractCegarLoop]: Abstraction has 12337 states and 24520 transitions. [2022-02-09 02:15:50,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:50,903 INFO L276 IsEmpty]: Start isEmpty. Operand 12337 states and 24520 transitions. [2022-02-09 02:15:50,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:15:50,904 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:15:50,904 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:15:50,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-02-09 02:15:50,904 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:15:50,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:15:50,905 INFO L85 PathProgramCache]: Analyzing trace with hash 2123366539, now seen corresponding path program 46 times [2022-02-09 02:15:50,905 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:15:50,905 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071246007] [2022-02-09 02:15:50,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:15:50,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:15:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:15:51,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:15:51,061 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:15:51,062 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071246007] [2022-02-09 02:15:51,062 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071246007] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:15:51,062 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:15:51,062 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:15:51,062 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707846794] [2022-02-09 02:15:51,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:15:51,062 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:15:51,062 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:15:51,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:15:51,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:15:51,063 INFO L87 Difference]: Start difference. First operand 12337 states and 24520 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:53,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:15:53,025 INFO L93 Difference]: Finished difference Result 23155 states and 46036 transitions. [2022-02-09 02:15:53,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-09 02:15:53,025 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:15:53,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:15:53,063 INFO L225 Difference]: With dead ends: 23155 [2022-02-09 02:15:53,063 INFO L226 Difference]: Without dead ends: 23155 [2022-02-09 02:15:53,063 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=172, Invalid=640, Unknown=0, NotChecked=0, Total=812 [2022-02-09 02:15:53,064 INFO L933 BasicCegarLoop]: 751 mSDtfsCounter, 982 mSDsluCounter, 5564 mSDsCounter, 0 mSdLazyCounter, 3889 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 982 SdHoareTripleChecker+Valid, 6313 SdHoareTripleChecker+Invalid, 3976 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 3889 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-09 02:15:53,064 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [982 Valid, 6313 Invalid, 3976 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 3889 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-09 02:15:53,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23155 states. [2022-02-09 02:15:53,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23155 to 12449. [2022-02-09 02:15:53,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12449 states, 12370 states have (on average 2.0003233629749393) internal successors, (24744), 12448 states have internal predecessors, (24744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:53,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12449 states to 12449 states and 24744 transitions. [2022-02-09 02:15:53,317 INFO L78 Accepts]: Start accepts. Automaton has 12449 states and 24744 transitions. Word has length 104 [2022-02-09 02:15:53,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:15:53,317 INFO L470 AbstractCegarLoop]: Abstraction has 12449 states and 24744 transitions. [2022-02-09 02:15:53,317 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:53,317 INFO L276 IsEmpty]: Start isEmpty. Operand 12449 states and 24744 transitions. [2022-02-09 02:15:53,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:15:53,318 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:15:53,318 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:15:53,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-02-09 02:15:53,318 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:15:53,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:15:53,319 INFO L85 PathProgramCache]: Analyzing trace with hash -1139356091, now seen corresponding path program 47 times [2022-02-09 02:15:53,319 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:15:53,319 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122000871] [2022-02-09 02:15:53,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:15:53,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:15:53,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:15:53,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:15:53,479 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:15:53,479 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122000871] [2022-02-09 02:15:53,479 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122000871] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:15:53,479 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:15:53,479 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:15:53,479 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372649677] [2022-02-09 02:15:53,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:15:53,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:15:53,479 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:15:53,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:15:53,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:15:53,480 INFO L87 Difference]: Start difference. First operand 12449 states and 24744 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:55,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:15:55,859 INFO L93 Difference]: Finished difference Result 23149 states and 46028 transitions. [2022-02-09 02:15:55,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-09 02:15:55,860 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:15:55,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:15:55,907 INFO L225 Difference]: With dead ends: 23149 [2022-02-09 02:15:55,907 INFO L226 Difference]: Without dead ends: 23149 [2022-02-09 02:15:55,908 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=194, Invalid=798, Unknown=0, NotChecked=0, Total=992 [2022-02-09 02:15:55,908 INFO L933 BasicCegarLoop]: 748 mSDtfsCounter, 1012 mSDsluCounter, 5689 mSDsCounter, 0 mSdLazyCounter, 4310 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1012 SdHoareTripleChecker+Valid, 6435 SdHoareTripleChecker+Invalid, 4410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 4310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:15:55,908 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1012 Valid, 6435 Invalid, 4410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 4310 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-09 02:15:55,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23149 states. [2022-02-09 02:15:56,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23149 to 12463. [2022-02-09 02:15:56,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12463 states, 12384 states have (on average 2.0004037467700257) internal successors, (24773), 12462 states have internal predecessors, (24773), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:56,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12463 states to 12463 states and 24773 transitions. [2022-02-09 02:15:56,159 INFO L78 Accepts]: Start accepts. Automaton has 12463 states and 24773 transitions. Word has length 104 [2022-02-09 02:15:56,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:15:56,159 INFO L470 AbstractCegarLoop]: Abstraction has 12463 states and 24773 transitions. [2022-02-09 02:15:56,159 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:56,159 INFO L276 IsEmpty]: Start isEmpty. Operand 12463 states and 24773 transitions. [2022-02-09 02:15:56,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:15:56,161 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:15:56,161 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:15:56,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-02-09 02:15:56,161 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:15:56,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:15:56,162 INFO L85 PathProgramCache]: Analyzing trace with hash 51371147, now seen corresponding path program 48 times [2022-02-09 02:15:56,162 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:15:56,162 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555785934] [2022-02-09 02:15:56,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:15:56,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:15:56,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:15:56,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:15:56,341 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:15:56,341 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555785934] [2022-02-09 02:15:56,341 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555785934] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:15:56,341 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:15:56,341 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:15:56,342 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546517832] [2022-02-09 02:15:56,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:15:56,342 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:15:56,342 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:15:56,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:15:56,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:15:56,343 INFO L87 Difference]: Start difference. First operand 12463 states and 24773 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:58,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:15:58,259 INFO L93 Difference]: Finished difference Result 23324 states and 46378 transitions. [2022-02-09 02:15:58,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-09 02:15:58,260 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:15:58,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:15:58,299 INFO L225 Difference]: With dead ends: 23324 [2022-02-09 02:15:58,300 INFO L226 Difference]: Without dead ends: 23324 [2022-02-09 02:15:58,300 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=182, Invalid=810, Unknown=0, NotChecked=0, Total=992 [2022-02-09 02:15:58,300 INFO L933 BasicCegarLoop]: 749 mSDtfsCounter, 921 mSDsluCounter, 5407 mSDsCounter, 0 mSdLazyCounter, 3850 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 921 SdHoareTripleChecker+Valid, 6154 SdHoareTripleChecker+Invalid, 3951 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 3850 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-09 02:15:58,300 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [921 Valid, 6154 Invalid, 3951 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 3850 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-09 02:15:58,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23324 states. [2022-02-09 02:15:58,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23324 to 12477. [2022-02-09 02:15:58,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12477 states, 12398 states have (on average 2.0004839490240363) internal successors, (24802), 12476 states have internal predecessors, (24802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:58,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12477 states to 12477 states and 24802 transitions. [2022-02-09 02:15:58,580 INFO L78 Accepts]: Start accepts. Automaton has 12477 states and 24802 transitions. Word has length 104 [2022-02-09 02:15:58,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:15:58,581 INFO L470 AbstractCegarLoop]: Abstraction has 12477 states and 24802 transitions. [2022-02-09 02:15:58,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:15:58,581 INFO L276 IsEmpty]: Start isEmpty. Operand 12477 states and 24802 transitions. [2022-02-09 02:15:58,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:15:58,582 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:15:58,583 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:15:58,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-02-09 02:15:58,583 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:15:58,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:15:58,583 INFO L85 PathProgramCache]: Analyzing trace with hash 2093219465, now seen corresponding path program 49 times [2022-02-09 02:15:58,583 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:15:58,583 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913419424] [2022-02-09 02:15:58,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:15:58,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:15:58,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:15:58,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:15:58,772 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:15:58,772 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913419424] [2022-02-09 02:15:58,772 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [913419424] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:15:58,772 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:15:58,772 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:15:58,772 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517159685] [2022-02-09 02:15:58,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:15:58,772 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:15:58,772 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:15:58,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:15:58,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:15:58,773 INFO L87 Difference]: Start difference. First operand 12477 states and 24802 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:00,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:16:00,954 INFO L93 Difference]: Finished difference Result 23239 states and 46208 transitions. [2022-02-09 02:16:00,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-09 02:16:00,955 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:16:00,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:16:01,006 INFO L225 Difference]: With dead ends: 23239 [2022-02-09 02:16:01,006 INFO L226 Difference]: Without dead ends: 23239 [2022-02-09 02:16:01,006 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=183, Invalid=809, Unknown=0, NotChecked=0, Total=992 [2022-02-09 02:16:01,007 INFO L933 BasicCegarLoop]: 756 mSDtfsCounter, 920 mSDsluCounter, 5580 mSDsCounter, 0 mSdLazyCounter, 4023 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 920 SdHoareTripleChecker+Valid, 6334 SdHoareTripleChecker+Invalid, 4116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 4023 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:16:01,007 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [920 Valid, 6334 Invalid, 4116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 4023 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-09 02:16:01,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23239 states. [2022-02-09 02:16:01,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23239 to 12477. [2022-02-09 02:16:01,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12477 states, 12398 states have (on average 2.0004839490240363) internal successors, (24802), 12476 states have internal predecessors, (24802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:01,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12477 states to 12477 states and 24802 transitions. [2022-02-09 02:16:01,278 INFO L78 Accepts]: Start accepts. Automaton has 12477 states and 24802 transitions. Word has length 104 [2022-02-09 02:16:01,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:16:01,278 INFO L470 AbstractCegarLoop]: Abstraction has 12477 states and 24802 transitions. [2022-02-09 02:16:01,278 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:01,278 INFO L276 IsEmpty]: Start isEmpty. Operand 12477 states and 24802 transitions. [2022-02-09 02:16:01,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:16:01,279 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:16:01,280 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:16:01,280 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-02-09 02:16:01,280 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:16:01,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:16:01,280 INFO L85 PathProgramCache]: Analyzing trace with hash -1833101887, now seen corresponding path program 50 times [2022-02-09 02:16:01,280 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:16:01,280 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708077626] [2022-02-09 02:16:01,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:16:01,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:16:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:16:01,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:16:01,423 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:16:01,423 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708077626] [2022-02-09 02:16:01,423 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708077626] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:16:01,423 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:16:01,423 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:16:01,423 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388957036] [2022-02-09 02:16:01,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:16:01,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:16:01,424 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:16:01,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:16:01,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:16:01,424 INFO L87 Difference]: Start difference. First operand 12477 states and 24802 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:03,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:16:03,942 INFO L93 Difference]: Finished difference Result 23460 states and 46646 transitions. [2022-02-09 02:16:03,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-02-09 02:16:03,942 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:16:03,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:16:03,998 INFO L225 Difference]: With dead ends: 23460 [2022-02-09 02:16:03,998 INFO L226 Difference]: Without dead ends: 23460 [2022-02-09 02:16:03,998 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 308 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=328, Invalid=1312, Unknown=0, NotChecked=0, Total=1640 [2022-02-09 02:16:03,999 INFO L933 BasicCegarLoop]: 910 mSDtfsCounter, 995 mSDsluCounter, 6294 mSDsCounter, 0 mSdLazyCounter, 4802 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 995 SdHoareTripleChecker+Valid, 7202 SdHoareTripleChecker+Invalid, 4935 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 4802 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:16:03,999 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [995 Valid, 7202 Invalid, 4935 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 4802 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-09 02:16:04,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23460 states. [2022-02-09 02:16:04,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23460 to 12495. [2022-02-09 02:16:04,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12495 states, 12416 states have (on average 2.000563788659794) internal successors, (24839), 12494 states have internal predecessors, (24839), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:04,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12495 states to 12495 states and 24839 transitions. [2022-02-09 02:16:04,363 INFO L78 Accepts]: Start accepts. Automaton has 12495 states and 24839 transitions. Word has length 104 [2022-02-09 02:16:04,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:16:04,364 INFO L470 AbstractCegarLoop]: Abstraction has 12495 states and 24839 transitions. [2022-02-09 02:16:04,364 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:04,364 INFO L276 IsEmpty]: Start isEmpty. Operand 12495 states and 24839 transitions. [2022-02-09 02:16:04,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:16:04,365 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:16:04,366 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:16:04,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-02-09 02:16:04,366 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:16:04,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:16:04,366 INFO L85 PathProgramCache]: Analyzing trace with hash 373886629, now seen corresponding path program 37 times [2022-02-09 02:16:04,366 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:16:04,366 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015159765] [2022-02-09 02:16:04,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:16:04,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:16:04,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:16:04,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:16:04,531 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:16:04,531 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015159765] [2022-02-09 02:16:04,531 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015159765] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:16:04,531 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:16:04,531 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:16:04,531 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729106231] [2022-02-09 02:16:04,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:16:04,532 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:16:04,532 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:16:04,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:16:04,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:16:04,532 INFO L87 Difference]: Start difference. First operand 12495 states and 24839 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:06,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:16:06,623 INFO L93 Difference]: Finished difference Result 23056 states and 45844 transitions. [2022-02-09 02:16:06,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-09 02:16:06,624 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:16:06,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:16:06,661 INFO L225 Difference]: With dead ends: 23056 [2022-02-09 02:16:06,661 INFO L226 Difference]: Without dead ends: 23056 [2022-02-09 02:16:06,662 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=138, Invalid=674, Unknown=0, NotChecked=0, Total=812 [2022-02-09 02:16:06,662 INFO L933 BasicCegarLoop]: 951 mSDtfsCounter, 1416 mSDsluCounter, 6640 mSDsCounter, 0 mSdLazyCounter, 3684 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1416 SdHoareTripleChecker+Valid, 7590 SdHoareTripleChecker+Invalid, 3741 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 3684 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-09 02:16:06,662 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1416 Valid, 7590 Invalid, 3741 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 3684 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-09 02:16:06,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23056 states. [2022-02-09 02:16:06,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23056 to 12483. [2022-02-09 02:16:06,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12483 states, 12404 states have (on average 2.00064495324089) internal successors, (24816), 12482 states have internal predecessors, (24816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:06,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12483 states to 12483 states and 24816 transitions. [2022-02-09 02:16:06,937 INFO L78 Accepts]: Start accepts. Automaton has 12483 states and 24816 transitions. Word has length 104 [2022-02-09 02:16:06,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:16:06,937 INFO L470 AbstractCegarLoop]: Abstraction has 12483 states and 24816 transitions. [2022-02-09 02:16:06,937 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:06,937 INFO L276 IsEmpty]: Start isEmpty. Operand 12483 states and 24816 transitions. [2022-02-09 02:16:06,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:16:06,939 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:16:06,939 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:16:06,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-02-09 02:16:06,939 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:16:06,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:16:06,940 INFO L85 PathProgramCache]: Analyzing trace with hash 1227046985, now seen corresponding path program 51 times [2022-02-09 02:16:06,940 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:16:06,940 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816584114] [2022-02-09 02:16:06,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:16:06,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:16:06,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:16:07,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:16:07,078 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:16:07,078 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816584114] [2022-02-09 02:16:07,078 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816584114] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:16:07,078 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:16:07,078 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:16:07,078 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892435831] [2022-02-09 02:16:07,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:16:07,078 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:16:07,079 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:16:07,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:16:07,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:16:07,079 INFO L87 Difference]: Start difference. First operand 12483 states and 24816 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:10,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:16:10,016 INFO L93 Difference]: Finished difference Result 23047 states and 45820 transitions. [2022-02-09 02:16:10,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-02-09 02:16:10,017 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:16:10,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:16:10,072 INFO L225 Difference]: With dead ends: 23047 [2022-02-09 02:16:10,072 INFO L226 Difference]: Without dead ends: 23047 [2022-02-09 02:16:10,073 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 387 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=356, Invalid=1536, Unknown=0, NotChecked=0, Total=1892 [2022-02-09 02:16:10,073 INFO L933 BasicCegarLoop]: 1070 mSDtfsCounter, 1282 mSDsluCounter, 8418 mSDsCounter, 0 mSdLazyCounter, 5915 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1282 SdHoareTripleChecker+Valid, 9485 SdHoareTripleChecker+Invalid, 6016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 5915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-09 02:16:10,073 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1282 Valid, 9485 Invalid, 6016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 5915 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-09 02:16:10,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23047 states. [2022-02-09 02:16:10,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23047 to 12343. [2022-02-09 02:16:10,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12343 states, 12264 states have (on average 2.0003261578604046) internal successors, (24532), 12342 states have internal predecessors, (24532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:10,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12343 states to 12343 states and 24532 transitions. [2022-02-09 02:16:10,362 INFO L78 Accepts]: Start accepts. Automaton has 12343 states and 24532 transitions. Word has length 104 [2022-02-09 02:16:10,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:16:10,362 INFO L470 AbstractCegarLoop]: Abstraction has 12343 states and 24532 transitions. [2022-02-09 02:16:10,363 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:10,363 INFO L276 IsEmpty]: Start isEmpty. Operand 12343 states and 24532 transitions. [2022-02-09 02:16:10,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:16:10,364 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:16:10,364 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:16:10,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-02-09 02:16:10,364 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:16:10,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:16:10,364 INFO L85 PathProgramCache]: Analyzing trace with hash 568747955, now seen corresponding path program 52 times [2022-02-09 02:16:10,364 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:16:10,365 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278116981] [2022-02-09 02:16:10,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:16:10,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:16:10,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:16:10,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:16:10,541 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:16:10,541 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278116981] [2022-02-09 02:16:10,541 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278116981] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:16:10,541 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:16:10,541 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:16:10,541 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159644473] [2022-02-09 02:16:10,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:16:10,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:16:10,541 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:16:10,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:16:10,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:16:10,542 INFO L87 Difference]: Start difference. First operand 12343 states and 24532 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:12,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:16:12,902 INFO L93 Difference]: Finished difference Result 33371 states and 66351 transitions. [2022-02-09 02:16:12,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-09 02:16:12,902 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:16:12,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:16:12,966 INFO L225 Difference]: With dead ends: 33371 [2022-02-09 02:16:12,966 INFO L226 Difference]: Without dead ends: 33371 [2022-02-09 02:16:12,966 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=258, Invalid=1002, Unknown=0, NotChecked=0, Total=1260 [2022-02-09 02:16:12,967 INFO L933 BasicCegarLoop]: 930 mSDtfsCounter, 1224 mSDsluCounter, 6483 mSDsCounter, 0 mSdLazyCounter, 4198 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1224 SdHoareTripleChecker+Valid, 7411 SdHoareTripleChecker+Invalid, 4285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 4198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-09 02:16:12,967 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1224 Valid, 7411 Invalid, 4285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 4198 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-09 02:16:13,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33371 states. [2022-02-09 02:16:13,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33371 to 12485. [2022-02-09 02:16:13,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12485 states, 12406 states have (on average 2.000322424633242) internal successors, (24816), 12484 states have internal predecessors, (24816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:13,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12485 states to 12485 states and 24816 transitions. [2022-02-09 02:16:13,269 INFO L78 Accepts]: Start accepts. Automaton has 12485 states and 24816 transitions. Word has length 104 [2022-02-09 02:16:13,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:16:13,269 INFO L470 AbstractCegarLoop]: Abstraction has 12485 states and 24816 transitions. [2022-02-09 02:16:13,269 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:13,269 INFO L276 IsEmpty]: Start isEmpty. Operand 12485 states and 24816 transitions. [2022-02-09 02:16:13,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:16:13,270 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:16:13,270 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:16:13,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-02-09 02:16:13,270 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:16:13,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:16:13,271 INFO L85 PathProgramCache]: Analyzing trace with hash 1600992621, now seen corresponding path program 53 times [2022-02-09 02:16:13,271 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:16:13,271 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072886866] [2022-02-09 02:16:13,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:16:13,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:16:13,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:16:13,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:16:13,437 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:16:13,437 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072886866] [2022-02-09 02:16:13,437 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072886866] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:16:13,437 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:16:13,437 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:16:13,437 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005965013] [2022-02-09 02:16:13,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:16:13,438 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:16:13,438 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:16:13,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:16:13,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:16:13,439 INFO L87 Difference]: Start difference. First operand 12485 states and 24816 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:16,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:16:16,111 INFO L93 Difference]: Finished difference Result 33365 states and 66343 transitions. [2022-02-09 02:16:16,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 02:16:16,111 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:16:16,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:16:16,185 INFO L225 Difference]: With dead ends: 33365 [2022-02-09 02:16:16,185 INFO L226 Difference]: Without dead ends: 33365 [2022-02-09 02:16:16,186 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 270 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=279, Invalid=1127, Unknown=0, NotChecked=0, Total=1406 [2022-02-09 02:16:16,186 INFO L933 BasicCegarLoop]: 927 mSDtfsCounter, 1194 mSDsluCounter, 7000 mSDsCounter, 0 mSdLazyCounter, 4888 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1194 SdHoareTripleChecker+Valid, 7925 SdHoareTripleChecker+Invalid, 4969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 4888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:16:16,186 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1194 Valid, 7925 Invalid, 4969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 4888 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-09 02:16:16,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33365 states. [2022-02-09 02:16:16,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33365 to 12499. [2022-02-09 02:16:16,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12499 states, 12420 states have (on average 2.000402576489533) internal successors, (24845), 12498 states have internal predecessors, (24845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:16,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12499 states to 12499 states and 24845 transitions. [2022-02-09 02:16:16,602 INFO L78 Accepts]: Start accepts. Automaton has 12499 states and 24845 transitions. Word has length 104 [2022-02-09 02:16:16,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:16:16,602 INFO L470 AbstractCegarLoop]: Abstraction has 12499 states and 24845 transitions. [2022-02-09 02:16:16,602 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:16,602 INFO L276 IsEmpty]: Start isEmpty. Operand 12499 states and 24845 transitions. [2022-02-09 02:16:16,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:16:16,604 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:16:16,604 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:16:16,604 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-02-09 02:16:16,604 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:16:16,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:16:16,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1503247437, now seen corresponding path program 54 times [2022-02-09 02:16:16,604 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:16:16,604 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18867228] [2022-02-09 02:16:16,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:16:16,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:16:16,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:16:16,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:16:16,776 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:16:16,776 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18867228] [2022-02-09 02:16:16,776 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18867228] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:16:16,776 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:16:16,777 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:16:16,777 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075998258] [2022-02-09 02:16:16,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:16:16,777 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:16:16,777 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:16:16,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:16:16,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:16:16,778 INFO L87 Difference]: Start difference. First operand 12499 states and 24845 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:19,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:16:19,548 INFO L93 Difference]: Finished difference Result 33540 states and 66693 transitions. [2022-02-09 02:16:19,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-09 02:16:19,549 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:16:19,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:16:19,636 INFO L225 Difference]: With dead ends: 33540 [2022-02-09 02:16:19,636 INFO L226 Difference]: Without dead ends: 33540 [2022-02-09 02:16:19,636 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 253 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=251, Invalid=1081, Unknown=0, NotChecked=0, Total=1332 [2022-02-09 02:16:19,637 INFO L933 BasicCegarLoop]: 951 mSDtfsCounter, 1108 mSDsluCounter, 7175 mSDsCounter, 0 mSdLazyCounter, 5271 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1108 SdHoareTripleChecker+Valid, 8124 SdHoareTripleChecker+Invalid, 5366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 5271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-09 02:16:19,637 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1108 Valid, 8124 Invalid, 5366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 5271 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-09 02:16:19,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33540 states. [2022-02-09 02:16:20,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33540 to 12513. [2022-02-09 02:16:20,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12513 states, 12434 states have (on average 2.000482547852662) internal successors, (24874), 12512 states have internal predecessors, (24874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:20,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12513 states to 12513 states and 24874 transitions. [2022-02-09 02:16:20,063 INFO L78 Accepts]: Start accepts. Automaton has 12513 states and 24874 transitions. Word has length 104 [2022-02-09 02:16:20,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:16:20,063 INFO L470 AbstractCegarLoop]: Abstraction has 12513 states and 24874 transitions. [2022-02-09 02:16:20,063 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:20,063 INFO L276 IsEmpty]: Start isEmpty. Operand 12513 states and 24874 transitions. [2022-02-09 02:16:20,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:16:20,065 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:16:20,065 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:16:20,065 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-02-09 02:16:20,065 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:16:20,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:16:20,066 INFO L85 PathProgramCache]: Analyzing trace with hash 538600881, now seen corresponding path program 55 times [2022-02-09 02:16:20,066 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:16:20,066 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936333127] [2022-02-09 02:16:20,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:16:20,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:16:20,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:16:20,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:16:20,258 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:16:20,258 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936333127] [2022-02-09 02:16:20,258 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936333127] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:16:20,258 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:16:20,258 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:16:20,259 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193181865] [2022-02-09 02:16:20,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:16:20,259 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:16:20,259 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:16:20,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:16:20,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:16:20,260 INFO L87 Difference]: Start difference. First operand 12513 states and 24874 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:23,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:16:23,094 INFO L93 Difference]: Finished difference Result 33455 states and 66523 transitions. [2022-02-09 02:16:23,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-09 02:16:23,095 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:16:23,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:16:23,158 INFO L225 Difference]: With dead ends: 33455 [2022-02-09 02:16:23,159 INFO L226 Difference]: Without dead ends: 33455 [2022-02-09 02:16:23,159 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=252, Invalid=1080, Unknown=0, NotChecked=0, Total=1332 [2022-02-09 02:16:23,159 INFO L933 BasicCegarLoop]: 956 mSDtfsCounter, 1092 mSDsluCounter, 7000 mSDsCounter, 0 mSdLazyCounter, 4994 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1092 SdHoareTripleChecker+Valid, 7954 SdHoareTripleChecker+Invalid, 5081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 4994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-09 02:16:23,159 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1092 Valid, 7954 Invalid, 5081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 4994 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-09 02:16:23,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33455 states. [2022-02-09 02:16:23,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33455 to 12513. [2022-02-09 02:16:23,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12513 states, 12434 states have (on average 2.000482547852662) internal successors, (24874), 12512 states have internal predecessors, (24874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:23,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12513 states to 12513 states and 24874 transitions. [2022-02-09 02:16:23,500 INFO L78 Accepts]: Start accepts. Automaton has 12513 states and 24874 transitions. Word has length 104 [2022-02-09 02:16:23,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:16:23,501 INFO L470 AbstractCegarLoop]: Abstraction has 12513 states and 24874 transitions. [2022-02-09 02:16:23,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:23,501 INFO L276 IsEmpty]: Start isEmpty. Operand 12513 states and 24874 transitions. [2022-02-09 02:16:23,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:16:23,502 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:16:23,502 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:16:23,502 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-02-09 02:16:23,502 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:16:23,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:16:23,503 INFO L85 PathProgramCache]: Analyzing trace with hash 907246825, now seen corresponding path program 56 times [2022-02-09 02:16:23,503 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:16:23,503 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416605601] [2022-02-09 02:16:23,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:16:23,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:16:23,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:16:23,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:16:23,645 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:16:23,645 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416605601] [2022-02-09 02:16:23,645 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416605601] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:16:23,646 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:16:23,646 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:16:23,646 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905990893] [2022-02-09 02:16:23,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:16:23,646 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:16:23,646 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:16:23,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:16:23,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:16:23,647 INFO L87 Difference]: Start difference. First operand 12513 states and 24874 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:27,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:16:27,256 INFO L93 Difference]: Finished difference Result 33879 states and 67363 transitions. [2022-02-09 02:16:27,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-02-09 02:16:27,258 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:16:27,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:16:27,330 INFO L225 Difference]: With dead ends: 33879 [2022-02-09 02:16:27,330 INFO L226 Difference]: Without dead ends: 33879 [2022-02-09 02:16:27,331 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 550 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=516, Invalid=2034, Unknown=0, NotChecked=0, Total=2550 [2022-02-09 02:16:27,331 INFO L933 BasicCegarLoop]: 1232 mSDtfsCounter, 1181 mSDsluCounter, 8769 mSDsCounter, 0 mSdLazyCounter, 7265 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1181 SdHoareTripleChecker+Valid, 9998 SdHoareTripleChecker+Invalid, 7384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 7265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-02-09 02:16:27,331 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1181 Valid, 9998 Invalid, 7384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 7265 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-02-09 02:16:27,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33879 states. [2022-02-09 02:16:27,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33879 to 12527. [2022-02-09 02:16:27,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12527 states, 12448 states have (on average 2.0005623393316196) internal successors, (24903), 12526 states have internal predecessors, (24903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:27,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12527 states to 12527 states and 24903 transitions. [2022-02-09 02:16:27,702 INFO L78 Accepts]: Start accepts. Automaton has 12527 states and 24903 transitions. Word has length 104 [2022-02-09 02:16:27,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:16:27,703 INFO L470 AbstractCegarLoop]: Abstraction has 12527 states and 24903 transitions. [2022-02-09 02:16:27,703 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:27,703 INFO L276 IsEmpty]: Start isEmpty. Operand 12527 states and 24903 transitions. [2022-02-09 02:16:27,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:16:27,704 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:16:27,704 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:16:27,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-02-09 02:16:27,705 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:16:27,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:16:27,705 INFO L85 PathProgramCache]: Analyzing trace with hash -1180731955, now seen corresponding path program 38 times [2022-02-09 02:16:27,705 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:16:27,705 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197439442] [2022-02-09 02:16:27,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:16:27,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:16:27,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:16:27,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:16:27,859 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:16:27,859 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197439442] [2022-02-09 02:16:27,859 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1197439442] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:16:27,859 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:16:27,859 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:16:27,859 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212038977] [2022-02-09 02:16:27,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:16:27,860 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:16:27,860 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:16:27,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:16:27,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:16:27,860 INFO L87 Difference]: Start difference. First operand 12527 states and 24903 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:30,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:16:30,446 INFO L93 Difference]: Finished difference Result 43405 states and 86312 transitions. [2022-02-09 02:16:30,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-09 02:16:30,446 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:16:30,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:16:30,531 INFO L225 Difference]: With dead ends: 43405 [2022-02-09 02:16:30,532 INFO L226 Difference]: Without dead ends: 43405 [2022-02-09 02:16:30,532 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=823, Unknown=0, NotChecked=0, Total=992 [2022-02-09 02:16:30,532 INFO L933 BasicCegarLoop]: 1131 mSDtfsCounter, 1681 mSDsluCounter, 8250 mSDsCounter, 0 mSdLazyCounter, 4392 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1681 SdHoareTripleChecker+Valid, 9380 SdHoareTripleChecker+Invalid, 4449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 4392 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:16:30,532 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1681 Valid, 9380 Invalid, 4449 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 4392 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-09 02:16:30,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43405 states. [2022-02-09 02:16:30,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43405 to 12559. [2022-02-09 02:16:30,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12559 states, 12480 states have (on average 2.0006410256410256) internal successors, (24968), 12558 states have internal predecessors, (24968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:30,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12559 states to 12559 states and 24968 transitions. [2022-02-09 02:16:30,958 INFO L78 Accepts]: Start accepts. Automaton has 12559 states and 24968 transitions. Word has length 104 [2022-02-09 02:16:30,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:16:30,958 INFO L470 AbstractCegarLoop]: Abstraction has 12559 states and 24968 transitions. [2022-02-09 02:16:30,958 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:30,958 INFO L276 IsEmpty]: Start isEmpty. Operand 12559 states and 24968 transitions. [2022-02-09 02:16:30,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:16:30,960 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:16:30,960 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:16:30,960 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-02-09 02:16:30,960 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:16:30,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:16:30,960 INFO L85 PathProgramCache]: Analyzing trace with hash -327571599, now seen corresponding path program 57 times [2022-02-09 02:16:30,960 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:16:30,960 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656773909] [2022-02-09 02:16:30,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:16:30,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:16:30,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:16:31,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:16:31,142 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:16:31,142 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656773909] [2022-02-09 02:16:31,142 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656773909] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:16:31,142 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:16:31,143 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:16:31,143 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295836995] [2022-02-09 02:16:31,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:16:31,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:16:31,143 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:16:31,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:16:31,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:16:31,144 INFO L87 Difference]: Start difference. First operand 12559 states and 24968 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:35,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:16:35,946 INFO L93 Difference]: Finished difference Result 43525 states and 86540 transitions. [2022-02-09 02:16:35,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-02-09 02:16:35,947 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:16:35,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:16:36,054 INFO L225 Difference]: With dead ends: 43525 [2022-02-09 02:16:36,054 INFO L226 Difference]: Without dead ends: 43525 [2022-02-09 02:16:36,054 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 628 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=528, Invalid=2228, Unknown=0, NotChecked=0, Total=2756 [2022-02-09 02:16:36,054 INFO L933 BasicCegarLoop]: 1391 mSDtfsCounter, 1561 mSDsluCounter, 11672 mSDsCounter, 0 mSdLazyCounter, 9600 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1561 SdHoareTripleChecker+Valid, 13059 SdHoareTripleChecker+Invalid, 9734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 9600 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-02-09 02:16:36,055 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1561 Valid, 13059 Invalid, 9734 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 9600 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-02-09 02:16:36,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43525 states. [2022-02-09 02:16:36,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43525 to 12451. [2022-02-09 02:16:36,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12451 states, 12372 states have (on average 2.0003233107015843) internal successors, (24748), 12450 states have internal predecessors, (24748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:36,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12451 states to 12451 states and 24748 transitions. [2022-02-09 02:16:36,490 INFO L78 Accepts]: Start accepts. Automaton has 12451 states and 24748 transitions. Word has length 104 [2022-02-09 02:16:36,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:16:36,491 INFO L470 AbstractCegarLoop]: Abstraction has 12451 states and 24748 transitions. [2022-02-09 02:16:36,491 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:36,491 INFO L276 IsEmpty]: Start isEmpty. Operand 12451 states and 24748 transitions. [2022-02-09 02:16:36,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:16:36,492 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:16:36,492 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:16:36,492 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-02-09 02:16:36,492 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:16:36,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:16:36,493 INFO L85 PathProgramCache]: Analyzing trace with hash -547126363, now seen corresponding path program 39 times [2022-02-09 02:16:36,493 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:16:36,493 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238819190] [2022-02-09 02:16:36,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:16:36,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:16:36,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:16:36,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:16:36,666 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:16:36,666 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238819190] [2022-02-09 02:16:36,666 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238819190] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:16:36,666 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:16:36,667 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:16:36,667 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399073506] [2022-02-09 02:16:36,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:16:36,667 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:16:36,667 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:16:36,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:16:36,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:16:36,667 INFO L87 Difference]: Start difference. First operand 12451 states and 24748 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:39,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:16:39,407 INFO L93 Difference]: Finished difference Result 23631 states and 46992 transitions. [2022-02-09 02:16:39,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 02:16:39,408 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:16:39,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:16:39,454 INFO L225 Difference]: With dead ends: 23631 [2022-02-09 02:16:39,455 INFO L226 Difference]: Without dead ends: 23631 [2022-02-09 02:16:39,455 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=150, Invalid=662, Unknown=0, NotChecked=0, Total=812 [2022-02-09 02:16:39,455 INFO L933 BasicCegarLoop]: 1040 mSDtfsCounter, 1299 mSDsluCounter, 7619 mSDsCounter, 0 mSdLazyCounter, 4801 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1299 SdHoareTripleChecker+Valid, 8658 SdHoareTripleChecker+Invalid, 4843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 4801 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-09 02:16:39,455 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1299 Valid, 8658 Invalid, 4843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 4801 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-09 02:16:39,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23631 states. [2022-02-09 02:16:39,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23631 to 12471. [2022-02-09 02:16:39,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12471 states, 12392 states have (on average 2.0004034861200775) internal successors, (24789), 12470 states have internal predecessors, (24789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:39,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12471 states to 12471 states and 24789 transitions. [2022-02-09 02:16:39,739 INFO L78 Accepts]: Start accepts. Automaton has 12471 states and 24789 transitions. Word has length 104 [2022-02-09 02:16:39,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:16:39,739 INFO L470 AbstractCegarLoop]: Abstraction has 12471 states and 24789 transitions. [2022-02-09 02:16:39,739 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:39,739 INFO L276 IsEmpty]: Start isEmpty. Operand 12471 states and 24789 transitions. [2022-02-09 02:16:39,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:16:39,741 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:16:39,741 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:16:39,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-02-09 02:16:39,741 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:16:39,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:16:39,741 INFO L85 PathProgramCache]: Analyzing trace with hash -462297691, now seen corresponding path program 40 times [2022-02-09 02:16:39,741 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:16:39,742 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060346151] [2022-02-09 02:16:39,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:16:39,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:16:39,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:16:39,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:16:39,903 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:16:39,903 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060346151] [2022-02-09 02:16:39,903 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060346151] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:16:39,903 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:16:39,903 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:16:39,903 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890227423] [2022-02-09 02:16:39,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:16:39,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:16:39,904 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:16:39,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:16:39,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:16:39,904 INFO L87 Difference]: Start difference. First operand 12471 states and 24789 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:41,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:16:41,953 INFO L93 Difference]: Finished difference Result 23732 states and 47194 transitions. [2022-02-09 02:16:41,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 02:16:41,953 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:16:41,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:16:42,002 INFO L225 Difference]: With dead ends: 23732 [2022-02-09 02:16:42,002 INFO L226 Difference]: Without dead ends: 23732 [2022-02-09 02:16:42,003 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=147, Invalid=665, Unknown=0, NotChecked=0, Total=812 [2022-02-09 02:16:42,003 INFO L933 BasicCegarLoop]: 1023 mSDtfsCounter, 1189 mSDsluCounter, 6781 mSDsCounter, 0 mSdLazyCounter, 3733 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1189 SdHoareTripleChecker+Valid, 7803 SdHoareTripleChecker+Invalid, 3786 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 3733 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-09 02:16:42,003 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1189 Valid, 7803 Invalid, 3786 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 3733 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-09 02:16:42,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23732 states. [2022-02-09 02:16:42,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23732 to 12483. [2022-02-09 02:16:42,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12483 states, 12404 states have (on average 2.0004837149306676) internal successors, (24814), 12482 states have internal predecessors, (24814), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:42,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12483 states to 12483 states and 24814 transitions. [2022-02-09 02:16:42,297 INFO L78 Accepts]: Start accepts. Automaton has 12483 states and 24814 transitions. Word has length 104 [2022-02-09 02:16:42,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:16:42,297 INFO L470 AbstractCegarLoop]: Abstraction has 12483 states and 24814 transitions. [2022-02-09 02:16:42,297 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:42,297 INFO L276 IsEmpty]: Start isEmpty. Operand 12483 states and 24814 transitions. [2022-02-09 02:16:42,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:16:42,298 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:16:42,298 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:16:42,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-02-09 02:16:42,299 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:16:42,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:16:42,299 INFO L85 PathProgramCache]: Analyzing trace with hash -1382873657, now seen corresponding path program 41 times [2022-02-09 02:16:42,299 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:16:42,299 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091884679] [2022-02-09 02:16:42,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:16:42,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:16:42,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:16:42,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:16:42,453 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:16:42,453 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091884679] [2022-02-09 02:16:42,453 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2091884679] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:16:42,453 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:16:42,453 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:16:42,453 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614306027] [2022-02-09 02:16:42,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:16:42,454 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:16:42,454 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:16:42,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:16:42,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:16:42,454 INFO L87 Difference]: Start difference. First operand 12483 states and 24814 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:44,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:16:44,582 INFO L93 Difference]: Finished difference Result 23806 states and 47342 transitions. [2022-02-09 02:16:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 02:16:44,583 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:16:44,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:16:44,619 INFO L225 Difference]: With dead ends: 23806 [2022-02-09 02:16:44,620 INFO L226 Difference]: Without dead ends: 23806 [2022-02-09 02:16:44,620 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=146, Invalid=666, Unknown=0, NotChecked=0, Total=812 [2022-02-09 02:16:44,620 INFO L933 BasicCegarLoop]: 988 mSDtfsCounter, 1138 mSDsluCounter, 6978 mSDsCounter, 0 mSdLazyCounter, 3809 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1138 SdHoareTripleChecker+Valid, 7965 SdHoareTripleChecker+Invalid, 3877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 3809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:16:44,620 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1138 Valid, 7965 Invalid, 3877 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 3809 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-09 02:16:44,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23806 states. [2022-02-09 02:16:44,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23806 to 12495. [2022-02-09 02:16:44,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12495 states, 12416 states have (on average 2.000563788659794) internal successors, (24839), 12494 states have internal predecessors, (24839), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:44,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12495 states to 12495 states and 24839 transitions. [2022-02-09 02:16:44,911 INFO L78 Accepts]: Start accepts. Automaton has 12495 states and 24839 transitions. Word has length 104 [2022-02-09 02:16:44,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:16:44,912 INFO L470 AbstractCegarLoop]: Abstraction has 12495 states and 24839 transitions. [2022-02-09 02:16:44,912 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:44,912 INFO L276 IsEmpty]: Start isEmpty. Operand 12495 states and 24839 transitions. [2022-02-09 02:16:44,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:16:44,913 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:16:44,913 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:16:44,913 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-02-09 02:16:44,914 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:16:44,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:16:44,914 INFO L85 PathProgramCache]: Analyzing trace with hash 1754983427, now seen corresponding path program 42 times [2022-02-09 02:16:44,914 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:16:44,914 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406428207] [2022-02-09 02:16:44,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:16:44,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:16:44,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:16:45,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:16:45,068 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:16:45,068 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406428207] [2022-02-09 02:16:45,069 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406428207] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:16:45,069 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:16:45,069 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:16:45,069 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404246985] [2022-02-09 02:16:45,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:16:45,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:16:45,069 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:16:45,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:16:45,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:16:45,070 INFO L87 Difference]: Start difference. First operand 12495 states and 24839 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:47,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:16:47,321 INFO L93 Difference]: Finished difference Result 33383 states and 66382 transitions. [2022-02-09 02:16:47,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 02:16:47,322 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:16:47,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:16:47,400 INFO L225 Difference]: With dead ends: 33383 [2022-02-09 02:16:47,400 INFO L226 Difference]: Without dead ends: 33383 [2022-02-09 02:16:47,400 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=147, Invalid=665, Unknown=0, NotChecked=0, Total=812 [2022-02-09 02:16:47,401 INFO L933 BasicCegarLoop]: 1140 mSDtfsCounter, 1431 mSDsluCounter, 8027 mSDsCounter, 0 mSdLazyCounter, 3945 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1431 SdHoareTripleChecker+Valid, 9166 SdHoareTripleChecker+Invalid, 3991 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 3945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-09 02:16:47,401 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1431 Valid, 9166 Invalid, 3991 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 3945 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-09 02:16:47,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33383 states. [2022-02-09 02:16:47,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33383 to 12531. [2022-02-09 02:16:47,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12531 states, 12452 states have (on average 2.0006424670735625) internal successors, (24912), 12530 states have internal predecessors, (24912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:47,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12531 states to 12531 states and 24912 transitions. [2022-02-09 02:16:47,719 INFO L78 Accepts]: Start accepts. Automaton has 12531 states and 24912 transitions. Word has length 104 [2022-02-09 02:16:47,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:16:47,719 INFO L470 AbstractCegarLoop]: Abstraction has 12531 states and 24912 transitions. [2022-02-09 02:16:47,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:47,719 INFO L276 IsEmpty]: Start isEmpty. Operand 12531 states and 24912 transitions. [2022-02-09 02:16:47,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:16:47,720 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:16:47,721 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:16:47,721 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-02-09 02:16:47,721 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:16:47,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:16:47,721 INFO L85 PathProgramCache]: Analyzing trace with hash -1897703055, now seen corresponding path program 58 times [2022-02-09 02:16:47,721 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:16:47,721 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014020898] [2022-02-09 02:16:47,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:16:47,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:16:47,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:16:47,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:16:47,862 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:16:47,862 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014020898] [2022-02-09 02:16:47,862 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014020898] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:16:47,862 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:16:47,862 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:16:47,862 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591630302] [2022-02-09 02:16:47,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:16:47,863 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:16:47,863 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:16:47,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:16:47,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:16:47,863 INFO L87 Difference]: Start difference. First operand 12531 states and 24912 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:51,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:16:51,730 INFO L93 Difference]: Finished difference Result 33486 states and 66573 transitions. [2022-02-09 02:16:51,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-02-09 02:16:51,730 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:16:51,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:16:51,801 INFO L225 Difference]: With dead ends: 33486 [2022-02-09 02:16:51,801 INFO L226 Difference]: Without dead ends: 33486 [2022-02-09 02:16:51,801 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 432 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=406, Invalid=1756, Unknown=0, NotChecked=0, Total=2162 [2022-02-09 02:16:51,801 INFO L933 BasicCegarLoop]: 1371 mSDtfsCounter, 1384 mSDsluCounter, 10050 mSDsCounter, 0 mSdLazyCounter, 7601 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1384 SdHoareTripleChecker+Valid, 11417 SdHoareTripleChecker+Invalid, 7677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 7601 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:16:51,801 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1384 Valid, 11417 Invalid, 7677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 7601 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-02-09 02:16:51,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33486 states. [2022-02-09 02:16:52,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33486 to 12421. [2022-02-09 02:16:52,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12421 states, 12342 states have (on average 2.000324096580781) internal successors, (24688), 12420 states have internal predecessors, (24688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:52,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12421 states to 12421 states and 24688 transitions. [2022-02-09 02:16:52,214 INFO L78 Accepts]: Start accepts. Automaton has 12421 states and 24688 transitions. Word has length 104 [2022-02-09 02:16:52,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:16:52,214 INFO L470 AbstractCegarLoop]: Abstraction has 12421 states and 24688 transitions. [2022-02-09 02:16:52,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:52,214 INFO L276 IsEmpty]: Start isEmpty. Operand 12421 states and 24688 transitions. [2022-02-09 02:16:52,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:16:52,216 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:16:52,216 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:16:52,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-02-09 02:16:52,217 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:16:52,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:16:52,217 INFO L85 PathProgramCache]: Analyzing trace with hash -1216384065, now seen corresponding path program 43 times [2022-02-09 02:16:52,217 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:16:52,217 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377129363] [2022-02-09 02:16:52,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:16:52,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:16:52,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:16:52,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:16:52,411 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:16:52,411 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377129363] [2022-02-09 02:16:52,411 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377129363] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:16:52,411 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:16:52,411 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:16:52,411 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857952157] [2022-02-09 02:16:52,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:16:52,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:16:52,412 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:16:52,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:16:52,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:16:52,412 INFO L87 Difference]: Start difference. First operand 12421 states and 24688 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:55,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:16:55,460 INFO L93 Difference]: Finished difference Result 42559 states and 84620 transitions. [2022-02-09 02:16:55,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-09 02:16:55,460 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:16:55,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:16:55,549 INFO L225 Difference]: With dead ends: 42559 [2022-02-09 02:16:55,549 INFO L226 Difference]: Without dead ends: 42559 [2022-02-09 02:16:55,549 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=155, Invalid=715, Unknown=0, NotChecked=0, Total=870 [2022-02-09 02:16:55,550 INFO L933 BasicCegarLoop]: 1208 mSDtfsCounter, 1501 mSDsluCounter, 9816 mSDsCounter, 0 mSdLazyCounter, 5927 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1501 SdHoareTripleChecker+Valid, 11023 SdHoareTripleChecker+Invalid, 5974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 5927 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-02-09 02:16:55,550 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1501 Valid, 11023 Invalid, 5974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 5927 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-02-09 02:16:55,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42559 states. [2022-02-09 02:16:55,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42559 to 12477. [2022-02-09 02:16:55,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12477 states, 12398 states have (on average 2.0006452653653817) internal successors, (24804), 12476 states have internal predecessors, (24804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:56,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12477 states to 12477 states and 24804 transitions. [2022-02-09 02:16:56,012 INFO L78 Accepts]: Start accepts. Automaton has 12477 states and 24804 transitions. Word has length 104 [2022-02-09 02:16:56,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:16:56,012 INFO L470 AbstractCegarLoop]: Abstraction has 12477 states and 24804 transitions. [2022-02-09 02:16:56,012 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:16:56,012 INFO L276 IsEmpty]: Start isEmpty. Operand 12477 states and 24804 transitions. [2022-02-09 02:16:56,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:16:56,013 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:16:56,013 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:16:56,014 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-02-09 02:16:56,014 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:16:56,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:16:56,014 INFO L85 PathProgramCache]: Analyzing trace with hash -574103251, now seen corresponding path program 59 times [2022-02-09 02:16:56,014 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:16:56,014 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811136478] [2022-02-09 02:16:56,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:16:56,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:16:56,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:16:56,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:16:56,178 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:16:56,179 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811136478] [2022-02-09 02:16:56,179 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811136478] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:16:56,179 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:16:56,179 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:16:56,179 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564973806] [2022-02-09 02:16:56,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:16:56,179 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:16:56,179 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:16:56,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:16:56,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:16:56,180 INFO L87 Difference]: Start difference. First operand 12477 states and 24804 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:01,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:17:01,245 INFO L93 Difference]: Finished difference Result 42954 states and 85390 transitions. [2022-02-09 02:17:01,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-02-09 02:17:01,246 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:17:01,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:17:01,340 INFO L225 Difference]: With dead ends: 42954 [2022-02-09 02:17:01,341 INFO L226 Difference]: Without dead ends: 42954 [2022-02-09 02:17:01,341 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 432 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=406, Invalid=1756, Unknown=0, NotChecked=0, Total=2162 [2022-02-09 02:17:01,341 INFO L933 BasicCegarLoop]: 1589 mSDtfsCounter, 1374 mSDsluCounter, 12515 mSDsCounter, 0 mSdLazyCounter, 10776 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1374 SdHoareTripleChecker+Valid, 14100 SdHoareTripleChecker+Invalid, 10843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 10776 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-02-09 02:17:01,341 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1374 Valid, 14100 Invalid, 10843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 10776 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2022-02-09 02:17:01,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42954 states. [2022-02-09 02:17:01,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42954 to 12341. [2022-02-09 02:17:01,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12341 states, 12262 states have (on average 2.000326211058555) internal successors, (24528), 12340 states have internal predecessors, (24528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:01,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12341 states to 12341 states and 24528 transitions. [2022-02-09 02:17:01,808 INFO L78 Accepts]: Start accepts. Automaton has 12341 states and 24528 transitions. Word has length 104 [2022-02-09 02:17:01,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:17:01,808 INFO L470 AbstractCegarLoop]: Abstraction has 12341 states and 24528 transitions. [2022-02-09 02:17:01,808 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:01,808 INFO L276 IsEmpty]: Start isEmpty. Operand 12341 states and 24528 transitions. [2022-02-09 02:17:01,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:17:01,810 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:17:01,810 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:17:01,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-02-09 02:17:01,810 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:17:01,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:17:01,810 INFO L85 PathProgramCache]: Analyzing trace with hash 2093255313, now seen corresponding path program 60 times [2022-02-09 02:17:01,810 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:17:01,811 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336993924] [2022-02-09 02:17:01,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:17:01,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:17:01,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:17:02,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:17:02,003 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:17:02,003 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336993924] [2022-02-09 02:17:02,003 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336993924] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:17:02,003 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:17:02,003 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:17:02,003 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109570296] [2022-02-09 02:17:02,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:17:02,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:17:02,004 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:17:02,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:17:02,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:17:02,004 INFO L87 Difference]: Start difference. First operand 12341 states and 24528 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:04,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:17:04,555 INFO L93 Difference]: Finished difference Result 30334 states and 60309 transitions. [2022-02-09 02:17:04,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-09 02:17:04,556 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:17:04,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:17:04,633 INFO L225 Difference]: With dead ends: 30334 [2022-02-09 02:17:04,633 INFO L226 Difference]: Without dead ends: 30334 [2022-02-09 02:17:04,634 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=285, Invalid=1121, Unknown=0, NotChecked=0, Total=1406 [2022-02-09 02:17:04,634 INFO L933 BasicCegarLoop]: 926 mSDtfsCounter, 1459 mSDsluCounter, 6438 mSDsCounter, 0 mSdLazyCounter, 4359 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1459 SdHoareTripleChecker+Valid, 7362 SdHoareTripleChecker+Invalid, 4448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 4359 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:17:04,634 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1459 Valid, 7362 Invalid, 4448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 4359 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-09 02:17:04,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30334 states. [2022-02-09 02:17:04,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30334 to 12543. [2022-02-09 02:17:04,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12543 states, 12464 states have (on average 2.000320924261874) internal successors, (24932), 12542 states have internal predecessors, (24932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:04,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12543 states to 12543 states and 24932 transitions. [2022-02-09 02:17:04,950 INFO L78 Accepts]: Start accepts. Automaton has 12543 states and 24932 transitions. Word has length 104 [2022-02-09 02:17:04,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:17:04,950 INFO L470 AbstractCegarLoop]: Abstraction has 12543 states and 24932 transitions. [2022-02-09 02:17:04,951 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:04,951 INFO L276 IsEmpty]: Start isEmpty. Operand 12543 states and 24932 transitions. [2022-02-09 02:17:04,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:17:04,952 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:17:04,952 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:17:04,952 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-02-09 02:17:04,952 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:17:04,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:17:04,952 INFO L85 PathProgramCache]: Analyzing trace with hash -1169467317, now seen corresponding path program 61 times [2022-02-09 02:17:04,953 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:17:04,953 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640144041] [2022-02-09 02:17:04,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:17:04,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:17:04,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:17:05,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:17:05,115 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:17:05,115 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640144041] [2022-02-09 02:17:05,115 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640144041] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:17:05,115 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:17:05,115 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:17:05,116 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014784694] [2022-02-09 02:17:05,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:17:05,116 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:17:05,116 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:17:05,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:17:05,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:17:05,116 INFO L87 Difference]: Start difference. First operand 12543 states and 24932 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:08,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:17:08,174 INFO L93 Difference]: Finished difference Result 30328 states and 60301 transitions. [2022-02-09 02:17:08,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-09 02:17:08,174 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:17:08,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:17:08,249 INFO L225 Difference]: With dead ends: 30328 [2022-02-09 02:17:08,249 INFO L226 Difference]: Without dead ends: 30328 [2022-02-09 02:17:08,249 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 320 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=312, Invalid=1248, Unknown=0, NotChecked=0, Total=1560 [2022-02-09 02:17:08,249 INFO L933 BasicCegarLoop]: 923 mSDtfsCounter, 1501 mSDsluCounter, 6933 mSDsCounter, 0 mSdLazyCounter, 5142 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1501 SdHoareTripleChecker+Valid, 7854 SdHoareTripleChecker+Invalid, 5236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 5142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-02-09 02:17:08,249 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1501 Valid, 7854 Invalid, 5236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 5142 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-02-09 02:17:08,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30328 states. [2022-02-09 02:17:08,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30328 to 12557. [2022-02-09 02:17:08,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12557 states, 12478 states have (on average 2.0004007052412245) internal successors, (24961), 12556 states have internal predecessors, (24961), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:08,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12557 states to 12557 states and 24961 transitions. [2022-02-09 02:17:08,562 INFO L78 Accepts]: Start accepts. Automaton has 12557 states and 24961 transitions. Word has length 104 [2022-02-09 02:17:08,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:17:08,562 INFO L470 AbstractCegarLoop]: Abstraction has 12557 states and 24961 transitions. [2022-02-09 02:17:08,562 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:08,562 INFO L276 IsEmpty]: Start isEmpty. Operand 12557 states and 24961 transitions. [2022-02-09 02:17:08,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:17:08,563 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:17:08,564 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:17:08,564 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-02-09 02:17:08,564 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:17:08,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:17:08,564 INFO L85 PathProgramCache]: Analyzing trace with hash 21259921, now seen corresponding path program 62 times [2022-02-09 02:17:08,564 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:17:08,564 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814327460] [2022-02-09 02:17:08,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:17:08,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:17:08,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:17:08,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:17:08,738 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:17:08,738 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814327460] [2022-02-09 02:17:08,738 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814327460] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:17:08,738 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:17:08,738 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:17:08,738 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127737292] [2022-02-09 02:17:08,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:17:08,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:17:08,739 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:17:08,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:17:08,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:17:08,739 INFO L87 Difference]: Start difference. First operand 12557 states and 24961 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:12,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:17:12,126 INFO L93 Difference]: Finished difference Result 30503 states and 60651 transitions. [2022-02-09 02:17:12,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 02:17:12,126 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:17:12,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:17:12,277 INFO L225 Difference]: With dead ends: 30503 [2022-02-09 02:17:12,277 INFO L226 Difference]: Without dead ends: 30503 [2022-02-09 02:17:12,278 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=284, Invalid=1198, Unknown=0, NotChecked=0, Total=1482 [2022-02-09 02:17:12,278 INFO L933 BasicCegarLoop]: 947 mSDtfsCounter, 1396 mSDsluCounter, 7597 mSDsCounter, 0 mSdLazyCounter, 6153 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1396 SdHoareTripleChecker+Valid, 8542 SdHoareTripleChecker+Invalid, 6243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 6153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-02-09 02:17:12,278 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1396 Valid, 8542 Invalid, 6243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 6153 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-02-09 02:17:12,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30503 states. [2022-02-09 02:17:12,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30503 to 12571. [2022-02-09 02:17:12,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12571 states, 12492 states have (on average 2.000480307396734) internal successors, (24990), 12570 states have internal predecessors, (24990), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:12,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12571 states to 12571 states and 24990 transitions. [2022-02-09 02:17:12,596 INFO L78 Accepts]: Start accepts. Automaton has 12571 states and 24990 transitions. Word has length 104 [2022-02-09 02:17:12,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:17:12,596 INFO L470 AbstractCegarLoop]: Abstraction has 12571 states and 24990 transitions. [2022-02-09 02:17:12,596 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:12,596 INFO L276 IsEmpty]: Start isEmpty. Operand 12571 states and 24990 transitions. [2022-02-09 02:17:12,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:17:12,597 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:17:12,598 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:17:12,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-02-09 02:17:12,598 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:17:12,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:17:12,598 INFO L85 PathProgramCache]: Analyzing trace with hash 2063108239, now seen corresponding path program 63 times [2022-02-09 02:17:12,598 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:17:12,598 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650333855] [2022-02-09 02:17:12,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:17:12,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:17:12,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:17:12,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:17:12,794 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:17:12,794 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650333855] [2022-02-09 02:17:12,794 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [650333855] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:17:12,794 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:17:12,794 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:17:12,794 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840498390] [2022-02-09 02:17:12,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:17:12,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:17:12,795 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:17:12,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:17:12,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:17:12,795 INFO L87 Difference]: Start difference. First operand 12571 states and 24990 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:15,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:17:15,982 INFO L93 Difference]: Finished difference Result 30418 states and 60481 transitions. [2022-02-09 02:17:15,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 02:17:15,983 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:17:15,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:17:16,057 INFO L225 Difference]: With dead ends: 30418 [2022-02-09 02:17:16,057 INFO L226 Difference]: Without dead ends: 30418 [2022-02-09 02:17:16,058 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 301 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=285, Invalid=1197, Unknown=0, NotChecked=0, Total=1482 [2022-02-09 02:17:16,058 INFO L933 BasicCegarLoop]: 952 mSDtfsCounter, 1379 mSDsluCounter, 7182 mSDsCounter, 0 mSdLazyCounter, 5440 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1379 SdHoareTripleChecker+Valid, 8132 SdHoareTripleChecker+Invalid, 5529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 5440 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-02-09 02:17:16,058 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1379 Valid, 8132 Invalid, 5529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 5440 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-02-09 02:17:16,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30418 states. [2022-02-09 02:17:16,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30418 to 12571. [2022-02-09 02:17:16,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12571 states, 12492 states have (on average 2.000480307396734) internal successors, (24990), 12570 states have internal predecessors, (24990), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:16,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12571 states to 12571 states and 24990 transitions. [2022-02-09 02:17:16,378 INFO L78 Accepts]: Start accepts. Automaton has 12571 states and 24990 transitions. Word has length 104 [2022-02-09 02:17:16,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:17:16,378 INFO L470 AbstractCegarLoop]: Abstraction has 12571 states and 24990 transitions. [2022-02-09 02:17:16,378 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:16,378 INFO L276 IsEmpty]: Start isEmpty. Operand 12571 states and 24990 transitions. [2022-02-09 02:17:16,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:17:16,380 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:17:16,380 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:17:16,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-02-09 02:17:16,381 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:17:16,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:17:16,381 INFO L85 PathProgramCache]: Analyzing trace with hash -1863213113, now seen corresponding path program 64 times [2022-02-09 02:17:16,381 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:17:16,381 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344137418] [2022-02-09 02:17:16,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:17:16,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:17:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:17:16,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:17:16,530 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:17:16,530 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344137418] [2022-02-09 02:17:16,530 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344137418] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:17:16,530 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:17:16,530 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:17:16,530 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977199784] [2022-02-09 02:17:16,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:17:16,531 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:17:16,531 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:17:16,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:17:16,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:17:16,531 INFO L87 Difference]: Start difference. First operand 12571 states and 24990 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:21,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:17:21,113 INFO L93 Difference]: Finished difference Result 30842 states and 61321 transitions. [2022-02-09 02:17:21,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-09 02:17:21,114 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:17:21,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:17:21,193 INFO L225 Difference]: With dead ends: 30842 [2022-02-09 02:17:21,193 INFO L226 Difference]: Without dead ends: 30842 [2022-02-09 02:17:21,193 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 629 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=546, Invalid=2210, Unknown=0, NotChecked=0, Total=2756 [2022-02-09 02:17:21,193 INFO L933 BasicCegarLoop]: 1228 mSDtfsCounter, 1478 mSDsluCounter, 9219 mSDsCounter, 0 mSdLazyCounter, 8617 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1478 SdHoareTripleChecker+Valid, 10443 SdHoareTripleChecker+Invalid, 8751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 8617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:17:21,194 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1478 Valid, 10443 Invalid, 8751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 8617 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-02-09 02:17:21,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30842 states. [2022-02-09 02:17:21,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30842 to 12585. [2022-02-09 02:17:21,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12585 states, 12506 states have (on average 2.0005597313289623) internal successors, (25019), 12584 states have internal predecessors, (25019), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:21,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12585 states to 12585 states and 25019 transitions. [2022-02-09 02:17:21,583 INFO L78 Accepts]: Start accepts. Automaton has 12585 states and 25019 transitions. Word has length 104 [2022-02-09 02:17:21,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:17:21,583 INFO L470 AbstractCegarLoop]: Abstraction has 12585 states and 25019 transitions. [2022-02-09 02:17:21,583 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:21,583 INFO L276 IsEmpty]: Start isEmpty. Operand 12585 states and 25019 transitions. [2022-02-09 02:17:21,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:17:21,585 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:17:21,585 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:17:21,585 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-02-09 02:17:21,585 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:17:21,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:17:21,585 INFO L85 PathProgramCache]: Analyzing trace with hash 343775403, now seen corresponding path program 44 times [2022-02-09 02:17:21,585 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:17:21,586 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646201409] [2022-02-09 02:17:21,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:17:21,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:17:21,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:17:21,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:17:21,734 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:17:21,734 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646201409] [2022-02-09 02:17:21,734 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646201409] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:17:21,734 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:17:21,734 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:17:21,734 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349443488] [2022-02-09 02:17:21,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:17:21,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:17:21,735 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:17:21,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:17:21,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:17:21,735 INFO L87 Difference]: Start difference. First operand 12585 states and 25019 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:24,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:17:24,370 INFO L93 Difference]: Finished difference Result 40331 states and 80196 transitions. [2022-02-09 02:17:24,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-09 02:17:24,370 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:17:24,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:17:24,462 INFO L225 Difference]: With dead ends: 40331 [2022-02-09 02:17:24,462 INFO L226 Difference]: Without dead ends: 40331 [2022-02-09 02:17:24,462 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 422 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=318, Invalid=1488, Unknown=0, NotChecked=0, Total=1806 [2022-02-09 02:17:24,463 INFO L933 BasicCegarLoop]: 1125 mSDtfsCounter, 2292 mSDsluCounter, 7810 mSDsCounter, 0 mSdLazyCounter, 4529 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2292 SdHoareTripleChecker+Valid, 8934 SdHoareTripleChecker+Invalid, 4598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 4529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:17:24,463 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2292 Valid, 8934 Invalid, 4598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 4529 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-09 02:17:24,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40331 states. [2022-02-09 02:17:24,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40331 to 12617. [2022-02-09 02:17:24,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12617 states, 12538 states have (on average 2.000638060296698) internal successors, (25084), 12616 states have internal predecessors, (25084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:24,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12617 states to 12617 states and 25084 transitions. [2022-02-09 02:17:24,851 INFO L78 Accepts]: Start accepts. Automaton has 12617 states and 25084 transitions. Word has length 104 [2022-02-09 02:17:24,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:17:24,852 INFO L470 AbstractCegarLoop]: Abstraction has 12617 states and 25084 transitions. [2022-02-09 02:17:24,852 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:24,852 INFO L276 IsEmpty]: Start isEmpty. Operand 12617 states and 25084 transitions. [2022-02-09 02:17:24,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:17:24,854 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:17:24,854 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:17:24,854 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-02-09 02:17:24,854 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:17:24,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:17:24,855 INFO L85 PathProgramCache]: Analyzing trace with hash 1196935759, now seen corresponding path program 65 times [2022-02-09 02:17:24,855 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:17:24,855 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388588633] [2022-02-09 02:17:24,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:17:24,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:17:24,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:17:25,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:17:25,007 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:17:25,007 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388588633] [2022-02-09 02:17:25,007 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388588633] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:17:25,007 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:17:25,007 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:17:25,008 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344690096] [2022-02-09 02:17:25,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:17:25,008 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:17:25,008 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:17:25,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:17:25,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:17:25,008 INFO L87 Difference]: Start difference. First operand 12617 states and 25084 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:28,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:17:28,988 INFO L93 Difference]: Finished difference Result 40488 states and 80498 transitions. [2022-02-09 02:17:28,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-02-09 02:17:28,989 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:17:28,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:17:29,075 INFO L225 Difference]: With dead ends: 40488 [2022-02-09 02:17:29,075 INFO L226 Difference]: Without dead ends: 40488 [2022-02-09 02:17:29,076 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 809 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=593, Invalid=2599, Unknown=0, NotChecked=0, Total=3192 [2022-02-09 02:17:29,076 INFO L933 BasicCegarLoop]: 1385 mSDtfsCounter, 2176 mSDsluCounter, 10274 mSDsCounter, 0 mSdLazyCounter, 7981 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2176 SdHoareTripleChecker+Valid, 11657 SdHoareTripleChecker+Invalid, 8126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 7981 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:17:29,076 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2176 Valid, 11657 Invalid, 8126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 7981 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-02-09 02:17:29,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40488 states. [2022-02-09 02:17:29,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40488 to 12509. [2022-02-09 02:17:29,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12509 states, 12430 states have (on average 2.0003218020917135) internal successors, (24864), 12508 states have internal predecessors, (24864), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:29,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12509 states to 12509 states and 24864 transitions. [2022-02-09 02:17:29,531 INFO L78 Accepts]: Start accepts. Automaton has 12509 states and 24864 transitions. Word has length 104 [2022-02-09 02:17:29,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:17:29,531 INFO L470 AbstractCegarLoop]: Abstraction has 12509 states and 24864 transitions. [2022-02-09 02:17:29,531 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:29,532 INFO L276 IsEmpty]: Start isEmpty. Operand 12509 states and 24864 transitions. [2022-02-09 02:17:29,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:17:29,533 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:17:29,533 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:17:29,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-02-09 02:17:29,533 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:17:29,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:17:29,534 INFO L85 PathProgramCache]: Analyzing trace with hash 977380995, now seen corresponding path program 45 times [2022-02-09 02:17:29,534 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:17:29,534 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392150179] [2022-02-09 02:17:29,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:17:29,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:17:29,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:17:29,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:17:29,696 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:17:29,696 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392150179] [2022-02-09 02:17:29,697 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392150179] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:17:29,697 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:17:29,697 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:17:29,697 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732771349] [2022-02-09 02:17:29,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:17:29,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:17:29,697 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:17:29,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:17:29,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:17:29,698 INFO L87 Difference]: Start difference. First operand 12509 states and 24864 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:32,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:17:32,491 INFO L93 Difference]: Finished difference Result 40900 states and 81332 transitions. [2022-02-09 02:17:32,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-09 02:17:32,491 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:17:32,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:17:32,592 INFO L225 Difference]: With dead ends: 40900 [2022-02-09 02:17:32,592 INFO L226 Difference]: Without dead ends: 40900 [2022-02-09 02:17:32,593 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 374 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=297, Invalid=1343, Unknown=0, NotChecked=0, Total=1640 [2022-02-09 02:17:32,593 INFO L933 BasicCegarLoop]: 1131 mSDtfsCounter, 1867 mSDsluCounter, 7936 mSDsCounter, 0 mSdLazyCounter, 4643 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1867 SdHoareTripleChecker+Valid, 9066 SdHoareTripleChecker+Invalid, 4708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 4643 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:17:32,593 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1867 Valid, 9066 Invalid, 4708 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 4643 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-09 02:17:32,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40900 states. [2022-02-09 02:17:32,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40900 to 12549. [2022-02-09 02:17:32,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12549 states, 12470 states have (on average 2.000400962309543) internal successors, (24945), 12548 states have internal predecessors, (24945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:32,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12549 states to 12549 states and 24945 transitions. [2022-02-09 02:17:32,998 INFO L78 Accepts]: Start accepts. Automaton has 12549 states and 24945 transitions. Word has length 104 [2022-02-09 02:17:32,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:17:32,998 INFO L470 AbstractCegarLoop]: Abstraction has 12549 states and 24945 transitions. [2022-02-09 02:17:32,998 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:32,998 INFO L276 IsEmpty]: Start isEmpty. Operand 12549 states and 24945 transitions. [2022-02-09 02:17:32,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:17:32,999 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:17:32,999 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:17:33,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-02-09 02:17:33,000 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:17:33,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:17:33,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1062209667, now seen corresponding path program 46 times [2022-02-09 02:17:33,000 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:17:33,000 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894013178] [2022-02-09 02:17:33,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:17:33,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:17:33,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:17:33,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:17:33,148 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:17:33,148 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894013178] [2022-02-09 02:17:33,148 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894013178] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:17:33,148 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:17:33,148 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:17:33,148 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604060424] [2022-02-09 02:17:33,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:17:33,149 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:17:33,149 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:17:33,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:17:33,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:17:33,149 INFO L87 Difference]: Start difference. First operand 12549 states and 24945 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:36,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:17:36,405 INFO L93 Difference]: Finished difference Result 41001 states and 81534 transitions. [2022-02-09 02:17:36,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-09 02:17:36,405 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:17:36,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:17:36,512 INFO L225 Difference]: With dead ends: 41001 [2022-02-09 02:17:36,512 INFO L226 Difference]: Without dead ends: 41001 [2022-02-09 02:17:36,513 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 355 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=276, Invalid=1284, Unknown=0, NotChecked=0, Total=1560 [2022-02-09 02:17:36,513 INFO L933 BasicCegarLoop]: 1130 mSDtfsCounter, 1769 mSDsluCounter, 8568 mSDsCounter, 0 mSdLazyCounter, 5772 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1769 SdHoareTripleChecker+Valid, 9697 SdHoareTripleChecker+Invalid, 5836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 5772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-02-09 02:17:36,513 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1769 Valid, 9697 Invalid, 5836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 5772 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-02-09 02:17:36,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41001 states. [2022-02-09 02:17:36,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41001 to 12561. [2022-02-09 02:17:36,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12561 states, 12482 states have (on average 2.0004806921967635) internal successors, (24970), 12560 states have internal predecessors, (24970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:36,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12561 states to 12561 states and 24970 transitions. [2022-02-09 02:17:36,995 INFO L78 Accepts]: Start accepts. Automaton has 12561 states and 24970 transitions. Word has length 104 [2022-02-09 02:17:36,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:17:36,996 INFO L470 AbstractCegarLoop]: Abstraction has 12561 states and 24970 transitions. [2022-02-09 02:17:36,996 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:36,996 INFO L276 IsEmpty]: Start isEmpty. Operand 12561 states and 24970 transitions. [2022-02-09 02:17:36,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:17:36,998 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:17:36,998 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:17:36,998 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-02-09 02:17:36,998 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:17:36,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:17:36,998 INFO L85 PathProgramCache]: Analyzing trace with hash 141633701, now seen corresponding path program 47 times [2022-02-09 02:17:36,998 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:17:36,998 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624122798] [2022-02-09 02:17:36,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:17:36,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:17:37,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:17:37,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:17:37,161 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:17:37,162 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624122798] [2022-02-09 02:17:37,162 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624122798] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:17:37,162 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:17:37,162 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:17:37,162 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365195959] [2022-02-09 02:17:37,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:17:37,162 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:17:37,162 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:17:37,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:17:37,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:17:37,163 INFO L87 Difference]: Start difference. First operand 12561 states and 24970 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:40,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:17:40,082 INFO L93 Difference]: Finished difference Result 41075 states and 81682 transitions. [2022-02-09 02:17:40,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-09 02:17:40,083 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:17:40,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:17:40,171 INFO L225 Difference]: With dead ends: 41075 [2022-02-09 02:17:40,172 INFO L226 Difference]: Without dead ends: 41075 [2022-02-09 02:17:40,172 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 332 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=258, Invalid=1224, Unknown=0, NotChecked=0, Total=1482 [2022-02-09 02:17:40,172 INFO L933 BasicCegarLoop]: 1095 mSDtfsCounter, 1720 mSDsluCounter, 8216 mSDsCounter, 0 mSdLazyCounter, 5185 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1720 SdHoareTripleChecker+Valid, 9310 SdHoareTripleChecker+Invalid, 5259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 5185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-09 02:17:40,172 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1720 Valid, 9310 Invalid, 5259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 5185 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-09 02:17:40,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41075 states. [2022-02-09 02:17:40,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41075 to 12573. [2022-02-09 02:17:40,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12573 states, 12494 states have (on average 2.000560268929086) internal successors, (24995), 12572 states have internal predecessors, (24995), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:40,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12573 states to 12573 states and 24995 transitions. [2022-02-09 02:17:40,618 INFO L78 Accepts]: Start accepts. Automaton has 12573 states and 24995 transitions. Word has length 104 [2022-02-09 02:17:40,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:17:40,618 INFO L470 AbstractCegarLoop]: Abstraction has 12573 states and 24995 transitions. [2022-02-09 02:17:40,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:40,619 INFO L276 IsEmpty]: Start isEmpty. Operand 12573 states and 24995 transitions. [2022-02-09 02:17:40,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:17:40,620 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:17:40,620 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:17:40,620 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-02-09 02:17:40,620 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:17:40,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:17:40,620 INFO L85 PathProgramCache]: Analyzing trace with hash -1015476511, now seen corresponding path program 48 times [2022-02-09 02:17:40,621 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:17:40,621 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950910761] [2022-02-09 02:17:40,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:17:40,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:17:40,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:17:40,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:17:40,782 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:17:40,782 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950910761] [2022-02-09 02:17:40,782 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950910761] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:17:40,782 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:17:40,782 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:17:40,782 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053544360] [2022-02-09 02:17:40,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:17:40,783 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:17:40,783 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:17:40,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:17:40,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:17:40,783 INFO L87 Difference]: Start difference. First operand 12573 states and 24995 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:43,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:17:43,565 INFO L93 Difference]: Finished difference Result 50652 states and 100722 transitions. [2022-02-09 02:17:43,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-09 02:17:43,565 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:17:43,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:17:43,699 INFO L225 Difference]: With dead ends: 50652 [2022-02-09 02:17:43,700 INFO L226 Difference]: Without dead ends: 50652 [2022-02-09 02:17:43,700 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 426 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=321, Invalid=1485, Unknown=0, NotChecked=0, Total=1806 [2022-02-09 02:17:43,700 INFO L933 BasicCegarLoop]: 1234 mSDtfsCounter, 2080 mSDsluCounter, 8688 mSDsCounter, 0 mSdLazyCounter, 4669 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2080 SdHoareTripleChecker+Valid, 9921 SdHoareTripleChecker+Invalid, 4726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 4669 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:17:43,700 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2080 Valid, 9921 Invalid, 4726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 4669 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-09 02:17:43,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50652 states. [2022-02-09 02:17:44,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50652 to 12609. [2022-02-09 02:17:44,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12609 states, 12530 states have (on average 2.000638467677574) internal successors, (25068), 12608 states have internal predecessors, (25068), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:44,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12609 states to 12609 states and 25068 transitions. [2022-02-09 02:17:44,272 INFO L78 Accepts]: Start accepts. Automaton has 12609 states and 25068 transitions. Word has length 104 [2022-02-09 02:17:44,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:17:44,272 INFO L470 AbstractCegarLoop]: Abstraction has 12609 states and 25068 transitions. [2022-02-09 02:17:44,272 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:44,272 INFO L276 IsEmpty]: Start isEmpty. Operand 12609 states and 25068 transitions. [2022-02-09 02:17:44,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:17:44,274 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:17:44,275 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:17:44,275 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-02-09 02:17:44,275 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:17:44,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:17:44,275 INFO L85 PathProgramCache]: Analyzing trace with hash -373195697, now seen corresponding path program 66 times [2022-02-09 02:17:44,275 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:17:44,276 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772652160] [2022-02-09 02:17:44,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:17:44,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:17:44,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:17:44,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:17:44,415 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:17:44,415 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772652160] [2022-02-09 02:17:44,415 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772652160] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:17:44,415 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:17:44,415 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:17:44,415 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115504678] [2022-02-09 02:17:44,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:17:44,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:17:44,416 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:17:44,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:17:44,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:17:44,416 INFO L87 Difference]: Start difference. First operand 12609 states and 25068 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:48,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:17:48,813 INFO L93 Difference]: Finished difference Result 51005 states and 101403 transitions. [2022-02-09 02:17:48,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-09 02:17:48,813 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:17:48,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:17:48,941 INFO L225 Difference]: With dead ends: 51005 [2022-02-09 02:17:48,942 INFO L226 Difference]: Without dead ends: 51005 [2022-02-09 02:17:48,942 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 893 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=642, Invalid=2898, Unknown=0, NotChecked=0, Total=3540 [2022-02-09 02:17:48,942 INFO L933 BasicCegarLoop]: 1612 mSDtfsCounter, 2047 mSDsluCounter, 11046 mSDsCounter, 0 mSdLazyCounter, 8253 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2047 SdHoareTripleChecker+Valid, 12656 SdHoareTripleChecker+Invalid, 8335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 8253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-02-09 02:17:48,943 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2047 Valid, 12656 Invalid, 8335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 8253 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-02-09 02:17:49,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51005 states. [2022-02-09 02:17:49,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51005 to 12513. [2022-02-09 02:17:49,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12513 states, 12434 states have (on average 2.0003216985684413) internal successors, (24872), 12512 states have internal predecessors, (24872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:49,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12513 states to 12513 states and 24872 transitions. [2022-02-09 02:17:49,557 INFO L78 Accepts]: Start accepts. Automaton has 12513 states and 24872 transitions. Word has length 104 [2022-02-09 02:17:49,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:17:49,557 INFO L470 AbstractCegarLoop]: Abstraction has 12513 states and 24872 transitions. [2022-02-09 02:17:49,558 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:49,558 INFO L276 IsEmpty]: Start isEmpty. Operand 12513 states and 24872 transitions. [2022-02-09 02:17:49,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:17:49,559 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:17:49,559 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:17:49,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-02-09 02:17:49,559 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:17:49,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:17:49,560 INFO L85 PathProgramCache]: Analyzing trace with hash 308123293, now seen corresponding path program 49 times [2022-02-09 02:17:49,560 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:17:49,560 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570705761] [2022-02-09 02:17:49,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:17:49,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:17:49,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:17:49,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:17:49,717 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:17:49,717 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570705761] [2022-02-09 02:17:49,717 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570705761] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:17:49,717 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:17:49,717 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:17:49,717 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497513337] [2022-02-09 02:17:49,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:17:49,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:17:49,717 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:17:49,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:17:49,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:17:49,718 INFO L87 Difference]: Start difference. First operand 12513 states and 24872 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:52,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:17:52,889 INFO L93 Difference]: Finished difference Result 59828 states and 118960 transitions. [2022-02-09 02:17:52,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-09 02:17:52,890 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:17:52,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:17:53,028 INFO L225 Difference]: With dead ends: 59828 [2022-02-09 02:17:53,029 INFO L226 Difference]: Without dead ends: 59828 [2022-02-09 02:17:53,029 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 489 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=347, Invalid=1633, Unknown=0, NotChecked=0, Total=1980 [2022-02-09 02:17:53,029 INFO L933 BasicCegarLoop]: 1302 mSDtfsCounter, 2083 mSDsluCounter, 9212 mSDsCounter, 0 mSdLazyCounter, 5188 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2083 SdHoareTripleChecker+Valid, 10513 SdHoareTripleChecker+Invalid, 5237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 5188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-09 02:17:53,029 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2083 Valid, 10513 Invalid, 5237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 5188 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-09 02:17:53,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59828 states. [2022-02-09 02:17:53,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59828 to 12609. [2022-02-09 02:17:53,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12609 states, 12530 states have (on average 2.000638467677574) internal successors, (25068), 12608 states have internal predecessors, (25068), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:53,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12609 states to 12609 states and 25068 transitions. [2022-02-09 02:17:53,664 INFO L78 Accepts]: Start accepts. Automaton has 12609 states and 25068 transitions. Word has length 104 [2022-02-09 02:17:53,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:17:53,664 INFO L470 AbstractCegarLoop]: Abstraction has 12609 states and 25068 transitions. [2022-02-09 02:17:53,665 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:17:53,665 INFO L276 IsEmpty]: Start isEmpty. Operand 12609 states and 25068 transitions. [2022-02-09 02:17:53,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:17:53,666 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:17:53,666 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:17:53,666 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-02-09 02:17:53,666 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:17:53,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:17:53,667 INFO L85 PathProgramCache]: Analyzing trace with hash 950404107, now seen corresponding path program 67 times [2022-02-09 02:17:53,667 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:17:53,667 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772271293] [2022-02-09 02:17:53,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:17:53,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:17:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:17:53,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:17:53,795 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:17:53,795 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772271293] [2022-02-09 02:17:53,795 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772271293] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:17:53,796 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:17:53,796 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:17:53,796 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438250291] [2022-02-09 02:17:53,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:17:53,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:17:53,796 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:17:53,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:17:53,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:17:53,797 INFO L87 Difference]: Start difference. First operand 12609 states and 25068 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:00,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:18:00,022 INFO L93 Difference]: Finished difference Result 60473 states and 120220 transitions. [2022-02-09 02:18:00,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-09 02:18:00,023 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:18:00,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:18:00,154 INFO L225 Difference]: With dead ends: 60473 [2022-02-09 02:18:00,154 INFO L226 Difference]: Without dead ends: 60473 [2022-02-09 02:18:00,154 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 893 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=642, Invalid=2898, Unknown=0, NotChecked=0, Total=3540 [2022-02-09 02:18:00,154 INFO L933 BasicCegarLoop]: 1830 mSDtfsCounter, 2036 mSDsluCounter, 13216 mSDsCounter, 0 mSdLazyCounter, 11673 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2036 SdHoareTripleChecker+Valid, 15042 SdHoareTripleChecker+Invalid, 11753 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 11673 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:18:00,155 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2036 Valid, 15042 Invalid, 11753 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 11673 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2022-02-09 02:18:00,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60473 states. [2022-02-09 02:18:00,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60473 to 12503. [2022-02-09 02:18:00,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12503 states, 12424 states have (on average 2.0003219575016096) internal successors, (24852), 12502 states have internal predecessors, (24852), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:00,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12503 states to 12503 states and 24852 transitions. [2022-02-09 02:18:00,653 INFO L78 Accepts]: Start accepts. Automaton has 12503 states and 24852 transitions. Word has length 104 [2022-02-09 02:18:00,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:18:00,654 INFO L470 AbstractCegarLoop]: Abstraction has 12503 states and 24852 transitions. [2022-02-09 02:18:00,654 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:00,654 INFO L276 IsEmpty]: Start isEmpty. Operand 12503 states and 24852 transitions. [2022-02-09 02:18:00,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:18:00,655 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:18:00,655 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:18:00,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-02-09 02:18:00,655 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:18:00,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:18:00,655 INFO L85 PathProgramCache]: Analyzing trace with hash -677665661, now seen corresponding path program 50 times [2022-02-09 02:18:00,656 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:18:00,656 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979766926] [2022-02-09 02:18:00,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:18:00,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:18:00,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:18:00,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:18:00,798 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:18:00,798 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979766926] [2022-02-09 02:18:00,798 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979766926] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:18:00,798 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:18:00,798 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:18:00,798 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496775181] [2022-02-09 02:18:00,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:18:00,798 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:18:00,798 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:18:00,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:18:00,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:18:00,799 INFO L87 Difference]: Start difference. First operand 12503 states and 24852 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:03,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:18:03,320 INFO L93 Difference]: Finished difference Result 30384 states and 60416 transitions. [2022-02-09 02:18:03,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 02:18:03,321 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:18:03,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:18:03,371 INFO L225 Difference]: With dead ends: 30384 [2022-02-09 02:18:03,372 INFO L226 Difference]: Without dead ends: 30384 [2022-02-09 02:18:03,372 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 209 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=223, Invalid=967, Unknown=0, NotChecked=0, Total=1190 [2022-02-09 02:18:03,372 INFO L933 BasicCegarLoop]: 1017 mSDtfsCounter, 1591 mSDsluCounter, 7120 mSDsCounter, 0 mSdLazyCounter, 4371 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1591 SdHoareTripleChecker+Valid, 8136 SdHoareTripleChecker+Invalid, 4445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 4371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:18:03,372 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1591 Valid, 8136 Invalid, 4445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 4371 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-09 02:18:03,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30384 states. [2022-02-09 02:18:03,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30384 to 12539. [2022-02-09 02:18:03,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12539 states, 12460 states have (on average 2.000401284109149) internal successors, (24925), 12538 states have internal predecessors, (24925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:03,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12539 states to 12539 states and 24925 transitions. [2022-02-09 02:18:03,657 INFO L78 Accepts]: Start accepts. Automaton has 12539 states and 24925 transitions. Word has length 104 [2022-02-09 02:18:03,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:18:03,658 INFO L470 AbstractCegarLoop]: Abstraction has 12539 states and 24925 transitions. [2022-02-09 02:18:03,658 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:03,658 INFO L276 IsEmpty]: Start isEmpty. Operand 12539 states and 24925 transitions. [2022-02-09 02:18:03,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:18:03,659 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:18:03,659 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:18:03,659 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-02-09 02:18:03,659 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:18:03,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:18:03,660 INFO L85 PathProgramCache]: Analyzing trace with hash -592836989, now seen corresponding path program 51 times [2022-02-09 02:18:03,660 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:18:03,660 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53194984] [2022-02-09 02:18:03,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:18:03,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:18:03,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:18:03,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:18:03,810 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:18:03,810 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53194984] [2022-02-09 02:18:03,810 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53194984] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:18:03,810 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:18:03,810 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:18:03,810 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265963016] [2022-02-09 02:18:03,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:18:03,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:18:03,811 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:18:03,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:18:03,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:18:03,811 INFO L87 Difference]: Start difference. First operand 12539 states and 24925 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:06,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:18:06,596 INFO L93 Difference]: Finished difference Result 30485 states and 60618 transitions. [2022-02-09 02:18:06,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-09 02:18:06,597 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:18:06,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:18:06,669 INFO L225 Difference]: With dead ends: 30485 [2022-02-09 02:18:06,670 INFO L226 Difference]: Without dead ends: 30485 [2022-02-09 02:18:06,670 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=219, Invalid=971, Unknown=0, NotChecked=0, Total=1190 [2022-02-09 02:18:06,670 INFO L933 BasicCegarLoop]: 1031 mSDtfsCounter, 1461 mSDsluCounter, 7267 mSDsCounter, 0 mSdLazyCounter, 4851 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1461 SdHoareTripleChecker+Valid, 8297 SdHoareTripleChecker+Invalid, 4918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 4851 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:18:06,670 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1461 Valid, 8297 Invalid, 4918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 4851 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-09 02:18:06,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30485 states. [2022-02-09 02:18:06,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30485 to 12551. [2022-02-09 02:18:07,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12551 states, 12472 states have (on average 2.000481077613855) internal successors, (24950), 12550 states have internal predecessors, (24950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:07,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12551 states to 12551 states and 24950 transitions. [2022-02-09 02:18:07,030 INFO L78 Accepts]: Start accepts. Automaton has 12551 states and 24950 transitions. Word has length 104 [2022-02-09 02:18:07,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:18:07,030 INFO L470 AbstractCegarLoop]: Abstraction has 12551 states and 24950 transitions. [2022-02-09 02:18:07,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:07,030 INFO L276 IsEmpty]: Start isEmpty. Operand 12551 states and 24950 transitions. [2022-02-09 02:18:07,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:18:07,032 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:18:07,032 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:18:07,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-02-09 02:18:07,032 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:18:07,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:18:07,033 INFO L85 PathProgramCache]: Analyzing trace with hash -1513412955, now seen corresponding path program 52 times [2022-02-09 02:18:07,033 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:18:07,033 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196392541] [2022-02-09 02:18:07,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:18:07,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:18:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:18:07,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:18:07,187 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:18:07,187 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196392541] [2022-02-09 02:18:07,187 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196392541] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:18:07,187 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:18:07,187 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:18:07,187 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625989773] [2022-02-09 02:18:07,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:18:07,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:18:07,187 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:18:07,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:18:07,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:18:07,188 INFO L87 Difference]: Start difference. First operand 12551 states and 24950 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:09,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:18:09,928 INFO L93 Difference]: Finished difference Result 30559 states and 60766 transitions. [2022-02-09 02:18:09,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-09 02:18:09,929 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:18:09,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:18:09,986 INFO L225 Difference]: With dead ends: 30559 [2022-02-09 02:18:09,986 INFO L226 Difference]: Without dead ends: 30559 [2022-02-09 02:18:09,986 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=217, Invalid=973, Unknown=0, NotChecked=0, Total=1190 [2022-02-09 02:18:09,986 INFO L933 BasicCegarLoop]: 996 mSDtfsCounter, 1409 mSDsluCounter, 7400 mSDsCounter, 0 mSdLazyCounter, 4912 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1409 SdHoareTripleChecker+Valid, 8395 SdHoareTripleChecker+Invalid, 4972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 4912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-09 02:18:09,986 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1409 Valid, 8395 Invalid, 4972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 4912 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-09 02:18:10,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30559 states. [2022-02-09 02:18:10,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30559 to 12563. [2022-02-09 02:18:10,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12563 states, 12484 states have (on average 2.0005607177186797) internal successors, (24975), 12562 states have internal predecessors, (24975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:10,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12563 states to 12563 states and 24975 transitions. [2022-02-09 02:18:10,316 INFO L78 Accepts]: Start accepts. Automaton has 12563 states and 24975 transitions. Word has length 104 [2022-02-09 02:18:10,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:18:10,316 INFO L470 AbstractCegarLoop]: Abstraction has 12563 states and 24975 transitions. [2022-02-09 02:18:10,316 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:10,316 INFO L276 IsEmpty]: Start isEmpty. Operand 12563 states and 24975 transitions. [2022-02-09 02:18:10,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:18:10,318 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:18:10,318 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:18:10,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-02-09 02:18:10,318 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:18:10,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:18:10,318 INFO L85 PathProgramCache]: Analyzing trace with hash 1624444129, now seen corresponding path program 53 times [2022-02-09 02:18:10,319 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:18:10,319 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111775671] [2022-02-09 02:18:10,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:18:10,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:18:10,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:18:10,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:18:10,478 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:18:10,478 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111775671] [2022-02-09 02:18:10,478 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111775671] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:18:10,478 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:18:10,478 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:18:10,478 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075668558] [2022-02-09 02:18:10,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:18:10,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:18:10,479 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:18:10,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:18:10,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:18:10,479 INFO L87 Difference]: Start difference. First operand 12563 states and 24975 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:13,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:18:13,000 INFO L93 Difference]: Finished difference Result 30512 states and 60672 transitions. [2022-02-09 02:18:13,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 02:18:13,000 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:18:13,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:18:13,085 INFO L225 Difference]: With dead ends: 30512 [2022-02-09 02:18:13,085 INFO L226 Difference]: Without dead ends: 30512 [2022-02-09 02:18:13,086 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=267, Invalid=1215, Unknown=0, NotChecked=0, Total=1482 [2022-02-09 02:18:13,086 INFO L933 BasicCegarLoop]: 1049 mSDtfsCounter, 1770 mSDsluCounter, 7087 mSDsCounter, 0 mSdLazyCounter, 4189 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1770 SdHoareTripleChecker+Valid, 8135 SdHoareTripleChecker+Invalid, 4237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 4189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:18:13,086 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1770 Valid, 8135 Invalid, 4237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 4189 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-09 02:18:13,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30512 states. [2022-02-09 02:18:13,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30512 to 12599. [2022-02-09 02:18:13,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12599 states, 12520 states have (on average 2.000638977635783) internal successors, (25048), 12598 states have internal predecessors, (25048), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:13,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12599 states to 12599 states and 25048 transitions. [2022-02-09 02:18:13,410 INFO L78 Accepts]: Start accepts. Automaton has 12599 states and 25048 transitions. Word has length 104 [2022-02-09 02:18:13,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:18:13,410 INFO L470 AbstractCegarLoop]: Abstraction has 12599 states and 25048 transitions. [2022-02-09 02:18:13,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:13,410 INFO L276 IsEmpty]: Start isEmpty. Operand 12599 states and 25048 transitions. [2022-02-09 02:18:13,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:18:13,412 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:18:13,412 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:18:13,412 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-02-09 02:18:13,412 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:18:13,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:18:13,412 INFO L85 PathProgramCache]: Analyzing trace with hash -2028242353, now seen corresponding path program 68 times [2022-02-09 02:18:13,412 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:18:13,412 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767716042] [2022-02-09 02:18:13,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:18:13,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:18:13,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:18:13,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:18:13,564 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:18:13,564 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767716042] [2022-02-09 02:18:13,564 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767716042] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:18:13,564 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:18:13,564 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:18:13,565 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454177224] [2022-02-09 02:18:13,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:18:13,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:18:13,565 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:18:13,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:18:13,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:18:13,566 INFO L87 Difference]: Start difference. First operand 12599 states and 25048 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:16,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:18:16,707 INFO L93 Difference]: Finished difference Result 30648 states and 60929 transitions. [2022-02-09 02:18:16,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-02-09 02:18:16,708 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:18:16,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:18:16,786 INFO L225 Difference]: With dead ends: 30648 [2022-02-09 02:18:16,786 INFO L226 Difference]: Without dead ends: 30648 [2022-02-09 02:18:16,787 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 578 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=433, Invalid=2117, Unknown=0, NotChecked=0, Total=2550 [2022-02-09 02:18:16,787 INFO L933 BasicCegarLoop]: 1280 mSDtfsCounter, 1732 mSDsluCounter, 8482 mSDsCounter, 0 mSdLazyCounter, 6059 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1732 SdHoareTripleChecker+Valid, 9760 SdHoareTripleChecker+Invalid, 6139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 6059 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-02-09 02:18:16,787 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1732 Valid, 9760 Invalid, 6139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 6059 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-02-09 02:18:16,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30648 states. [2022-02-09 02:18:17,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30648 to 12522. [2022-02-09 02:18:17,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12522 states, 12443 states have (on average 2.000642931768866) internal successors, (24894), 12521 states have internal predecessors, (24894), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:17,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12522 states to 12522 states and 24894 transitions. [2022-02-09 02:18:17,093 INFO L78 Accepts]: Start accepts. Automaton has 12522 states and 24894 transitions. Word has length 104 [2022-02-09 02:18:17,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:18:17,094 INFO L470 AbstractCegarLoop]: Abstraction has 12522 states and 24894 transitions. [2022-02-09 02:18:17,094 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:17,094 INFO L276 IsEmpty]: Start isEmpty. Operand 12522 states and 24894 transitions. [2022-02-09 02:18:17,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:18:17,095 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:18:17,095 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:18:17,096 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-02-09 02:18:17,096 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:18:17,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:18:17,096 INFO L85 PathProgramCache]: Analyzing trace with hash 743507493, now seen corresponding path program 54 times [2022-02-09 02:18:17,096 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:18:17,096 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611806976] [2022-02-09 02:18:17,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:18:17,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:18:17,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:18:17,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:18:17,279 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:18:17,280 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611806976] [2022-02-09 02:18:17,280 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1611806976] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:18:17,280 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:18:17,280 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:18:17,280 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136921313] [2022-02-09 02:18:17,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:18:17,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:18:17,281 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:18:17,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:18:17,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:18:17,282 INFO L87 Difference]: Start difference. First operand 12522 states and 24894 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:19,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:18:19,271 INFO L93 Difference]: Finished difference Result 20479 states and 40726 transitions. [2022-02-09 02:18:19,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-09 02:18:19,272 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:18:19,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:18:19,310 INFO L225 Difference]: With dead ends: 20479 [2022-02-09 02:18:19,310 INFO L226 Difference]: Without dead ends: 20479 [2022-02-09 02:18:19,310 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=230, Invalid=960, Unknown=0, NotChecked=0, Total=1190 [2022-02-09 02:18:19,310 INFO L933 BasicCegarLoop]: 791 mSDtfsCounter, 1146 mSDsluCounter, 5279 mSDsCounter, 0 mSdLazyCounter, 3256 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1146 SdHoareTripleChecker+Valid, 6069 SdHoareTripleChecker+Invalid, 3347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 3256 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-09 02:18:19,311 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1146 Valid, 6069 Invalid, 3347 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 3256 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-09 02:18:19,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20479 states. [2022-02-09 02:18:19,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20479 to 12524. [2022-02-09 02:18:19,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12524 states, 12445 states have (on average 2.0006428284451587) internal successors, (24898), 12523 states have internal predecessors, (24898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:19,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12524 states to 12524 states and 24898 transitions. [2022-02-09 02:18:19,566 INFO L78 Accepts]: Start accepts. Automaton has 12524 states and 24898 transitions. Word has length 104 [2022-02-09 02:18:19,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:18:19,566 INFO L470 AbstractCegarLoop]: Abstraction has 12524 states and 24898 transitions. [2022-02-09 02:18:19,566 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:19,566 INFO L276 IsEmpty]: Start isEmpty. Operand 12524 states and 24898 transitions. [2022-02-09 02:18:19,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:18:19,567 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:18:19,568 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:18:19,568 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-02-09 02:18:19,568 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:18:19,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:18:19,568 INFO L85 PathProgramCache]: Analyzing trace with hash 828336165, now seen corresponding path program 55 times [2022-02-09 02:18:19,568 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:18:19,568 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836231917] [2022-02-09 02:18:19,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:18:19,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:18:19,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:18:19,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:18:19,728 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:18:19,728 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836231917] [2022-02-09 02:18:19,728 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836231917] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:18:19,728 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:18:19,728 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:18:19,728 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574889324] [2022-02-09 02:18:19,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:18:19,729 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:18:19,729 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:18:19,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:18:19,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:18:19,729 INFO L87 Difference]: Start difference. First operand 12524 states and 24898 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:22,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:18:22,502 INFO L93 Difference]: Finished difference Result 20570 states and 40908 transitions. [2022-02-09 02:18:22,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-09 02:18:22,503 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:18:22,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:18:22,546 INFO L225 Difference]: With dead ends: 20570 [2022-02-09 02:18:22,546 INFO L226 Difference]: Without dead ends: 20570 [2022-02-09 02:18:22,546 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=228, Invalid=962, Unknown=0, NotChecked=0, Total=1190 [2022-02-09 02:18:22,546 INFO L933 BasicCegarLoop]: 804 mSDtfsCounter, 1100 mSDsluCounter, 6689 mSDsCounter, 0 mSdLazyCounter, 4994 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1100 SdHoareTripleChecker+Valid, 7492 SdHoareTripleChecker+Invalid, 5068 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 4994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-09 02:18:22,547 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1100 Valid, 7492 Invalid, 5068 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 4994 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-09 02:18:22,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20570 states. [2022-02-09 02:18:22,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20570 to 12522. [2022-02-09 02:18:22,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12522 states, 12443 states have (on average 2.000642931768866) internal successors, (24894), 12521 states have internal predecessors, (24894), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:22,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12522 states to 12522 states and 24894 transitions. [2022-02-09 02:18:22,797 INFO L78 Accepts]: Start accepts. Automaton has 12522 states and 24894 transitions. Word has length 104 [2022-02-09 02:18:22,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:18:22,797 INFO L470 AbstractCegarLoop]: Abstraction has 12522 states and 24894 transitions. [2022-02-09 02:18:22,797 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:22,797 INFO L276 IsEmpty]: Start isEmpty. Operand 12522 states and 24894 transitions. [2022-02-09 02:18:22,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:18:22,799 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:18:22,799 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:18:22,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-02-09 02:18:22,799 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:18:22,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:18:22,799 INFO L85 PathProgramCache]: Analyzing trace with hash -92239801, now seen corresponding path program 56 times [2022-02-09 02:18:22,799 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:18:22,799 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381275005] [2022-02-09 02:18:22,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:18:22,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:18:22,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:18:22,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:18:22,954 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:18:22,954 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381275005] [2022-02-09 02:18:22,954 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381275005] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:18:22,954 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:18:22,954 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:18:22,954 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014118817] [2022-02-09 02:18:22,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:18:22,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:18:22,954 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:18:22,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:18:22,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:18:22,955 INFO L87 Difference]: Start difference. First operand 12522 states and 24894 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:24,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:18:24,772 INFO L93 Difference]: Finished difference Result 20705 states and 41174 transitions. [2022-02-09 02:18:24,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-09 02:18:24,772 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:18:24,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:18:24,808 INFO L225 Difference]: With dead ends: 20705 [2022-02-09 02:18:24,808 INFO L226 Difference]: Without dead ends: 20705 [2022-02-09 02:18:24,808 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=228, Invalid=962, Unknown=0, NotChecked=0, Total=1190 [2022-02-09 02:18:24,810 INFO L933 BasicCegarLoop]: 813 mSDtfsCounter, 1137 mSDsluCounter, 5390 mSDsCounter, 0 mSdLazyCounter, 3451 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1137 SdHoareTripleChecker+Valid, 6202 SdHoareTripleChecker+Invalid, 3540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 3451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-09 02:18:24,810 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1137 Valid, 6202 Invalid, 3540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 3451 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-09 02:18:24,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20705 states. [2022-02-09 02:18:25,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20705 to 12512. [2022-02-09 02:18:25,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12512 states, 12433 states have (on average 2.000643448886029) internal successors, (24874), 12511 states have internal predecessors, (24874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:25,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12512 states to 12512 states and 24874 transitions. [2022-02-09 02:18:25,061 INFO L78 Accepts]: Start accepts. Automaton has 12512 states and 24874 transitions. Word has length 104 [2022-02-09 02:18:25,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:18:25,061 INFO L470 AbstractCegarLoop]: Abstraction has 12512 states and 24874 transitions. [2022-02-09 02:18:25,062 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:25,062 INFO L276 IsEmpty]: Start isEmpty. Operand 12512 states and 24874 transitions. [2022-02-09 02:18:25,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:18:25,063 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:18:25,063 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:18:25,063 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-02-09 02:18:25,063 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:18:25,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:18:25,063 INFO L85 PathProgramCache]: Analyzing trace with hash -585618429, now seen corresponding path program 57 times [2022-02-09 02:18:25,063 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:18:25,063 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040269283] [2022-02-09 02:18:25,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:18:25,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:18:25,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:18:25,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:18:25,215 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:18:25,216 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040269283] [2022-02-09 02:18:25,216 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040269283] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:18:25,216 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:18:25,216 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:18:25,216 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195437242] [2022-02-09 02:18:25,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:18:25,216 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:18:25,216 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:18:25,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:18:25,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:18:25,217 INFO L87 Difference]: Start difference. First operand 12512 states and 24874 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:27,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:18:27,495 INFO L93 Difference]: Finished difference Result 20463 states and 40694 transitions. [2022-02-09 02:18:27,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-09 02:18:27,496 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:18:27,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:18:27,540 INFO L225 Difference]: With dead ends: 20463 [2022-02-09 02:18:27,540 INFO L226 Difference]: Without dead ends: 20463 [2022-02-09 02:18:27,541 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=251, Invalid=1009, Unknown=0, NotChecked=0, Total=1260 [2022-02-09 02:18:27,541 INFO L933 BasicCegarLoop]: 819 mSDtfsCounter, 1133 mSDsluCounter, 5971 mSDsCounter, 0 mSdLazyCounter, 4110 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1133 SdHoareTripleChecker+Valid, 6789 SdHoareTripleChecker+Invalid, 4184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 4110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-09 02:18:27,541 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1133 Valid, 6789 Invalid, 4184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 4110 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-09 02:18:27,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20463 states. [2022-02-09 02:18:27,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20463 to 12512. [2022-02-09 02:18:27,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12512 states, 12433 states have (on average 2.000643448886029) internal successors, (24874), 12511 states have internal predecessors, (24874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:27,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12512 states to 12512 states and 24874 transitions. [2022-02-09 02:18:27,836 INFO L78 Accepts]: Start accepts. Automaton has 12512 states and 24874 transitions. Word has length 104 [2022-02-09 02:18:27,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:18:27,836 INFO L470 AbstractCegarLoop]: Abstraction has 12512 states and 24874 transitions. [2022-02-09 02:18:27,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:27,836 INFO L276 IsEmpty]: Start isEmpty. Operand 12512 states and 24874 transitions. [2022-02-09 02:18:27,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:18:27,837 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:18:27,838 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:18:27,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-02-09 02:18:27,838 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:18:27,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:18:27,838 INFO L85 PathProgramCache]: Analyzing trace with hash -500789757, now seen corresponding path program 58 times [2022-02-09 02:18:27,838 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:18:27,838 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647570072] [2022-02-09 02:18:27,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:18:27,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:18:27,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:18:28,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:18:28,004 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:18:28,004 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647570072] [2022-02-09 02:18:28,004 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647570072] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:18:28,004 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:18:28,004 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:18:28,004 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291157427] [2022-02-09 02:18:28,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:18:28,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:18:28,004 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:18:28,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:18:28,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:18:28,005 INFO L87 Difference]: Start difference. First operand 12512 states and 24874 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:30,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:18:30,277 INFO L93 Difference]: Finished difference Result 20605 states and 40974 transitions. [2022-02-09 02:18:30,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-09 02:18:30,277 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:18:30,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:18:30,322 INFO L225 Difference]: With dead ends: 20605 [2022-02-09 02:18:30,322 INFO L226 Difference]: Without dead ends: 20605 [2022-02-09 02:18:30,323 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 218 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=250, Invalid=1010, Unknown=0, NotChecked=0, Total=1260 [2022-02-09 02:18:30,323 INFO L933 BasicCegarLoop]: 832 mSDtfsCounter, 1166 mSDsluCounter, 5725 mSDsCounter, 0 mSdLazyCounter, 4027 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1166 SdHoareTripleChecker+Valid, 6556 SdHoareTripleChecker+Invalid, 4111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 4027 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-09 02:18:30,323 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1166 Valid, 6556 Invalid, 4111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 4027 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-09 02:18:30,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20605 states. [2022-02-09 02:18:30,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20605 to 12502. [2022-02-09 02:18:30,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12502 states, 12423 states have (on average 2.000643966835708) internal successors, (24854), 12501 states have internal predecessors, (24854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:30,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12502 states to 12502 states and 24854 transitions. [2022-02-09 02:18:30,625 INFO L78 Accepts]: Start accepts. Automaton has 12502 states and 24854 transitions. Word has length 104 [2022-02-09 02:18:30,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:18:30,625 INFO L470 AbstractCegarLoop]: Abstraction has 12502 states and 24854 transitions. [2022-02-09 02:18:30,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:30,626 INFO L276 IsEmpty]: Start isEmpty. Operand 12502 states and 24854 transitions. [2022-02-09 02:18:30,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:18:30,627 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:18:30,627 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:18:30,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-02-09 02:18:30,627 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:18:30,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:18:30,628 INFO L85 PathProgramCache]: Analyzing trace with hash 1450055333, now seen corresponding path program 59 times [2022-02-09 02:18:30,628 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:18:30,628 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266647348] [2022-02-09 02:18:30,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:18:30,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:18:30,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:18:30,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:18:30,803 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:18:30,803 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266647348] [2022-02-09 02:18:30,803 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [266647348] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:18:30,803 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:18:30,803 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:18:30,803 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134081342] [2022-02-09 02:18:30,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:18:30,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:18:30,804 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:18:30,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:18:30,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:18:30,804 INFO L87 Difference]: Start difference. First operand 12502 states and 24854 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:33,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:18:33,322 INFO L93 Difference]: Finished difference Result 20424 states and 40612 transitions. [2022-02-09 02:18:33,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-09 02:18:33,323 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:18:33,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:18:33,364 INFO L225 Difference]: With dead ends: 20424 [2022-02-09 02:18:33,364 INFO L226 Difference]: Without dead ends: 20424 [2022-02-09 02:18:33,364 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 228 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=277, Invalid=1055, Unknown=0, NotChecked=0, Total=1332 [2022-02-09 02:18:33,365 INFO L933 BasicCegarLoop]: 848 mSDtfsCounter, 1211 mSDsluCounter, 6080 mSDsCounter, 0 mSdLazyCounter, 4282 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1211 SdHoareTripleChecker+Valid, 6927 SdHoareTripleChecker+Invalid, 4364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 4282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:18:33,365 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1211 Valid, 6927 Invalid, 4364 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 4282 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-09 02:18:33,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20424 states. [2022-02-09 02:18:33,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20424 to 12458. [2022-02-09 02:18:33,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12458 states, 12379 states have (on average 2.0003231278778575) internal successors, (24762), 12457 states have internal predecessors, (24762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:33,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12458 states to 12458 states and 24762 transitions. [2022-02-09 02:18:33,718 INFO L78 Accepts]: Start accepts. Automaton has 12458 states and 24762 transitions. Word has length 104 [2022-02-09 02:18:33,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:18:33,718 INFO L470 AbstractCegarLoop]: Abstraction has 12458 states and 24762 transitions. [2022-02-09 02:18:33,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:33,719 INFO L276 IsEmpty]: Start isEmpty. Operand 12458 states and 24762 transitions. [2022-02-09 02:18:33,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:18:33,720 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:18:33,720 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:18:33,720 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-02-09 02:18:33,720 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:18:33,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:18:33,720 INFO L85 PathProgramCache]: Analyzing trace with hash 1004076095, now seen corresponding path program 60 times [2022-02-09 02:18:33,721 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:18:33,721 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574904395] [2022-02-09 02:18:33,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:18:33,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:18:33,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:18:33,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:18:33,880 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:18:33,880 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574904395] [2022-02-09 02:18:33,880 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574904395] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:18:33,880 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:18:33,880 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:18:33,881 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129421773] [2022-02-09 02:18:33,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:18:33,881 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:18:33,881 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:18:33,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:18:33,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:18:33,881 INFO L87 Difference]: Start difference. First operand 12458 states and 24762 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:37,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:18:37,271 INFO L93 Difference]: Finished difference Result 39800 states and 79132 transitions. [2022-02-09 02:18:37,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-09 02:18:37,272 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:18:37,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:18:37,350 INFO L225 Difference]: With dead ends: 39800 [2022-02-09 02:18:37,350 INFO L226 Difference]: Without dead ends: 39800 [2022-02-09 02:18:37,350 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=282, Invalid=1278, Unknown=0, NotChecked=0, Total=1560 [2022-02-09 02:18:37,350 INFO L933 BasicCegarLoop]: 1130 mSDtfsCounter, 1608 mSDsluCounter, 9192 mSDsCounter, 0 mSdLazyCounter, 6206 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1608 SdHoareTripleChecker+Valid, 10321 SdHoareTripleChecker+Invalid, 6246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 6206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:18:37,351 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1608 Valid, 10321 Invalid, 6246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 6206 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-02-09 02:18:37,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39800 states. [2022-02-09 02:18:37,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39800 to 12478. [2022-02-09 02:18:37,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12478 states, 12399 states have (on average 2.0004032583272844) internal successors, (24803), 12477 states have internal predecessors, (24803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:37,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12478 states to 12478 states and 24803 transitions. [2022-02-09 02:18:37,726 INFO L78 Accepts]: Start accepts. Automaton has 12478 states and 24803 transitions. Word has length 104 [2022-02-09 02:18:37,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:18:37,726 INFO L470 AbstractCegarLoop]: Abstraction has 12478 states and 24803 transitions. [2022-02-09 02:18:37,726 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:37,726 INFO L276 IsEmpty]: Start isEmpty. Operand 12478 states and 24803 transitions. [2022-02-09 02:18:37,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:18:37,727 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:18:37,727 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:18:37,727 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-02-09 02:18:37,727 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:18:37,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:18:37,728 INFO L85 PathProgramCache]: Analyzing trace with hash 1088904767, now seen corresponding path program 61 times [2022-02-09 02:18:37,728 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:18:37,728 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418586881] [2022-02-09 02:18:37,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:18:37,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:18:37,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:18:37,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:18:37,881 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:18:37,882 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418586881] [2022-02-09 02:18:37,882 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418586881] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:18:37,882 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:18:37,882 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:18:37,882 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342406676] [2022-02-09 02:18:37,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:18:37,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:18:37,882 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:18:37,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:18:37,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:18:37,883 INFO L87 Difference]: Start difference. First operand 12478 states and 24803 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:41,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:18:41,027 INFO L93 Difference]: Finished difference Result 39901 states and 79334 transitions. [2022-02-09 02:18:41,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-09 02:18:41,027 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:18:41,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:18:41,114 INFO L225 Difference]: With dead ends: 39901 [2022-02-09 02:18:41,115 INFO L226 Difference]: Without dead ends: 39901 [2022-02-09 02:18:41,115 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 319 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=263, Invalid=1219, Unknown=0, NotChecked=0, Total=1482 [2022-02-09 02:18:41,115 INFO L933 BasicCegarLoop]: 1177 mSDtfsCounter, 1499 mSDsluCounter, 8266 mSDsCounter, 0 mSdLazyCounter, 5478 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1499 SdHoareTripleChecker+Valid, 9442 SdHoareTripleChecker+Invalid, 5545 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 5478 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-02-09 02:18:41,115 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1499 Valid, 9442 Invalid, 5545 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 5478 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-02-09 02:18:41,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39901 states. [2022-02-09 02:18:41,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39901 to 12490. [2022-02-09 02:18:41,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12490 states, 12411 states have (on average 2.0004834421078077) internal successors, (24828), 12489 states have internal predecessors, (24828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:41,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12490 states to 12490 states and 24828 transitions. [2022-02-09 02:18:41,449 INFO L78 Accepts]: Start accepts. Automaton has 12490 states and 24828 transitions. Word has length 104 [2022-02-09 02:18:41,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:18:41,449 INFO L470 AbstractCegarLoop]: Abstraction has 12490 states and 24828 transitions. [2022-02-09 02:18:41,449 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:41,449 INFO L276 IsEmpty]: Start isEmpty. Operand 12490 states and 24828 transitions. [2022-02-09 02:18:41,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:18:41,450 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:18:41,450 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:18:41,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-02-09 02:18:41,450 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:18:41,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:18:41,451 INFO L85 PathProgramCache]: Analyzing trace with hash 168328801, now seen corresponding path program 62 times [2022-02-09 02:18:41,451 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:18:41,451 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115751010] [2022-02-09 02:18:41,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:18:41,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:18:41,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:18:41,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:18:41,605 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:18:41,605 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115751010] [2022-02-09 02:18:41,605 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115751010] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:18:41,605 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:18:41,605 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:18:41,606 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266393008] [2022-02-09 02:18:41,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:18:41,606 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:18:41,606 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:18:41,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:18:41,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:18:41,606 INFO L87 Difference]: Start difference. First operand 12490 states and 24828 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:44,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:18:44,241 INFO L93 Difference]: Finished difference Result 39975 states and 79482 transitions. [2022-02-09 02:18:44,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 02:18:44,242 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:18:44,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:18:44,328 INFO L225 Difference]: With dead ends: 39975 [2022-02-09 02:18:44,329 INFO L226 Difference]: Without dead ends: 39975 [2022-02-09 02:18:44,329 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 296 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=247, Invalid=1159, Unknown=0, NotChecked=0, Total=1406 [2022-02-09 02:18:44,329 INFO L933 BasicCegarLoop]: 1142 mSDtfsCounter, 1450 mSDsluCounter, 7862 mSDsCounter, 0 mSdLazyCounter, 4859 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1450 SdHoareTripleChecker+Valid, 9003 SdHoareTripleChecker+Invalid, 4919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 4859 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:18:44,329 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1450 Valid, 9003 Invalid, 4919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 4859 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-09 02:18:44,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39975 states. [2022-02-09 02:18:44,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39975 to 12502. [2022-02-09 02:18:44,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12502 states, 12423 states have (on average 2.0005634709812443) internal successors, (24853), 12501 states have internal predecessors, (24853), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:44,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12502 states to 12502 states and 24853 transitions. [2022-02-09 02:18:44,687 INFO L78 Accepts]: Start accepts. Automaton has 12502 states and 24853 transitions. Word has length 104 [2022-02-09 02:18:44,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:18:44,687 INFO L470 AbstractCegarLoop]: Abstraction has 12502 states and 24853 transitions. [2022-02-09 02:18:44,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:44,688 INFO L276 IsEmpty]: Start isEmpty. Operand 12502 states and 24853 transitions. [2022-02-09 02:18:44,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:18:44,689 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:18:44,689 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:18:44,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-02-09 02:18:44,689 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:18:44,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:18:44,689 INFO L85 PathProgramCache]: Analyzing trace with hash -988781411, now seen corresponding path program 63 times [2022-02-09 02:18:44,689 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:18:44,690 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224016257] [2022-02-09 02:18:44,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:18:44,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:18:44,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:18:44,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:18:44,840 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:18:44,840 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224016257] [2022-02-09 02:18:44,840 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224016257] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:18:44,840 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:18:44,840 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:18:44,840 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218841654] [2022-02-09 02:18:44,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:18:44,841 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:18:44,841 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:18:44,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:18:44,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:18:44,841 INFO L87 Difference]: Start difference. First operand 12502 states and 24853 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:47,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:18:47,915 INFO L93 Difference]: Finished difference Result 49647 states and 98712 transitions. [2022-02-09 02:18:47,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-09 02:18:47,915 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:18:47,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:18:48,043 INFO L225 Difference]: With dead ends: 49647 [2022-02-09 02:18:48,043 INFO L226 Difference]: Without dead ends: 49647 [2022-02-09 02:18:48,043 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 395 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=302, Invalid=1420, Unknown=0, NotChecked=0, Total=1722 [2022-02-09 02:18:48,044 INFO L933 BasicCegarLoop]: 1163 mSDtfsCounter, 1989 mSDsluCounter, 8628 mSDsCounter, 0 mSdLazyCounter, 5131 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1989 SdHoareTripleChecker+Valid, 9790 SdHoareTripleChecker+Invalid, 5179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 5131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-09 02:18:48,044 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1989 Valid, 9790 Invalid, 5179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 5131 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-09 02:18:48,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49647 states. [2022-02-09 02:18:48,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49647 to 12538. [2022-02-09 02:18:48,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12538 states, 12459 states have (on average 2.0006421061080344) internal successors, (24926), 12537 states have internal predecessors, (24926), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:48,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12538 states to 12538 states and 24926 transitions. [2022-02-09 02:18:48,538 INFO L78 Accepts]: Start accepts. Automaton has 12538 states and 24926 transitions. Word has length 104 [2022-02-09 02:18:48,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:18:48,538 INFO L470 AbstractCegarLoop]: Abstraction has 12538 states and 24926 transitions. [2022-02-09 02:18:48,538 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:48,539 INFO L276 IsEmpty]: Start isEmpty. Operand 12538 states and 24926 transitions. [2022-02-09 02:18:48,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:18:48,540 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:18:48,540 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:18:48,540 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-02-09 02:18:48,540 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:18:48,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:18:48,540 INFO L85 PathProgramCache]: Analyzing trace with hash -346500597, now seen corresponding path program 69 times [2022-02-09 02:18:48,541 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:18:48,541 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099345135] [2022-02-09 02:18:48,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:18:48,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:18:48,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:18:48,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:18:48,674 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:18:48,675 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099345135] [2022-02-09 02:18:48,675 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099345135] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:18:48,675 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:18:48,675 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:18:48,675 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573795535] [2022-02-09 02:18:48,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:18:48,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:18:48,675 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:18:48,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:18:48,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:18:48,676 INFO L87 Difference]: Start difference. First operand 12538 states and 24926 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:53,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:18:53,915 INFO L93 Difference]: Finished difference Result 50000 states and 99393 transitions. [2022-02-09 02:18:53,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-02-09 02:18:53,915 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:18:53,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:18:54,007 INFO L225 Difference]: With dead ends: 50000 [2022-02-09 02:18:54,008 INFO L226 Difference]: Without dead ends: 50000 [2022-02-09 02:18:54,008 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 698 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=531, Invalid=2439, Unknown=0, NotChecked=0, Total=2970 [2022-02-09 02:18:54,008 INFO L933 BasicCegarLoop]: 1539 mSDtfsCounter, 1942 mSDsluCounter, 11736 mSDsCounter, 0 mSdLazyCounter, 10101 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1942 SdHoareTripleChecker+Valid, 13272 SdHoareTripleChecker+Invalid, 10172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 10101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:18:54,008 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1942 Valid, 13272 Invalid, 10172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 10101 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-02-09 02:18:54,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50000 states. [2022-02-09 02:18:54,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50000 to 12428. [2022-02-09 02:18:54,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12428 states, 12349 states have (on average 2.000323912867439) internal successors, (24702), 12427 states have internal predecessors, (24702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:54,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12428 states to 12428 states and 24702 transitions. [2022-02-09 02:18:54,431 INFO L78 Accepts]: Start accepts. Automaton has 12428 states and 24702 transitions. Word has length 104 [2022-02-09 02:18:54,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:18:54,431 INFO L470 AbstractCegarLoop]: Abstraction has 12428 states and 24702 transitions. [2022-02-09 02:18:54,431 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:54,432 INFO L276 IsEmpty]: Start isEmpty. Operand 12428 states and 24702 transitions. [2022-02-09 02:18:54,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:18:54,433 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:18:54,433 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:18:54,433 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-02-09 02:18:54,433 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:18:54,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:18:54,433 INFO L85 PathProgramCache]: Analyzing trace with hash -837225059, now seen corresponding path program 64 times [2022-02-09 02:18:54,433 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:18:54,433 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878449268] [2022-02-09 02:18:54,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:18:54,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:18:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:18:54,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:18:54,597 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:18:54,597 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878449268] [2022-02-09 02:18:54,597 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1878449268] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:18:54,597 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:18:54,597 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:18:54,598 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448078473] [2022-02-09 02:18:54,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:18:54,598 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:18:54,598 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:18:54,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:18:54,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:18:54,598 INFO L87 Difference]: Start difference. First operand 12428 states and 24702 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:57,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:18:57,405 INFO L93 Difference]: Finished difference Result 39479 states and 78492 transitions. [2022-02-09 02:18:57,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-09 02:18:57,405 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:18:57,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:18:57,478 INFO L225 Difference]: With dead ends: 39479 [2022-02-09 02:18:57,478 INFO L226 Difference]: Without dead ends: 39479 [2022-02-09 02:18:57,479 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 359 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=293, Invalid=1347, Unknown=0, NotChecked=0, Total=1640 [2022-02-09 02:18:57,479 INFO L933 BasicCegarLoop]: 1164 mSDtfsCounter, 1877 mSDsluCounter, 8643 mSDsCounter, 0 mSdLazyCounter, 5294 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1877 SdHoareTripleChecker+Valid, 9806 SdHoareTripleChecker+Invalid, 5351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 5294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-09 02:18:57,479 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1877 Valid, 9806 Invalid, 5351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 5294 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-09 02:18:57,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39479 states. [2022-02-09 02:18:57,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39479 to 12484. [2022-02-09 02:18:57,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12484 states, 12405 states have (on average 2.0006449012494962) internal successors, (24818), 12483 states have internal predecessors, (24818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:57,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12484 states to 12484 states and 24818 transitions. [2022-02-09 02:18:57,877 INFO L78 Accepts]: Start accepts. Automaton has 12484 states and 24818 transitions. Word has length 104 [2022-02-09 02:18:57,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:18:57,877 INFO L470 AbstractCegarLoop]: Abstraction has 12484 states and 24818 transitions. [2022-02-09 02:18:57,877 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:18:57,877 INFO L276 IsEmpty]: Start isEmpty. Operand 12484 states and 24818 transitions. [2022-02-09 02:18:57,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:18:57,878 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:18:57,878 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:18:57,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-02-09 02:18:57,878 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:18:57,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:18:57,879 INFO L85 PathProgramCache]: Analyzing trace with hash -194944245, now seen corresponding path program 70 times [2022-02-09 02:18:57,879 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:18:57,879 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457120684] [2022-02-09 02:18:57,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:18:57,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:18:57,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:18:58,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:18:58,006 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:18:58,006 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457120684] [2022-02-09 02:18:58,006 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457120684] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:18:58,006 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:18:58,006 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:18:58,006 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246597832] [2022-02-09 02:18:58,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:18:58,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:18:58,006 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:18:58,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:18:58,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:18:58,007 INFO L87 Difference]: Start difference. First operand 12484 states and 24818 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:02,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:19:02,377 INFO L93 Difference]: Finished difference Result 39911 states and 79336 transitions. [2022-02-09 02:19:02,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-02-09 02:19:02,377 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:19:02,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:19:02,482 INFO L225 Difference]: With dead ends: 39911 [2022-02-09 02:19:02,483 INFO L226 Difference]: Without dead ends: 39911 [2022-02-09 02:19:02,483 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 584 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=447, Invalid=2103, Unknown=0, NotChecked=0, Total=2550 [2022-02-09 02:19:02,483 INFO L933 BasicCegarLoop]: 1545 mSDtfsCounter, 1760 mSDsluCounter, 10165 mSDsCounter, 0 mSdLazyCounter, 8171 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1760 SdHoareTripleChecker+Valid, 11707 SdHoareTripleChecker+Invalid, 8252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 8171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-02-09 02:19:02,484 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1760 Valid, 11707 Invalid, 8252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 8171 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-02-09 02:19:02,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39911 states. [2022-02-09 02:19:02,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39911 to 12338. [2022-02-09 02:19:02,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12338 states, 12259 states have (on average 2.000326290888327) internal successors, (24522), 12337 states have internal predecessors, (24522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:02,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12338 states to 12338 states and 24522 transitions. [2022-02-09 02:19:02,892 INFO L78 Accepts]: Start accepts. Automaton has 12338 states and 24522 transitions. Word has length 104 [2022-02-09 02:19:02,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:19:02,892 INFO L470 AbstractCegarLoop]: Abstraction has 12338 states and 24522 transitions. [2022-02-09 02:19:02,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:02,892 INFO L276 IsEmpty]: Start isEmpty. Operand 12338 states and 24522 transitions. [2022-02-09 02:19:02,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:19:02,894 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:19:02,894 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:19:02,894 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-02-09 02:19:02,894 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:19:02,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:19:02,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1282423167, now seen corresponding path program 71 times [2022-02-09 02:19:02,894 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:19:02,894 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113010580] [2022-02-09 02:19:02,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:19:02,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:19:02,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:19:03,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:19:03,075 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:19:03,075 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113010580] [2022-02-09 02:19:03,075 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113010580] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:19:03,075 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:19:03,075 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:19:03,075 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245161761] [2022-02-09 02:19:03,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:19:03,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:19:03,076 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:19:03,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:19:03,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:19:03,076 INFO L87 Difference]: Start difference. First operand 12338 states and 24522 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:05,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:19:05,361 INFO L93 Difference]: Finished difference Result 23421 states and 46557 transitions. [2022-02-09 02:19:05,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-09 02:19:05,361 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:19:05,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:19:05,405 INFO L225 Difference]: With dead ends: 23421 [2022-02-09 02:19:05,405 INFO L226 Difference]: Without dead ends: 23421 [2022-02-09 02:19:05,405 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=173, Invalid=639, Unknown=0, NotChecked=0, Total=812 [2022-02-09 02:19:05,406 INFO L933 BasicCegarLoop]: 780 mSDtfsCounter, 1372 mSDsluCounter, 5881 mSDsCounter, 0 mSdLazyCounter, 4339 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1372 SdHoareTripleChecker+Valid, 6659 SdHoareTripleChecker+Invalid, 4412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 4339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:19:05,406 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1372 Valid, 6659 Invalid, 4412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 4339 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-09 02:19:05,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23421 states. [2022-02-09 02:19:05,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23421 to 12610. [2022-02-09 02:19:05,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12610 states, 12531 states have (on average 2.000638416726518) internal successors, (25070), 12609 states have internal predecessors, (25070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:05,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12610 states to 12610 states and 25070 transitions. [2022-02-09 02:19:05,760 INFO L78 Accepts]: Start accepts. Automaton has 12610 states and 25070 transitions. Word has length 104 [2022-02-09 02:19:05,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:19:05,760 INFO L470 AbstractCegarLoop]: Abstraction has 12610 states and 25070 transitions. [2022-02-09 02:19:05,760 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:05,760 INFO L276 IsEmpty]: Start isEmpty. Operand 12610 states and 25070 transitions. [2022-02-09 02:19:05,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:19:05,762 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:19:05,762 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:19:05,762 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-02-09 02:19:05,762 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:19:05,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:19:05,763 INFO L85 PathProgramCache]: Analyzing trace with hash -250178501, now seen corresponding path program 72 times [2022-02-09 02:19:05,763 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:19:05,763 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573547120] [2022-02-09 02:19:05,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:19:05,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:19:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:19:05,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:19:05,928 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:19:05,928 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573547120] [2022-02-09 02:19:05,928 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573547120] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:19:05,928 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:19:05,928 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:19:05,929 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511567798] [2022-02-09 02:19:05,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:19:05,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:19:05,929 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:19:05,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:19:05,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:19:05,930 INFO L87 Difference]: Start difference. First operand 12610 states and 25070 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:08,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:19:08,321 INFO L93 Difference]: Finished difference Result 23415 states and 46549 transitions. [2022-02-09 02:19:08,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 02:19:08,321 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:19:08,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:19:08,362 INFO L225 Difference]: With dead ends: 23415 [2022-02-09 02:19:08,362 INFO L226 Difference]: Without dead ends: 23415 [2022-02-09 02:19:08,362 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=201, Invalid=729, Unknown=0, NotChecked=0, Total=930 [2022-02-09 02:19:08,362 INFO L933 BasicCegarLoop]: 777 mSDtfsCounter, 1399 mSDsluCounter, 6184 mSDsCounter, 0 mSdLazyCounter, 4805 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1399 SdHoareTripleChecker+Valid, 6959 SdHoareTripleChecker+Invalid, 4886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 4805 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:19:08,362 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1399 Valid, 6959 Invalid, 4886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 4805 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-09 02:19:08,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23415 states. [2022-02-09 02:19:08,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23415 to 12624. [2022-02-09 02:19:08,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12624 states, 12545 states have (on average 2.0007174172977282) internal successors, (25099), 12623 states have internal predecessors, (25099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:08,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12624 states to 12624 states and 25099 transitions. [2022-02-09 02:19:08,669 INFO L78 Accepts]: Start accepts. Automaton has 12624 states and 25099 transitions. Word has length 104 [2022-02-09 02:19:08,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:19:08,669 INFO L470 AbstractCegarLoop]: Abstraction has 12624 states and 25099 transitions. [2022-02-09 02:19:08,670 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:08,670 INFO L276 IsEmpty]: Start isEmpty. Operand 12624 states and 25099 transitions. [2022-02-09 02:19:08,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:19:08,671 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:19:08,671 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:19:08,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-02-09 02:19:08,671 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:19:08,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:19:08,672 INFO L85 PathProgramCache]: Analyzing trace with hash 940548737, now seen corresponding path program 73 times [2022-02-09 02:19:08,672 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:19:08,672 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108736934] [2022-02-09 02:19:08,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:19:08,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:19:08,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:19:08,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:19:08,835 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:19:08,835 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108736934] [2022-02-09 02:19:08,835 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108736934] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:19:08,835 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:19:08,835 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:19:08,835 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982951656] [2022-02-09 02:19:08,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:19:08,836 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:19:08,836 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:19:08,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:19:08,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:19:08,836 INFO L87 Difference]: Start difference. First operand 12624 states and 25099 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:11,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:19:11,056 INFO L93 Difference]: Finished difference Result 23590 states and 46899 transitions. [2022-02-09 02:19:11,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 02:19:11,056 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:19:11,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:19:11,093 INFO L225 Difference]: With dead ends: 23590 [2022-02-09 02:19:11,094 INFO L226 Difference]: Without dead ends: 23590 [2022-02-09 02:19:11,094 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=196, Invalid=734, Unknown=0, NotChecked=0, Total=930 [2022-02-09 02:19:11,094 INFO L933 BasicCegarLoop]: 778 mSDtfsCounter, 1331 mSDsluCounter, 5787 mSDsCounter, 0 mSdLazyCounter, 4366 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1331 SdHoareTripleChecker+Valid, 6563 SdHoareTripleChecker+Invalid, 4471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 4366 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-09 02:19:11,094 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1331 Valid, 6563 Invalid, 4471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 4366 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-09 02:19:11,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23590 states. [2022-02-09 02:19:11,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23590 to 12638. [2022-02-09 02:19:11,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12638 states, 12559 states have (on average 2.000796241738992) internal successors, (25128), 12637 states have internal predecessors, (25128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:11,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12638 states to 12638 states and 25128 transitions. [2022-02-09 02:19:11,406 INFO L78 Accepts]: Start accepts. Automaton has 12638 states and 25128 transitions. Word has length 104 [2022-02-09 02:19:11,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:19:11,407 INFO L470 AbstractCegarLoop]: Abstraction has 12638 states and 25128 transitions. [2022-02-09 02:19:11,407 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:11,407 INFO L276 IsEmpty]: Start isEmpty. Operand 12638 states and 25128 transitions. [2022-02-09 02:19:11,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:19:11,408 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:19:11,408 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:19:11,408 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-02-09 02:19:11,408 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:19:11,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:19:11,409 INFO L85 PathProgramCache]: Analyzing trace with hash -1312570241, now seen corresponding path program 74 times [2022-02-09 02:19:11,409 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:19:11,409 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276329816] [2022-02-09 02:19:11,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:19:11,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:19:11,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:19:11,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:19:11,575 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:19:11,575 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276329816] [2022-02-09 02:19:11,576 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276329816] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:19:11,576 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:19:11,576 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:19:11,576 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948686318] [2022-02-09 02:19:11,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:19:11,576 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:19:11,576 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:19:11,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:19:11,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:19:11,577 INFO L87 Difference]: Start difference. First operand 12638 states and 25128 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:14,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:19:14,174 INFO L93 Difference]: Finished difference Result 23505 states and 46729 transitions. [2022-02-09 02:19:14,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 02:19:14,174 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:19:14,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:19:14,229 INFO L225 Difference]: With dead ends: 23505 [2022-02-09 02:19:14,230 INFO L226 Difference]: Without dead ends: 23505 [2022-02-09 02:19:14,230 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=197, Invalid=733, Unknown=0, NotChecked=0, Total=930 [2022-02-09 02:19:14,230 INFO L933 BasicCegarLoop]: 785 mSDtfsCounter, 1275 mSDsluCounter, 6318 mSDsCounter, 0 mSdLazyCounter, 4930 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1275 SdHoareTripleChecker+Valid, 7101 SdHoareTripleChecker+Invalid, 5018 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 4930 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:19:14,230 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1275 Valid, 7101 Invalid, 5018 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 4930 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-09 02:19:14,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23505 states. [2022-02-09 02:19:14,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23505 to 12638. [2022-02-09 02:19:14,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12638 states, 12559 states have (on average 2.000796241738992) internal successors, (25128), 12637 states have internal predecessors, (25128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:14,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12638 states to 12638 states and 25128 transitions. [2022-02-09 02:19:14,509 INFO L78 Accepts]: Start accepts. Automaton has 12638 states and 25128 transitions. Word has length 104 [2022-02-09 02:19:14,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:19:14,509 INFO L470 AbstractCegarLoop]: Abstraction has 12638 states and 25128 transitions. [2022-02-09 02:19:14,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:14,509 INFO L276 IsEmpty]: Start isEmpty. Operand 12638 states and 25128 transitions. [2022-02-09 02:19:14,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:19:14,511 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:19:14,511 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:19:14,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-02-09 02:19:14,511 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:19:14,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:19:14,511 INFO L85 PathProgramCache]: Analyzing trace with hash -943924297, now seen corresponding path program 75 times [2022-02-09 02:19:14,512 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:19:14,512 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479474729] [2022-02-09 02:19:14,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:19:14,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:19:14,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:19:14,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:19:14,648 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:19:14,648 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479474729] [2022-02-09 02:19:14,649 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479474729] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:19:14,649 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:19:14,649 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:19:14,649 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147814518] [2022-02-09 02:19:14,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:19:14,649 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:19:14,649 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:19:14,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:19:14,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:19:14,650 INFO L87 Difference]: Start difference. First operand 12638 states and 25128 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:16,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:19:16,907 INFO L93 Difference]: Finished difference Result 23750 states and 47215 transitions. [2022-02-09 02:19:16,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-09 02:19:16,907 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:19:16,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:19:16,953 INFO L225 Difference]: With dead ends: 23750 [2022-02-09 02:19:16,953 INFO L226 Difference]: Without dead ends: 23750 [2022-02-09 02:19:16,954 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 174 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=281, Invalid=909, Unknown=0, NotChecked=0, Total=1190 [2022-02-09 02:19:16,954 INFO L933 BasicCegarLoop]: 939 mSDtfsCounter, 1395 mSDsluCounter, 6092 mSDsCounter, 0 mSdLazyCounter, 4568 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1395 SdHoareTripleChecker+Valid, 7029 SdHoareTripleChecker+Invalid, 4682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 4568 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:19:16,954 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1395 Valid, 7029 Invalid, 4682 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 4568 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-09 02:19:16,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23750 states. [2022-02-09 02:19:17,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23750 to 12652. [2022-02-09 02:19:17,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12652 states, 12573 states have (on average 2.00087489063867) internal successors, (25157), 12651 states have internal predecessors, (25157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:17,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12652 states to 12652 states and 25157 transitions. [2022-02-09 02:19:17,284 INFO L78 Accepts]: Start accepts. Automaton has 12652 states and 25157 transitions. Word has length 104 [2022-02-09 02:19:17,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:19:17,284 INFO L470 AbstractCegarLoop]: Abstraction has 12652 states and 25157 transitions. [2022-02-09 02:19:17,284 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:17,284 INFO L276 IsEmpty]: Start isEmpty. Operand 12652 states and 25157 transitions. [2022-02-09 02:19:17,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:19:17,286 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:19:17,286 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:19:17,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-02-09 02:19:17,286 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:19:17,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:19:17,286 INFO L85 PathProgramCache]: Analyzing trace with hash 1263064219, now seen corresponding path program 65 times [2022-02-09 02:19:17,286 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:19:17,286 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728926698] [2022-02-09 02:19:17,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:19:17,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:19:17,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:19:17,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:19:17,438 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:19:17,438 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728926698] [2022-02-09 02:19:17,438 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728926698] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:19:17,438 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:19:17,438 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:19:17,438 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596495822] [2022-02-09 02:19:17,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:19:17,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:19:17,439 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:19:17,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:19:17,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:19:17,439 INFO L87 Difference]: Start difference. First operand 12652 states and 25157 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:19,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:19:19,953 INFO L93 Difference]: Finished difference Result 33430 states and 66467 transitions. [2022-02-09 02:19:19,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-09 02:19:19,954 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:19:19,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:19:20,044 INFO L225 Difference]: With dead ends: 33430 [2022-02-09 02:19:20,044 INFO L226 Difference]: Without dead ends: 33430 [2022-02-09 02:19:20,044 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 392 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=313, Invalid=1409, Unknown=0, NotChecked=0, Total=1722 [2022-02-09 02:19:20,045 INFO L933 BasicCegarLoop]: 977 mSDtfsCounter, 2204 mSDsluCounter, 6958 mSDsCounter, 0 mSdLazyCounter, 4513 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2204 SdHoareTripleChecker+Valid, 7934 SdHoareTripleChecker+Invalid, 4574 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 4513 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:19:20,045 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2204 Valid, 7934 Invalid, 4574 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 4513 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-09 02:19:20,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33430 states. [2022-02-09 02:19:20,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33430 to 12684. [2022-02-09 02:19:20,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12684 states, 12605 states have (on average 2.000952003173344) internal successors, (25222), 12683 states have internal predecessors, (25222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:20,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12684 states to 12684 states and 25222 transitions. [2022-02-09 02:19:20,443 INFO L78 Accepts]: Start accepts. Automaton has 12684 states and 25222 transitions. Word has length 104 [2022-02-09 02:19:20,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:19:20,443 INFO L470 AbstractCegarLoop]: Abstraction has 12684 states and 25222 transitions. [2022-02-09 02:19:20,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:20,443 INFO L276 IsEmpty]: Start isEmpty. Operand 12684 states and 25222 transitions. [2022-02-09 02:19:20,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:19:20,444 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:19:20,445 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:19:20,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-02-09 02:19:20,445 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:19:20,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:19:20,445 INFO L85 PathProgramCache]: Analyzing trace with hash 2116224575, now seen corresponding path program 76 times [2022-02-09 02:19:20,445 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:19:20,445 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805668364] [2022-02-09 02:19:20,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:19:20,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:19:20,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:19:20,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:19:20,574 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:19:20,574 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805668364] [2022-02-09 02:19:20,574 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805668364] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:19:20,574 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:19:20,574 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:19:20,574 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228466180] [2022-02-09 02:19:20,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:19:20,574 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:19:20,574 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:19:20,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:19:20,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:19:20,575 INFO L87 Difference]: Start difference. First operand 12684 states and 25222 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:23,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:19:23,931 INFO L93 Difference]: Finished difference Result 33396 states and 66392 transitions. [2022-02-09 02:19:23,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-09 02:19:23,932 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:19:23,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:19:24,018 INFO L225 Difference]: With dead ends: 33396 [2022-02-09 02:19:24,018 INFO L226 Difference]: Without dead ends: 33396 [2022-02-09 02:19:24,019 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=332, Invalid=1150, Unknown=0, NotChecked=0, Total=1482 [2022-02-09 02:19:24,019 INFO L933 BasicCegarLoop]: 1096 mSDtfsCounter, 2099 mSDsluCounter, 8290 mSDsCounter, 0 mSdLazyCounter, 6354 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2099 SdHoareTripleChecker+Valid, 9382 SdHoareTripleChecker+Invalid, 6482 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 6354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:19:24,019 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2099 Valid, 9382 Invalid, 6482 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 6354 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-02-09 02:19:24,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33396 states. [2022-02-09 02:19:24,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33396 to 12576. [2022-02-09 02:19:24,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12576 states, 12497 states have (on average 2.0006401536368728) internal successors, (25002), 12575 states have internal predecessors, (25002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:24,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12576 states to 12576 states and 25002 transitions. [2022-02-09 02:19:24,366 INFO L78 Accepts]: Start accepts. Automaton has 12576 states and 25002 transitions. Word has length 104 [2022-02-09 02:19:24,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:19:24,366 INFO L470 AbstractCegarLoop]: Abstraction has 12576 states and 25002 transitions. [2022-02-09 02:19:24,366 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:24,366 INFO L276 IsEmpty]: Start isEmpty. Operand 12576 states and 25002 transitions. [2022-02-09 02:19:24,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:19:24,367 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:19:24,367 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:19:24,367 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-02-09 02:19:24,368 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:19:24,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:19:24,368 INFO L85 PathProgramCache]: Analyzing trace with hash 1896669811, now seen corresponding path program 66 times [2022-02-09 02:19:24,368 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:19:24,368 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362337043] [2022-02-09 02:19:24,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:19:24,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:19:24,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:19:24,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:19:24,526 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:19:24,526 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362337043] [2022-02-09 02:19:24,526 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362337043] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:19:24,526 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:19:24,526 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:19:24,526 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828800048] [2022-02-09 02:19:24,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:19:24,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:19:24,527 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:19:24,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:19:24,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:19:24,527 INFO L87 Difference]: Start difference. First operand 12576 states and 25002 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:27,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:19:27,128 INFO L93 Difference]: Finished difference Result 33999 states and 67603 transitions. [2022-02-09 02:19:27,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-09 02:19:27,129 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:19:27,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:19:27,207 INFO L225 Difference]: With dead ends: 33999 [2022-02-09 02:19:27,207 INFO L226 Difference]: Without dead ends: 33999 [2022-02-09 02:19:27,207 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 373 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=303, Invalid=1337, Unknown=0, NotChecked=0, Total=1640 [2022-02-09 02:19:27,208 INFO L933 BasicCegarLoop]: 985 mSDtfsCounter, 1840 mSDsluCounter, 6974 mSDsCounter, 0 mSdLazyCounter, 4501 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1840 SdHoareTripleChecker+Valid, 7958 SdHoareTripleChecker+Invalid, 4556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 4501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:19:27,208 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1840 Valid, 7958 Invalid, 4556 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 4501 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-09 02:19:27,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33999 states. [2022-02-09 02:19:27,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33999 to 12616. [2022-02-09 02:19:27,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12616 states, 12537 states have (on average 2.0007178750897343) internal successors, (25083), 12615 states have internal predecessors, (25083), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:27,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12616 states to 12616 states and 25083 transitions. [2022-02-09 02:19:27,568 INFO L78 Accepts]: Start accepts. Automaton has 12616 states and 25083 transitions. Word has length 104 [2022-02-09 02:19:27,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:19:27,568 INFO L470 AbstractCegarLoop]: Abstraction has 12616 states and 25083 transitions. [2022-02-09 02:19:27,568 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:27,569 INFO L276 IsEmpty]: Start isEmpty. Operand 12616 states and 25083 transitions. [2022-02-09 02:19:27,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:19:27,570 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:19:27,570 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:19:27,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-02-09 02:19:27,570 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:19:27,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:19:27,570 INFO L85 PathProgramCache]: Analyzing trace with hash 1981498483, now seen corresponding path program 67 times [2022-02-09 02:19:27,570 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:19:27,571 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534406645] [2022-02-09 02:19:27,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:19:27,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:19:27,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:19:27,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:19:27,716 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:19:27,717 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534406645] [2022-02-09 02:19:27,717 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534406645] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:19:27,717 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:19:27,717 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:19:27,717 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157116741] [2022-02-09 02:19:27,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:19:27,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:19:27,717 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:19:27,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:19:27,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:19:27,717 INFO L87 Difference]: Start difference. First operand 12616 states and 25083 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:30,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:19:30,503 INFO L93 Difference]: Finished difference Result 34100 states and 67805 transitions. [2022-02-09 02:19:30,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-09 02:19:30,504 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:19:30,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:19:30,578 INFO L225 Difference]: With dead ends: 34100 [2022-02-09 02:19:30,578 INFO L226 Difference]: Without dead ends: 34100 [2022-02-09 02:19:30,579 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 354 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=282, Invalid=1278, Unknown=0, NotChecked=0, Total=1560 [2022-02-09 02:19:30,579 INFO L933 BasicCegarLoop]: 969 mSDtfsCounter, 1742 mSDsluCounter, 7297 mSDsCounter, 0 mSdLazyCounter, 4877 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1742 SdHoareTripleChecker+Valid, 8265 SdHoareTripleChecker+Invalid, 4954 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 4877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-09 02:19:30,579 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1742 Valid, 8265 Invalid, 4954 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 4877 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-09 02:19:30,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34100 states. [2022-02-09 02:19:30,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34100 to 12628. [2022-02-09 02:19:30,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12628 states, 12549 states have (on average 2.000796876245119) internal successors, (25108), 12627 states have internal predecessors, (25108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:30,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12628 states to 12628 states and 25108 transitions. [2022-02-09 02:19:30,918 INFO L78 Accepts]: Start accepts. Automaton has 12628 states and 25108 transitions. Word has length 104 [2022-02-09 02:19:30,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:19:30,919 INFO L470 AbstractCegarLoop]: Abstraction has 12628 states and 25108 transitions. [2022-02-09 02:19:30,919 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:30,919 INFO L276 IsEmpty]: Start isEmpty. Operand 12628 states and 25108 transitions. [2022-02-09 02:19:30,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:19:30,920 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:19:30,920 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:19:30,920 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-02-09 02:19:30,920 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:19:30,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:19:30,921 INFO L85 PathProgramCache]: Analyzing trace with hash 1060922517, now seen corresponding path program 68 times [2022-02-09 02:19:30,921 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:19:30,921 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908652878] [2022-02-09 02:19:30,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:19:30,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:19:30,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:19:31,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:19:31,084 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:19:31,084 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908652878] [2022-02-09 02:19:31,084 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1908652878] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:19:31,084 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:19:31,084 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:19:31,084 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728134308] [2022-02-09 02:19:31,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:19:31,085 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:19:31,085 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:19:31,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:19:31,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:19:31,085 INFO L87 Difference]: Start difference. First operand 12628 states and 25108 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:33,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:19:33,261 INFO L93 Difference]: Finished difference Result 34174 states and 67953 transitions. [2022-02-09 02:19:33,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 02:19:33,261 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:19:33,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:19:33,341 INFO L225 Difference]: With dead ends: 34174 [2022-02-09 02:19:33,342 INFO L226 Difference]: Without dead ends: 34174 [2022-02-09 02:19:33,342 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 331 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=264, Invalid=1218, Unknown=0, NotChecked=0, Total=1482 [2022-02-09 02:19:33,342 INFO L933 BasicCegarLoop]: 934 mSDtfsCounter, 1680 mSDsluCounter, 6107 mSDsCounter, 0 mSdLazyCounter, 3484 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1680 SdHoareTripleChecker+Valid, 7040 SdHoareTripleChecker+Invalid, 3553 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 3484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-09 02:19:33,342 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1680 Valid, 7040 Invalid, 3553 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 3484 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-09 02:19:33,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34174 states. [2022-02-09 02:19:33,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34174 to 12640. [2022-02-09 02:19:33,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12640 states, 12561 states have (on average 2.0008757264549) internal successors, (25133), 12639 states have internal predecessors, (25133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:33,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12640 states to 12640 states and 25133 transitions. [2022-02-09 02:19:33,696 INFO L78 Accepts]: Start accepts. Automaton has 12640 states and 25133 transitions. Word has length 104 [2022-02-09 02:19:33,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:19:33,696 INFO L470 AbstractCegarLoop]: Abstraction has 12640 states and 25133 transitions. [2022-02-09 02:19:33,696 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:33,697 INFO L276 IsEmpty]: Start isEmpty. Operand 12640 states and 25133 transitions. [2022-02-09 02:19:33,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:19:33,698 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:19:33,698 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:19:33,698 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-02-09 02:19:33,698 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:19:33,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:19:33,699 INFO L85 PathProgramCache]: Analyzing trace with hash -96187695, now seen corresponding path program 69 times [2022-02-09 02:19:33,699 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:19:33,699 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868532604] [2022-02-09 02:19:33,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:19:33,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:19:33,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:19:33,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:19:33,860 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:19:33,860 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868532604] [2022-02-09 02:19:33,860 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868532604] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:19:33,860 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:19:33,860 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:19:33,860 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939037716] [2022-02-09 02:19:33,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:19:33,861 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:19:33,861 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:19:33,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:19:33,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:19:33,861 INFO L87 Difference]: Start difference. First operand 12640 states and 25133 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:36,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:19:36,618 INFO L93 Difference]: Finished difference Result 43751 states and 86993 transitions. [2022-02-09 02:19:36,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-09 02:19:36,618 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:19:36,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:19:36,714 INFO L225 Difference]: With dead ends: 43751 [2022-02-09 02:19:36,714 INFO L226 Difference]: Without dead ends: 43751 [2022-02-09 02:19:36,714 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 425 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=327, Invalid=1479, Unknown=0, NotChecked=0, Total=1806 [2022-02-09 02:19:36,714 INFO L933 BasicCegarLoop]: 1086 mSDtfsCounter, 2054 mSDsluCounter, 7664 mSDsCounter, 0 mSdLazyCounter, 4466 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2054 SdHoareTripleChecker+Valid, 8749 SdHoareTripleChecker+Invalid, 4516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 4466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:19:36,715 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2054 Valid, 8749 Invalid, 4516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 4466 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-09 02:19:36,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43751 states. [2022-02-09 02:19:37,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43751 to 12676. [2022-02-09 02:19:37,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12676 states, 12597 states have (on average 2.0009526077637534) internal successors, (25206), 12675 states have internal predecessors, (25206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:37,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12676 states to 12676 states and 25206 transitions. [2022-02-09 02:19:37,144 INFO L78 Accepts]: Start accepts. Automaton has 12676 states and 25206 transitions. Word has length 104 [2022-02-09 02:19:37,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:19:37,144 INFO L470 AbstractCegarLoop]: Abstraction has 12676 states and 25206 transitions. [2022-02-09 02:19:37,144 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:37,144 INFO L276 IsEmpty]: Start isEmpty. Operand 12676 states and 25206 transitions. [2022-02-09 02:19:37,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:19:37,146 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:19:37,146 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:19:37,146 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-02-09 02:19:37,146 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:19:37,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:19:37,159 INFO L85 PathProgramCache]: Analyzing trace with hash 546093119, now seen corresponding path program 77 times [2022-02-09 02:19:37,159 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:19:37,159 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528657985] [2022-02-09 02:19:37,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:19:37,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:19:37,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:19:37,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:19:37,294 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:19:37,294 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528657985] [2022-02-09 02:19:37,294 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1528657985] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:19:37,294 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:19:37,294 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:19:37,295 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143081111] [2022-02-09 02:19:37,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:19:37,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:19:37,295 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:19:37,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:19:37,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:19:37,295 INFO L87 Difference]: Start difference. First operand 12676 states and 25206 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:41,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:19:41,036 INFO L93 Difference]: Finished difference Result 43913 states and 87297 transitions. [2022-02-09 02:19:41,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-09 02:19:41,037 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:19:41,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:19:41,166 INFO L225 Difference]: With dead ends: 43913 [2022-02-09 02:19:41,167 INFO L226 Difference]: Without dead ends: 43913 [2022-02-09 02:19:41,167 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=398, Invalid=1408, Unknown=0, NotChecked=0, Total=1806 [2022-02-09 02:19:41,167 INFO L933 BasicCegarLoop]: 1323 mSDtfsCounter, 2032 mSDsluCounter, 9044 mSDsCounter, 0 mSdLazyCounter, 6907 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2032 SdHoareTripleChecker+Valid, 10364 SdHoareTripleChecker+Invalid, 6979 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 6907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:19:41,168 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2032 Valid, 10364 Invalid, 6979 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 6907 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-02-09 02:19:41,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43913 states. [2022-02-09 02:19:41,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43913 to 12580. [2022-02-09 02:19:41,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12580 states, 12501 states have (on average 2.000639948804096) internal successors, (25010), 12579 states have internal predecessors, (25010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:41,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12580 states to 12580 states and 25010 transitions. [2022-02-09 02:19:41,786 INFO L78 Accepts]: Start accepts. Automaton has 12580 states and 25010 transitions. Word has length 104 [2022-02-09 02:19:41,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:19:41,786 INFO L470 AbstractCegarLoop]: Abstraction has 12580 states and 25010 transitions. [2022-02-09 02:19:41,786 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:41,786 INFO L276 IsEmpty]: Start isEmpty. Operand 12580 states and 25010 transitions. [2022-02-09 02:19:41,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:19:41,788 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:19:41,788 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:19:41,788 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-02-09 02:19:41,788 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:19:41,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:19:41,788 INFO L85 PathProgramCache]: Analyzing trace with hash 1227412109, now seen corresponding path program 70 times [2022-02-09 02:19:41,788 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:19:41,789 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315203911] [2022-02-09 02:19:41,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:19:41,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:19:41,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:19:41,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:19:41,938 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:19:41,938 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315203911] [2022-02-09 02:19:41,938 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315203911] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:19:41,938 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:19:41,938 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:19:41,938 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510649676] [2022-02-09 02:19:41,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:19:41,938 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:19:41,939 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:19:41,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:19:41,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:19:41,939 INFO L87 Difference]: Start difference. First operand 12580 states and 25010 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:45,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:19:45,449 INFO L93 Difference]: Finished difference Result 52927 states and 105231 transitions. [2022-02-09 02:19:45,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-02-09 02:19:45,449 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:19:45,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:19:45,587 INFO L225 Difference]: With dead ends: 52927 [2022-02-09 02:19:45,587 INFO L226 Difference]: Without dead ends: 52927 [2022-02-09 02:19:45,587 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 488 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=353, Invalid=1627, Unknown=0, NotChecked=0, Total=1980 [2022-02-09 02:19:45,587 INFO L933 BasicCegarLoop]: 1154 mSDtfsCounter, 2052 mSDsluCounter, 9410 mSDsCounter, 0 mSdLazyCounter, 6210 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2052 SdHoareTripleChecker+Valid, 10563 SdHoareTripleChecker+Invalid, 6256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 6210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:19:45,588 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2052 Valid, 10563 Invalid, 6256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 6210 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-02-09 02:19:45,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52927 states. [2022-02-09 02:19:46,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52927 to 12676. [2022-02-09 02:19:46,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12676 states, 12597 states have (on average 2.0009526077637534) internal successors, (25206), 12675 states have internal predecessors, (25206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:46,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12676 states to 12676 states and 25206 transitions. [2022-02-09 02:19:46,049 INFO L78 Accepts]: Start accepts. Automaton has 12676 states and 25206 transitions. Word has length 104 [2022-02-09 02:19:46,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:19:46,049 INFO L470 AbstractCegarLoop]: Abstraction has 12676 states and 25206 transitions. [2022-02-09 02:19:46,049 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:46,050 INFO L276 IsEmpty]: Start isEmpty. Operand 12676 states and 25206 transitions. [2022-02-09 02:19:46,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:19:46,051 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:19:46,051 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:19:46,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-02-09 02:19:46,052 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:19:46,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:19:46,052 INFO L85 PathProgramCache]: Analyzing trace with hash 1869692923, now seen corresponding path program 78 times [2022-02-09 02:19:46,052 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:19:46,052 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896209703] [2022-02-09 02:19:46,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:19:46,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:19:46,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:19:46,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:19:46,196 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:19:46,196 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896209703] [2022-02-09 02:19:46,196 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896209703] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:19:46,196 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:19:46,196 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:19:46,196 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961639589] [2022-02-09 02:19:46,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:19:46,196 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:19:46,196 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:19:46,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:19:46,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:19:46,197 INFO L87 Difference]: Start difference. First operand 12676 states and 25206 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:52,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:19:52,132 INFO L93 Difference]: Finished difference Result 53381 states and 106114 transitions. [2022-02-09 02:19:52,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-09 02:19:52,132 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:19:52,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:19:52,283 INFO L225 Difference]: With dead ends: 53381 [2022-02-09 02:19:52,284 INFO L226 Difference]: Without dead ends: 53381 [2022-02-09 02:19:52,284 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=398, Invalid=1408, Unknown=0, NotChecked=0, Total=1806 [2022-02-09 02:19:52,284 INFO L933 BasicCegarLoop]: 1541 mSDtfsCounter, 2017 mSDsluCounter, 12423 mSDsCounter, 0 mSdLazyCounter, 11614 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2017 SdHoareTripleChecker+Valid, 13959 SdHoareTripleChecker+Invalid, 11673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 11614 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:19:52,284 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2017 Valid, 13959 Invalid, 11673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 11614 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2022-02-09 02:19:52,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53381 states. [2022-02-09 02:19:52,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53381 to 12570. [2022-02-09 02:19:52,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12570 states, 12491 states have (on average 2.000640461132015) internal successors, (24990), 12569 states have internal predecessors, (24990), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:52,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12570 states to 12570 states and 24990 transitions. [2022-02-09 02:19:52,785 INFO L78 Accepts]: Start accepts. Automaton has 12570 states and 24990 transitions. Word has length 104 [2022-02-09 02:19:52,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:19:52,785 INFO L470 AbstractCegarLoop]: Abstraction has 12570 states and 24990 transitions. [2022-02-09 02:19:52,786 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:52,786 INFO L276 IsEmpty]: Start isEmpty. Operand 12570 states and 24990 transitions. [2022-02-09 02:19:52,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:19:52,787 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:19:52,787 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:19:52,787 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-02-09 02:19:52,787 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:19:52,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:19:52,787 INFO L85 PathProgramCache]: Analyzing trace with hash 241623155, now seen corresponding path program 71 times [2022-02-09 02:19:52,787 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:19:52,787 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225026687] [2022-02-09 02:19:52,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:19:52,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:19:52,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:19:52,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:19:52,943 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:19:52,943 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225026687] [2022-02-09 02:19:52,943 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225026687] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:19:52,943 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:19:52,943 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:19:52,943 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749434972] [2022-02-09 02:19:52,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:19:52,943 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:19:52,943 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:19:52,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:19:52,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:19:52,944 INFO L87 Difference]: Start difference. First operand 12570 states and 24990 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:55,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:19:55,612 INFO L93 Difference]: Finished difference Result 37513 states and 74586 transitions. [2022-02-09 02:19:55,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-09 02:19:55,612 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:19:55,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:19:55,681 INFO L225 Difference]: With dead ends: 37513 [2022-02-09 02:19:55,681 INFO L226 Difference]: Without dead ends: 37513 [2022-02-09 02:19:55,682 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=260, Invalid=1146, Unknown=0, NotChecked=0, Total=1406 [2022-02-09 02:19:55,682 INFO L933 BasicCegarLoop]: 937 mSDtfsCounter, 1791 mSDsluCounter, 6817 mSDsCounter, 0 mSdLazyCounter, 4637 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1791 SdHoareTripleChecker+Valid, 7753 SdHoareTripleChecker+Invalid, 4697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 4637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:19:55,682 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1791 Valid, 7753 Invalid, 4697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 4637 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-09 02:19:55,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37513 states. [2022-02-09 02:19:55,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37513 to 12624. [2022-02-09 02:19:55,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12624 states, 12545 states have (on average 2.0007174172977282) internal successors, (25099), 12623 states have internal predecessors, (25099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:56,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12624 states to 12624 states and 25099 transitions. [2022-02-09 02:19:56,012 INFO L78 Accepts]: Start accepts. Automaton has 12624 states and 25099 transitions. Word has length 104 [2022-02-09 02:19:56,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:19:56,012 INFO L470 AbstractCegarLoop]: Abstraction has 12624 states and 25099 transitions. [2022-02-09 02:19:56,012 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:56,012 INFO L276 IsEmpty]: Start isEmpty. Operand 12624 states and 25099 transitions. [2022-02-09 02:19:56,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:19:56,013 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:19:56,013 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:19:56,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-02-09 02:19:56,013 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:19:56,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:19:56,014 INFO L85 PathProgramCache]: Analyzing trace with hash 326451827, now seen corresponding path program 72 times [2022-02-09 02:19:56,014 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:19:56,014 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970400141] [2022-02-09 02:19:56,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:19:56,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:19:56,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:19:56,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:19:56,249 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:19:56,249 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970400141] [2022-02-09 02:19:56,249 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970400141] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:19:56,249 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:19:56,249 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:19:56,249 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014489575] [2022-02-09 02:19:56,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:19:56,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:19:56,249 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:19:56,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:19:56,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:19:56,250 INFO L87 Difference]: Start difference. First operand 12624 states and 25099 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:59,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:19:59,150 INFO L93 Difference]: Finished difference Result 37614 states and 74788 transitions. [2022-02-09 02:19:59,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-09 02:19:59,150 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:19:59,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:19:59,228 INFO L225 Difference]: With dead ends: 37614 [2022-02-09 02:19:59,228 INFO L226 Difference]: Without dead ends: 37614 [2022-02-09 02:19:59,228 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=256, Invalid=1150, Unknown=0, NotChecked=0, Total=1406 [2022-02-09 02:19:59,229 INFO L933 BasicCegarLoop]: 951 mSDtfsCounter, 1676 mSDsluCounter, 7206 mSDsCounter, 0 mSdLazyCounter, 5220 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1676 SdHoareTripleChecker+Valid, 8156 SdHoareTripleChecker+Invalid, 5276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 5220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-09 02:19:59,229 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1676 Valid, 8156 Invalid, 5276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 5220 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-09 02:19:59,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37614 states. [2022-02-09 02:19:59,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37614 to 12636. [2022-02-09 02:19:59,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12636 states, 12557 states have (on average 2.0007963685593695) internal successors, (25124), 12635 states have internal predecessors, (25124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:59,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12636 states to 12636 states and 25124 transitions. [2022-02-09 02:19:59,616 INFO L78 Accepts]: Start accepts. Automaton has 12636 states and 25124 transitions. Word has length 104 [2022-02-09 02:19:59,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:19:59,616 INFO L470 AbstractCegarLoop]: Abstraction has 12636 states and 25124 transitions. [2022-02-09 02:19:59,616 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:19:59,616 INFO L276 IsEmpty]: Start isEmpty. Operand 12636 states and 25124 transitions. [2022-02-09 02:19:59,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:19:59,617 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:19:59,618 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:19:59,618 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-02-09 02:19:59,618 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:19:59,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:19:59,618 INFO L85 PathProgramCache]: Analyzing trace with hash -594124139, now seen corresponding path program 73 times [2022-02-09 02:19:59,618 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:19:59,618 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460933267] [2022-02-09 02:19:59,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:19:59,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:19:59,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:19:59,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:19:59,758 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:19:59,758 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460933267] [2022-02-09 02:19:59,759 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460933267] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:19:59,759 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:19:59,759 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:19:59,759 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410898566] [2022-02-09 02:19:59,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:19:59,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:19:59,759 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:19:59,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:19:59,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:19:59,759 INFO L87 Difference]: Start difference. First operand 12636 states and 25124 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:02,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:20:02,481 INFO L93 Difference]: Finished difference Result 37688 states and 74936 transitions. [2022-02-09 02:20:02,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 02:20:02,481 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:20:02,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:20:02,552 INFO L225 Difference]: With dead ends: 37688 [2022-02-09 02:20:02,552 INFO L226 Difference]: Without dead ends: 37688 [2022-02-09 02:20:02,553 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 283 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=254, Invalid=1152, Unknown=0, NotChecked=0, Total=1406 [2022-02-09 02:20:02,553 INFO L933 BasicCegarLoop]: 916 mSDtfsCounter, 1605 mSDsluCounter, 7024 mSDsCounter, 0 mSdLazyCounter, 4913 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1605 SdHoareTripleChecker+Valid, 7939 SdHoareTripleChecker+Invalid, 4975 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 4913 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:20:02,553 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1605 Valid, 7939 Invalid, 4975 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 4913 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-09 02:20:02,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37688 states. [2022-02-09 02:20:02,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37688 to 12648. [2022-02-09 02:20:02,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12648 states, 12569 states have (on average 2.0008751690667514) internal successors, (25149), 12647 states have internal predecessors, (25149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:02,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12648 states to 12648 states and 25149 transitions. [2022-02-09 02:20:02,893 INFO L78 Accepts]: Start accepts. Automaton has 12648 states and 25149 transitions. Word has length 104 [2022-02-09 02:20:02,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:20:02,893 INFO L470 AbstractCegarLoop]: Abstraction has 12648 states and 25149 transitions. [2022-02-09 02:20:02,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:02,894 INFO L276 IsEmpty]: Start isEmpty. Operand 12648 states and 25149 transitions. [2022-02-09 02:20:02,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:20:02,895 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:20:02,895 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:20:02,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-02-09 02:20:02,896 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:20:02,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:20:02,896 INFO L85 PathProgramCache]: Analyzing trace with hash -1751234351, now seen corresponding path program 74 times [2022-02-09 02:20:02,896 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:20:02,896 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214986837] [2022-02-09 02:20:02,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:20:02,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:20:02,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:20:03,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:20:03,042 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:20:03,042 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214986837] [2022-02-09 02:20:03,042 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214986837] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:20:03,042 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:20:03,042 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:20:03,042 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141360858] [2022-02-09 02:20:03,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:20:03,042 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:20:03,043 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:20:03,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:20:03,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:20:03,043 INFO L87 Difference]: Start difference. First operand 12648 states and 25149 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:05,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:20:05,588 INFO L93 Difference]: Finished difference Result 37641 states and 74842 transitions. [2022-02-09 02:20:05,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-09 02:20:05,588 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:20:05,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:20:05,657 INFO L225 Difference]: With dead ends: 37641 [2022-02-09 02:20:05,657 INFO L226 Difference]: Without dead ends: 37641 [2022-02-09 02:20:05,658 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 382 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=304, Invalid=1418, Unknown=0, NotChecked=0, Total=1722 [2022-02-09 02:20:05,658 INFO L933 BasicCegarLoop]: 969 mSDtfsCounter, 1968 mSDsluCounter, 6758 mSDsCounter, 0 mSdLazyCounter, 4303 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1968 SdHoareTripleChecker+Valid, 7726 SdHoareTripleChecker+Invalid, 4351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 4303 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:20:05,658 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1968 Valid, 7726 Invalid, 4351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 4303 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-09 02:20:05,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37641 states. [2022-02-09 02:20:06,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37641 to 12684. [2022-02-09 02:20:06,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12684 states, 12605 states have (on average 2.000952003173344) internal successors, (25222), 12683 states have internal predecessors, (25222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:06,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12684 states to 12684 states and 25222 transitions. [2022-02-09 02:20:06,051 INFO L78 Accepts]: Start accepts. Automaton has 12684 states and 25222 transitions. Word has length 104 [2022-02-09 02:20:06,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:20:06,051 INFO L470 AbstractCegarLoop]: Abstraction has 12684 states and 25222 transitions. [2022-02-09 02:20:06,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:06,051 INFO L276 IsEmpty]: Start isEmpty. Operand 12684 states and 25222 transitions. [2022-02-09 02:20:06,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:20:06,052 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:20:06,052 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:20:06,053 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-02-09 02:20:06,053 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:20:06,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:20:06,053 INFO L85 PathProgramCache]: Analyzing trace with hash -1108953537, now seen corresponding path program 79 times [2022-02-09 02:20:06,053 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:20:06,053 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805099862] [2022-02-09 02:20:06,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:20:06,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:20:06,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:20:06,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:20:06,190 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:20:06,190 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805099862] [2022-02-09 02:20:06,190 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805099862] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:20:06,190 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:20:06,190 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:20:06,190 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399751363] [2022-02-09 02:20:06,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:20:06,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:20:06,191 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:20:06,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:20:06,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:20:06,191 INFO L87 Difference]: Start difference. First operand 12684 states and 25222 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:10,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:20:10,163 INFO L93 Difference]: Finished difference Result 37873 states and 75286 transitions. [2022-02-09 02:20:10,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-02-09 02:20:10,163 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:20:10,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:20:10,255 INFO L225 Difference]: With dead ends: 37873 [2022-02-09 02:20:10,255 INFO L226 Difference]: Without dead ends: 37873 [2022-02-09 02:20:10,256 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=356, Invalid=1450, Unknown=0, NotChecked=0, Total=1806 [2022-02-09 02:20:10,256 INFO L933 BasicCegarLoop]: 1204 mSDtfsCounter, 1940 mSDsluCounter, 9126 mSDsCounter, 0 mSdLazyCounter, 7970 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1940 SdHoareTripleChecker+Valid, 10327 SdHoareTripleChecker+Invalid, 8034 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 7970 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-02-09 02:20:10,256 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1940 Valid, 10327 Invalid, 8034 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 7970 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-02-09 02:20:10,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37873 states. [2022-02-09 02:20:10,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37873 to 12640. [2022-02-09 02:20:10,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12640 states, 12561 states have (on average 2.0009553379508) internal successors, (25134), 12639 states have internal predecessors, (25134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:10,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12640 states to 12640 states and 25134 transitions. [2022-02-09 02:20:10,588 INFO L78 Accepts]: Start accepts. Automaton has 12640 states and 25134 transitions. Word has length 104 [2022-02-09 02:20:10,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:20:10,588 INFO L470 AbstractCegarLoop]: Abstraction has 12640 states and 25134 transitions. [2022-02-09 02:20:10,588 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:10,588 INFO L276 IsEmpty]: Start isEmpty. Operand 12640 states and 25134 transitions. [2022-02-09 02:20:10,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:20:10,589 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:20:10,589 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:20:10,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-02-09 02:20:10,589 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:20:10,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:20:10,590 INFO L85 PathProgramCache]: Analyzing trace with hash 1662796309, now seen corresponding path program 75 times [2022-02-09 02:20:10,590 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:20:10,590 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622740266] [2022-02-09 02:20:10,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:20:10,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:20:10,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:20:10,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:20:10,752 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:20:10,752 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622740266] [2022-02-09 02:20:10,752 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622740266] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:20:10,753 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:20:10,753 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:20:10,753 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505073394] [2022-02-09 02:20:10,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:20:10,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:20:10,753 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:20:10,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:20:10,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:20:10,754 INFO L87 Difference]: Start difference. First operand 12640 states and 25134 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:12,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:20:12,941 INFO L93 Difference]: Finished difference Result 27608 states and 54896 transitions. [2022-02-09 02:20:12,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-09 02:20:12,941 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:20:12,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:20:12,995 INFO L225 Difference]: With dead ends: 27608 [2022-02-09 02:20:12,996 INFO L226 Difference]: Without dead ends: 27608 [2022-02-09 02:20:12,996 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 271 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=269, Invalid=1137, Unknown=0, NotChecked=0, Total=1406 [2022-02-09 02:20:12,996 INFO L933 BasicCegarLoop]: 711 mSDtfsCounter, 1302 mSDsluCounter, 5424 mSDsCounter, 0 mSdLazyCounter, 3806 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1302 SdHoareTripleChecker+Valid, 6134 SdHoareTripleChecker+Invalid, 3880 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 3806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-09 02:20:12,996 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1302 Valid, 6134 Invalid, 3880 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 3806 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-09 02:20:13,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27608 states. [2022-02-09 02:20:13,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27608 to 12642. [2022-02-09 02:20:13,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12642 states, 12563 states have (on average 2.000955185863249) internal successors, (25138), 12641 states have internal predecessors, (25138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:13,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12642 states to 12642 states and 25138 transitions. [2022-02-09 02:20:13,313 INFO L78 Accepts]: Start accepts. Automaton has 12642 states and 25138 transitions. Word has length 104 [2022-02-09 02:20:13,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:20:13,313 INFO L470 AbstractCegarLoop]: Abstraction has 12642 states and 25138 transitions. [2022-02-09 02:20:13,313 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:13,313 INFO L276 IsEmpty]: Start isEmpty. Operand 12642 states and 25138 transitions. [2022-02-09 02:20:13,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:20:13,315 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:20:13,315 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:20:13,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-02-09 02:20:13,315 INFO L402 AbstractCegarLoop]: === Iteration 161 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:20:13,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:20:13,315 INFO L85 PathProgramCache]: Analyzing trace with hash 1747624981, now seen corresponding path program 76 times [2022-02-09 02:20:13,315 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:20:13,315 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014659494] [2022-02-09 02:20:13,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:20:13,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:20:13,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:20:13,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:20:13,479 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:20:13,479 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014659494] [2022-02-09 02:20:13,479 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014659494] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:20:13,480 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:20:13,480 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:20:13,480 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123381268] [2022-02-09 02:20:13,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:20:13,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:20:13,480 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:20:13,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:20:13,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:20:13,481 INFO L87 Difference]: Start difference. First operand 12642 states and 25138 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:15,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:20:15,729 INFO L93 Difference]: Finished difference Result 27699 states and 55078 transitions. [2022-02-09 02:20:15,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-09 02:20:15,730 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:20:15,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:20:15,781 INFO L225 Difference]: With dead ends: 27699 [2022-02-09 02:20:15,782 INFO L226 Difference]: Without dead ends: 27699 [2022-02-09 02:20:15,782 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 273 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=267, Invalid=1139, Unknown=0, NotChecked=0, Total=1406 [2022-02-09 02:20:15,782 INFO L933 BasicCegarLoop]: 724 mSDtfsCounter, 1332 mSDsluCounter, 5453 mSDsCounter, 0 mSdLazyCounter, 3927 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1332 SdHoareTripleChecker+Valid, 6176 SdHoareTripleChecker+Invalid, 4020 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 3927 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:20:15,782 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1332 Valid, 6176 Invalid, 4020 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 3927 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-09 02:20:15,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27699 states. [2022-02-09 02:20:16,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27699 to 12640. [2022-02-09 02:20:16,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12640 states, 12561 states have (on average 2.0009553379508) internal successors, (25134), 12639 states have internal predecessors, (25134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:16,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12640 states to 12640 states and 25134 transitions. [2022-02-09 02:20:16,110 INFO L78 Accepts]: Start accepts. Automaton has 12640 states and 25134 transitions. Word has length 104 [2022-02-09 02:20:16,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:20:16,110 INFO L470 AbstractCegarLoop]: Abstraction has 12640 states and 25134 transitions. [2022-02-09 02:20:16,110 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:16,110 INFO L276 IsEmpty]: Start isEmpty. Operand 12640 states and 25134 transitions. [2022-02-09 02:20:16,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:20:16,112 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:20:16,112 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:20:16,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-02-09 02:20:16,112 INFO L402 AbstractCegarLoop]: === Iteration 162 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:20:16,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:20:16,112 INFO L85 PathProgramCache]: Analyzing trace with hash 827049015, now seen corresponding path program 77 times [2022-02-09 02:20:16,113 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:20:16,113 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188852834] [2022-02-09 02:20:16,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:20:16,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:20:16,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:20:16,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:20:16,282 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:20:16,282 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188852834] [2022-02-09 02:20:16,282 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188852834] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:20:16,282 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:20:16,282 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:20:16,282 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018435160] [2022-02-09 02:20:16,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:20:16,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:20:16,283 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:20:16,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:20:16,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:20:16,283 INFO L87 Difference]: Start difference. First operand 12640 states and 25134 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:18,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:20:18,273 INFO L93 Difference]: Finished difference Result 27834 states and 55344 transitions. [2022-02-09 02:20:18,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-09 02:20:18,273 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:20:18,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:20:18,321 INFO L225 Difference]: With dead ends: 27834 [2022-02-09 02:20:18,321 INFO L226 Difference]: Without dead ends: 27834 [2022-02-09 02:20:18,321 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 273 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=267, Invalid=1139, Unknown=0, NotChecked=0, Total=1406 [2022-02-09 02:20:18,322 INFO L933 BasicCegarLoop]: 733 mSDtfsCounter, 1331 mSDsluCounter, 5088 mSDsCounter, 0 mSdLazyCounter, 3491 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1331 SdHoareTripleChecker+Valid, 5820 SdHoareTripleChecker+Invalid, 3579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 3491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-09 02:20:18,322 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1331 Valid, 5820 Invalid, 3579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 3491 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-09 02:20:18,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27834 states. [2022-02-09 02:20:18,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27834 to 12630. [2022-02-09 02:20:18,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12630 states, 12551 states have (on average 2.000956099115608) internal successors, (25114), 12629 states have internal predecessors, (25114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:18,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12630 states to 12630 states and 25114 transitions. [2022-02-09 02:20:18,656 INFO L78 Accepts]: Start accepts. Automaton has 12630 states and 25114 transitions. Word has length 104 [2022-02-09 02:20:18,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:20:18,656 INFO L470 AbstractCegarLoop]: Abstraction has 12630 states and 25114 transitions. [2022-02-09 02:20:18,656 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:18,656 INFO L276 IsEmpty]: Start isEmpty. Operand 12630 states and 25114 transitions. [2022-02-09 02:20:18,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:20:18,657 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:20:18,657 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:20:18,658 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-02-09 02:20:18,658 INFO L402 AbstractCegarLoop]: === Iteration 163 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:20:18,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:20:18,658 INFO L85 PathProgramCache]: Analyzing trace with hash 333670387, now seen corresponding path program 78 times [2022-02-09 02:20:18,658 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:20:18,658 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321868920] [2022-02-09 02:20:18,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:20:18,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:20:18,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:20:18,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:20:18,809 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:20:18,809 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321868920] [2022-02-09 02:20:18,809 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1321868920] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:20:18,809 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:20:18,809 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:20:18,809 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043881072] [2022-02-09 02:20:18,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:20:18,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:20:18,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:20:18,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:20:18,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:20:18,810 INFO L87 Difference]: Start difference. First operand 12630 states and 25114 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:21,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:20:21,335 INFO L93 Difference]: Finished difference Result 27592 states and 54864 transitions. [2022-02-09 02:20:21,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-09 02:20:21,336 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:20:21,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:20:21,383 INFO L225 Difference]: With dead ends: 27592 [2022-02-09 02:20:21,383 INFO L226 Difference]: Without dead ends: 27592 [2022-02-09 02:20:21,384 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=292, Invalid=1190, Unknown=0, NotChecked=0, Total=1482 [2022-02-09 02:20:21,384 INFO L933 BasicCegarLoop]: 739 mSDtfsCounter, 1341 mSDsluCounter, 6004 mSDsCounter, 0 mSdLazyCounter, 4667 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1341 SdHoareTripleChecker+Valid, 6742 SdHoareTripleChecker+Invalid, 4737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 4667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:20:21,384 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1341 Valid, 6742 Invalid, 4737 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 4667 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-09 02:20:21,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27592 states. [2022-02-09 02:20:21,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27592 to 12630. [2022-02-09 02:20:21,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12630 states, 12551 states have (on average 2.000956099115608) internal successors, (25114), 12629 states have internal predecessors, (25114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:21,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12630 states to 12630 states and 25114 transitions. [2022-02-09 02:20:21,684 INFO L78 Accepts]: Start accepts. Automaton has 12630 states and 25114 transitions. Word has length 104 [2022-02-09 02:20:21,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:20:21,684 INFO L470 AbstractCegarLoop]: Abstraction has 12630 states and 25114 transitions. [2022-02-09 02:20:21,684 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:21,685 INFO L276 IsEmpty]: Start isEmpty. Operand 12630 states and 25114 transitions. [2022-02-09 02:20:21,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:20:21,686 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:20:21,686 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:20:21,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-02-09 02:20:21,686 INFO L402 AbstractCegarLoop]: === Iteration 164 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:20:21,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:20:21,686 INFO L85 PathProgramCache]: Analyzing trace with hash 418499059, now seen corresponding path program 79 times [2022-02-09 02:20:21,686 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:20:21,686 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907046343] [2022-02-09 02:20:21,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:20:21,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:20:21,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:20:21,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:20:21,844 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:20:21,844 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907046343] [2022-02-09 02:20:21,844 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907046343] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:20:21,844 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:20:21,844 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:20:21,844 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220862870] [2022-02-09 02:20:21,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:20:21,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:20:21,845 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:20:21,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:20:21,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:20:21,845 INFO L87 Difference]: Start difference. First operand 12630 states and 25114 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:24,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:20:24,232 INFO L93 Difference]: Finished difference Result 27734 states and 55144 transitions. [2022-02-09 02:20:24,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-09 02:20:24,233 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:20:24,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:20:24,287 INFO L225 Difference]: With dead ends: 27734 [2022-02-09 02:20:24,288 INFO L226 Difference]: Without dead ends: 27734 [2022-02-09 02:20:24,288 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 287 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=291, Invalid=1191, Unknown=0, NotChecked=0, Total=1482 [2022-02-09 02:20:24,288 INFO L933 BasicCegarLoop]: 752 mSDtfsCounter, 1358 mSDsluCounter, 5746 mSDsCounter, 0 mSdLazyCounter, 4289 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1358 SdHoareTripleChecker+Valid, 6497 SdHoareTripleChecker+Invalid, 4378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 4289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-09 02:20:24,288 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1358 Valid, 6497 Invalid, 4378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 4289 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-09 02:20:24,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27734 states. [2022-02-09 02:20:24,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27734 to 12620. [2022-02-09 02:20:24,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12620 states, 12541 states have (on average 2.0009568614942985) internal successors, (25094), 12619 states have internal predecessors, (25094), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:24,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12620 states to 12620 states and 25094 transitions. [2022-02-09 02:20:24,549 INFO L78 Accepts]: Start accepts. Automaton has 12620 states and 25094 transitions. Word has length 104 [2022-02-09 02:20:24,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:20:24,549 INFO L470 AbstractCegarLoop]: Abstraction has 12620 states and 25094 transitions. [2022-02-09 02:20:24,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:24,550 INFO L276 IsEmpty]: Start isEmpty. Operand 12620 states and 25094 transitions. [2022-02-09 02:20:24,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:20:24,551 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:20:24,551 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:20:24,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-02-09 02:20:24,551 INFO L402 AbstractCegarLoop]: === Iteration 165 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:20:24,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:20:24,551 INFO L85 PathProgramCache]: Analyzing trace with hash -1925623147, now seen corresponding path program 80 times [2022-02-09 02:20:24,551 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:20:24,551 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620709744] [2022-02-09 02:20:24,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:20:24,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:20:24,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:20:24,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:20:24,724 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:20:24,724 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620709744] [2022-02-09 02:20:24,724 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620709744] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:20:24,724 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:20:24,724 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:20:24,724 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665481820] [2022-02-09 02:20:24,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:20:24,724 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:20:24,724 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:20:24,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:20:24,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:20:24,725 INFO L87 Difference]: Start difference. First operand 12620 states and 25094 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:26,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:20:26,976 INFO L93 Difference]: Finished difference Result 27553 states and 54782 transitions. [2022-02-09 02:20:26,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 02:20:26,976 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:20:26,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:20:27,044 INFO L225 Difference]: With dead ends: 27553 [2022-02-09 02:20:27,044 INFO L226 Difference]: Without dead ends: 27553 [2022-02-09 02:20:27,044 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 299 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=320, Invalid=1240, Unknown=0, NotChecked=0, Total=1560 [2022-02-09 02:20:27,045 INFO L933 BasicCegarLoop]: 768 mSDtfsCounter, 1406 mSDsluCounter, 5381 mSDsCounter, 0 mSdLazyCounter, 3926 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1406 SdHoareTripleChecker+Valid, 6148 SdHoareTripleChecker+Invalid, 4004 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 3926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:20:27,045 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1406 Valid, 6148 Invalid, 4004 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 3926 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-09 02:20:27,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27553 states. [2022-02-09 02:20:27,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27553 to 12576. [2022-02-09 02:20:27,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12576 states, 12497 states have (on average 2.0006401536368728) internal successors, (25002), 12575 states have internal predecessors, (25002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:27,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12576 states to 12576 states and 25002 transitions. [2022-02-09 02:20:27,347 INFO L78 Accepts]: Start accepts. Automaton has 12576 states and 25002 transitions. Word has length 104 [2022-02-09 02:20:27,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:20:27,347 INFO L470 AbstractCegarLoop]: Abstraction has 12576 states and 25002 transitions. [2022-02-09 02:20:27,348 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:27,348 INFO L276 IsEmpty]: Start isEmpty. Operand 12576 states and 25002 transitions. [2022-02-09 02:20:27,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:20:27,349 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:20:27,349 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:20:27,349 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-02-09 02:20:27,349 INFO L402 AbstractCegarLoop]: === Iteration 166 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:20:27,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:20:27,349 INFO L85 PathProgramCache]: Analyzing trace with hash 1923364911, now seen corresponding path program 81 times [2022-02-09 02:20:27,349 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:20:27,350 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510975305] [2022-02-09 02:20:27,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:20:27,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:20:27,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:20:27,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:20:27,513 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:20:27,513 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510975305] [2022-02-09 02:20:27,513 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510975305] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:20:27,513 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:20:27,514 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:20:27,514 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662713426] [2022-02-09 02:20:27,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:20:27,514 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:20:27,514 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:20:27,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:20:27,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:20:27,515 INFO L87 Difference]: Start difference. First operand 12576 states and 25002 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:30,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:20:30,615 INFO L93 Difference]: Finished difference Result 46929 states and 93302 transitions. [2022-02-09 02:20:30,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-09 02:20:30,615 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:20:30,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:20:30,721 INFO L225 Difference]: With dead ends: 46929 [2022-02-09 02:20:30,721 INFO L226 Difference]: Without dead ends: 46929 [2022-02-09 02:20:30,721 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 424 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=318, Invalid=1488, Unknown=0, NotChecked=0, Total=1806 [2022-02-09 02:20:30,721 INFO L933 BasicCegarLoop]: 1050 mSDtfsCounter, 1806 mSDsluCounter, 8129 mSDsCounter, 0 mSdLazyCounter, 5364 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1806 SdHoareTripleChecker+Valid, 9178 SdHoareTripleChecker+Invalid, 5428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 5364 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-02-09 02:20:30,721 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1806 Valid, 9178 Invalid, 5428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 5364 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-02-09 02:20:30,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46929 states. [2022-02-09 02:20:31,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46929 to 12616. [2022-02-09 02:20:31,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12616 states, 12537 states have (on average 2.0007178750897343) internal successors, (25083), 12615 states have internal predecessors, (25083), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:31,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12616 states to 12616 states and 25083 transitions. [2022-02-09 02:20:31,183 INFO L78 Accepts]: Start accepts. Automaton has 12616 states and 25083 transitions. Word has length 104 [2022-02-09 02:20:31,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:20:31,183 INFO L470 AbstractCegarLoop]: Abstraction has 12616 states and 25083 transitions. [2022-02-09 02:20:31,183 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:31,184 INFO L276 IsEmpty]: Start isEmpty. Operand 12616 states and 25083 transitions. [2022-02-09 02:20:31,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:20:31,185 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:20:31,185 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:20:31,185 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-02-09 02:20:31,185 INFO L402 AbstractCegarLoop]: === Iteration 167 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:20:31,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:20:31,186 INFO L85 PathProgramCache]: Analyzing trace with hash 2008193583, now seen corresponding path program 82 times [2022-02-09 02:20:31,186 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:20:31,186 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264836384] [2022-02-09 02:20:31,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:20:31,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:20:31,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:20:31,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:20:31,335 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:20:31,335 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264836384] [2022-02-09 02:20:31,335 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264836384] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:20:31,336 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:20:31,336 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:20:31,336 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8673526] [2022-02-09 02:20:31,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:20:31,336 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:20:31,336 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:20:31,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:20:31,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:20:31,337 INFO L87 Difference]: Start difference. First operand 12616 states and 25083 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:34,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:20:34,160 INFO L93 Difference]: Finished difference Result 47030 states and 93504 transitions. [2022-02-09 02:20:34,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-09 02:20:34,160 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:20:34,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:20:34,278 INFO L225 Difference]: With dead ends: 47030 [2022-02-09 02:20:34,279 INFO L226 Difference]: Without dead ends: 47030 [2022-02-09 02:20:34,279 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 400 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=299, Invalid=1423, Unknown=0, NotChecked=0, Total=1722 [2022-02-09 02:20:34,279 INFO L933 BasicCegarLoop]: 1097 mSDtfsCounter, 1698 mSDsluCounter, 7240 mSDsCounter, 0 mSdLazyCounter, 4592 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1698 SdHoareTripleChecker+Valid, 8336 SdHoareTripleChecker+Invalid, 4657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 4592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:20:34,279 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1698 Valid, 8336 Invalid, 4657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 4592 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-09 02:20:34,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47030 states. [2022-02-09 02:20:34,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47030 to 12628. [2022-02-09 02:20:34,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12628 states, 12549 states have (on average 2.000796876245119) internal successors, (25108), 12627 states have internal predecessors, (25108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:34,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12628 states to 12628 states and 25108 transitions. [2022-02-09 02:20:34,741 INFO L78 Accepts]: Start accepts. Automaton has 12628 states and 25108 transitions. Word has length 104 [2022-02-09 02:20:34,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:20:34,741 INFO L470 AbstractCegarLoop]: Abstraction has 12628 states and 25108 transitions. [2022-02-09 02:20:34,741 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:34,741 INFO L276 IsEmpty]: Start isEmpty. Operand 12628 states and 25108 transitions. [2022-02-09 02:20:34,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:20:34,743 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:20:34,743 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:20:34,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-02-09 02:20:34,743 INFO L402 AbstractCegarLoop]: === Iteration 168 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:20:34,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:20:34,744 INFO L85 PathProgramCache]: Analyzing trace with hash 1087617617, now seen corresponding path program 83 times [2022-02-09 02:20:34,744 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:20:34,744 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678688264] [2022-02-09 02:20:34,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:20:34,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:20:34,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:20:34,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:20:34,899 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:20:34,899 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678688264] [2022-02-09 02:20:34,899 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [678688264] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:20:34,899 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:20:34,899 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:20:34,900 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508990495] [2022-02-09 02:20:34,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:20:34,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:20:34,900 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:20:34,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:20:34,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:20:34,900 INFO L87 Difference]: Start difference. First operand 12628 states and 25108 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:38,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:20:38,050 INFO L93 Difference]: Finished difference Result 47104 states and 93652 transitions. [2022-02-09 02:20:38,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-09 02:20:38,050 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:20:38,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:20:38,158 INFO L225 Difference]: With dead ends: 47104 [2022-02-09 02:20:38,158 INFO L226 Difference]: Without dead ends: 47104 [2022-02-09 02:20:38,159 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 374 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=283, Invalid=1357, Unknown=0, NotChecked=0, Total=1640 [2022-02-09 02:20:38,159 INFO L933 BasicCegarLoop]: 1062 mSDtfsCounter, 1665 mSDsluCounter, 8079 mSDsCounter, 0 mSdLazyCounter, 5590 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1665 SdHoareTripleChecker+Valid, 9140 SdHoareTripleChecker+Invalid, 5657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 5590 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-02-09 02:20:38,159 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1665 Valid, 9140 Invalid, 5657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 5590 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-02-09 02:20:38,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47104 states. [2022-02-09 02:20:38,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47104 to 12640. [2022-02-09 02:20:38,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12640 states, 12561 states have (on average 2.0008757264549) internal successors, (25133), 12639 states have internal predecessors, (25133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:38,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12640 states to 12640 states and 25133 transitions. [2022-02-09 02:20:38,649 INFO L78 Accepts]: Start accepts. Automaton has 12640 states and 25133 transitions. Word has length 104 [2022-02-09 02:20:38,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:20:38,649 INFO L470 AbstractCegarLoop]: Abstraction has 12640 states and 25133 transitions. [2022-02-09 02:20:38,649 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:38,649 INFO L276 IsEmpty]: Start isEmpty. Operand 12640 states and 25133 transitions. [2022-02-09 02:20:38,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:20:38,651 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:20:38,651 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:20:38,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-02-09 02:20:38,651 INFO L402 AbstractCegarLoop]: === Iteration 169 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:20:38,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:20:38,651 INFO L85 PathProgramCache]: Analyzing trace with hash -69492595, now seen corresponding path program 84 times [2022-02-09 02:20:38,651 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:20:38,651 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207662163] [2022-02-09 02:20:38,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:20:38,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:20:38,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:20:38,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:20:38,796 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:20:38,796 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207662163] [2022-02-09 02:20:38,796 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207662163] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:20:38,796 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:20:38,797 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:20:38,797 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863000460] [2022-02-09 02:20:38,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:20:38,797 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:20:38,797 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:20:38,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:20:38,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:20:38,797 INFO L87 Difference]: Start difference. First operand 12640 states and 25133 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:41,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:20:41,802 INFO L93 Difference]: Finished difference Result 56776 states and 112882 transitions. [2022-02-09 02:20:41,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-02-09 02:20:41,803 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:20:41,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:20:41,929 INFO L225 Difference]: With dead ends: 56776 [2022-02-09 02:20:41,929 INFO L226 Difference]: Without dead ends: 56776 [2022-02-09 02:20:41,930 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 485 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=338, Invalid=1642, Unknown=0, NotChecked=0, Total=1980 [2022-02-09 02:20:41,930 INFO L933 BasicCegarLoop]: 1083 mSDtfsCounter, 2251 mSDsluCounter, 8044 mSDsCounter, 0 mSdLazyCounter, 4845 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2251 SdHoareTripleChecker+Valid, 9126 SdHoareTripleChecker+Invalid, 4902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 4845 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-09 02:20:41,930 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2251 Valid, 9126 Invalid, 4902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 4845 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-09 02:20:42,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56776 states. [2022-02-09 02:20:42,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56776 to 12676. [2022-02-09 02:20:42,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12676 states, 12597 states have (on average 2.0009526077637534) internal successors, (25206), 12675 states have internal predecessors, (25206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:42,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12676 states to 12676 states and 25206 transitions. [2022-02-09 02:20:42,590 INFO L78 Accepts]: Start accepts. Automaton has 12676 states and 25206 transitions. Word has length 104 [2022-02-09 02:20:42,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:20:42,590 INFO L470 AbstractCegarLoop]: Abstraction has 12676 states and 25206 transitions. [2022-02-09 02:20:42,590 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:42,591 INFO L276 IsEmpty]: Start isEmpty. Operand 12676 states and 25206 transitions. [2022-02-09 02:20:42,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:20:42,592 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:20:42,592 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:20:42,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-02-09 02:20:42,592 INFO L402 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:20:42,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:20:42,593 INFO L85 PathProgramCache]: Analyzing trace with hash 572788219, now seen corresponding path program 80 times [2022-02-09 02:20:42,593 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:20:42,593 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031679745] [2022-02-09 02:20:42,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:20:42,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:20:42,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:20:42,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:20:42,738 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:20:42,738 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031679745] [2022-02-09 02:20:42,738 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031679745] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:20:42,738 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:20:42,739 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:20:42,739 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604385965] [2022-02-09 02:20:42,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:20:42,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:20:42,739 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:20:42,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:20:42,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:20:42,740 INFO L87 Difference]: Start difference. First operand 12676 states and 25206 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:48,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:20:48,416 INFO L93 Difference]: Finished difference Result 57225 states and 113750 transitions. [2022-02-09 02:20:48,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-02-09 02:20:48,416 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:20:48,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:20:48,543 INFO L225 Difference]: With dead ends: 57225 [2022-02-09 02:20:48,543 INFO L226 Difference]: Without dead ends: 57225 [2022-02-09 02:20:48,543 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 422 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=452, Invalid=1710, Unknown=0, NotChecked=0, Total=2162 [2022-02-09 02:20:48,544 INFO L933 BasicCegarLoop]: 1463 mSDtfsCounter, 2149 mSDsluCounter, 12010 mSDsCounter, 0 mSdLazyCounter, 11205 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2149 SdHoareTripleChecker+Valid, 13469 SdHoareTripleChecker+Invalid, 11268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 11205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-02-09 02:20:48,544 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2149 Valid, 13469 Invalid, 11268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 11205 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-02-09 02:20:48,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57225 states. [2022-02-09 02:20:49,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57225 to 12580. [2022-02-09 02:20:49,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12580 states, 12501 states have (on average 2.000639948804096) internal successors, (25010), 12579 states have internal predecessors, (25010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:49,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12580 states to 12580 states and 25010 transitions. [2022-02-09 02:20:49,192 INFO L78 Accepts]: Start accepts. Automaton has 12580 states and 25010 transitions. Word has length 104 [2022-02-09 02:20:49,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:20:49,192 INFO L470 AbstractCegarLoop]: Abstraction has 12580 states and 25010 transitions. [2022-02-09 02:20:49,192 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:49,192 INFO L276 IsEmpty]: Start isEmpty. Operand 12580 states and 25010 transitions. [2022-02-09 02:20:49,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:20:49,193 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:20:49,193 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:20:49,193 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-02-09 02:20:49,193 INFO L402 AbstractCegarLoop]: === Iteration 171 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:20:49,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:20:49,194 INFO L85 PathProgramCache]: Analyzing trace with hash 82063757, now seen corresponding path program 85 times [2022-02-09 02:20:49,194 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:20:49,194 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779754268] [2022-02-09 02:20:49,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:20:49,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:20:49,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:20:49,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:20:49,339 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:20:49,339 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779754268] [2022-02-09 02:20:49,340 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779754268] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:20:49,340 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:20:49,340 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:20:49,340 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313352345] [2022-02-09 02:20:49,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:20:49,340 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:20:49,340 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:20:49,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:20:49,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:20:49,341 INFO L87 Difference]: Start difference. First operand 12580 states and 25010 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:52,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:20:52,338 INFO L93 Difference]: Finished difference Result 46608 states and 92662 transitions. [2022-02-09 02:20:52,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-09 02:20:52,339 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:20:52,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:20:52,467 INFO L225 Difference]: With dead ends: 46608 [2022-02-09 02:20:52,467 INFO L226 Difference]: Without dead ends: 46608 [2022-02-09 02:20:52,468 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 446 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=329, Invalid=1563, Unknown=0, NotChecked=0, Total=1892 [2022-02-09 02:20:52,468 INFO L933 BasicCegarLoop]: 1084 mSDtfsCounter, 2073 mSDsluCounter, 7758 mSDsCounter, 0 mSdLazyCounter, 4702 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2073 SdHoareTripleChecker+Valid, 8841 SdHoareTripleChecker+Invalid, 4759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 4702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-09 02:20:52,468 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2073 Valid, 8841 Invalid, 4759 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 4702 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-09 02:20:52,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46608 states. [2022-02-09 02:20:52,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46608 to 12676. [2022-02-09 02:20:52,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12676 states, 12597 states have (on average 2.0009526077637534) internal successors, (25206), 12675 states have internal predecessors, (25206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:52,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12676 states to 12676 states and 25206 transitions. [2022-02-09 02:20:52,877 INFO L78 Accepts]: Start accepts. Automaton has 12676 states and 25206 transitions. Word has length 104 [2022-02-09 02:20:52,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:20:52,877 INFO L470 AbstractCegarLoop]: Abstraction has 12676 states and 25206 transitions. [2022-02-09 02:20:52,877 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:52,877 INFO L276 IsEmpty]: Start isEmpty. Operand 12676 states and 25206 transitions. [2022-02-09 02:20:52,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:20:52,879 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:20:52,879 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:20:52,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-02-09 02:20:52,879 INFO L402 AbstractCegarLoop]: === Iteration 172 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:20:52,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:20:52,879 INFO L85 PathProgramCache]: Analyzing trace with hash 724344571, now seen corresponding path program 81 times [2022-02-09 02:20:52,879 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:20:52,879 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949156905] [2022-02-09 02:20:52,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:20:52,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:20:52,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:20:53,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:20:53,009 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:20:53,009 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949156905] [2022-02-09 02:20:53,009 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949156905] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:20:53,009 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:20:53,009 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:20:53,009 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213830683] [2022-02-09 02:20:53,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:20:53,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:20:53,010 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:20:53,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:20:53,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:20:53,010 INFO L87 Difference]: Start difference. First operand 12676 states and 25206 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:57,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:20:57,719 INFO L93 Difference]: Finished difference Result 47136 states and 93693 transitions. [2022-02-09 02:20:57,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-02-09 02:20:57,719 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:20:57,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:20:57,813 INFO L225 Difference]: With dead ends: 47136 [2022-02-09 02:20:57,813 INFO L226 Difference]: Without dead ends: 47136 [2022-02-09 02:20:57,813 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=368, Invalid=1438, Unknown=0, NotChecked=0, Total=1806 [2022-02-09 02:20:57,813 INFO L933 BasicCegarLoop]: 1469 mSDtfsCounter, 1967 mSDsluCounter, 10481 mSDsCounter, 0 mSdLazyCounter, 9291 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1967 SdHoareTripleChecker+Valid, 11946 SdHoareTripleChecker+Invalid, 9362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 9291 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:20:57,814 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1967 Valid, 11946 Invalid, 9362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 9291 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2022-02-09 02:20:57,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47136 states. [2022-02-09 02:20:58,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47136 to 12561. [2022-02-09 02:20:58,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12561 states, 12482 states have (on average 2.000640922929018) internal successors, (24972), 12560 states have internal predecessors, (24972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:58,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12561 states to 12561 states and 24972 transitions. [2022-02-09 02:20:58,265 INFO L78 Accepts]: Start accepts. Automaton has 12561 states and 24972 transitions. Word has length 104 [2022-02-09 02:20:58,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:20:58,265 INFO L470 AbstractCegarLoop]: Abstraction has 12561 states and 24972 transitions. [2022-02-09 02:20:58,265 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:58,265 INFO L276 IsEmpty]: Start isEmpty. Operand 12561 states and 24972 transitions. [2022-02-09 02:20:58,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:20:58,266 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:20:58,266 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:20:58,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-02-09 02:20:58,266 INFO L402 AbstractCegarLoop]: === Iteration 173 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:20:58,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:20:58,267 INFO L85 PathProgramCache]: Analyzing trace with hash -2096719119, now seen corresponding path program 86 times [2022-02-09 02:20:58,267 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:20:58,267 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188578202] [2022-02-09 02:20:58,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:20:58,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:20:58,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:20:58,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:20:58,449 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:20:58,449 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188578202] [2022-02-09 02:20:58,449 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188578202] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:20:58,449 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:20:58,449 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:20:58,450 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192430531] [2022-02-09 02:20:58,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:20:58,450 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:20:58,450 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:20:58,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:20:58,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:20:58,450 INFO L87 Difference]: Start difference. First operand 12561 states and 24972 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:20:59,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:20:59,813 INFO L93 Difference]: Finished difference Result 12830 states and 25500 transitions. [2022-02-09 02:20:59,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-09 02:20:59,814 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:20:59,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:20:59,839 INFO L225 Difference]: With dead ends: 12830 [2022-02-09 02:20:59,840 INFO L226 Difference]: Without dead ends: 12830 [2022-02-09 02:20:59,840 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=190, Invalid=802, Unknown=0, NotChecked=0, Total=992 [2022-02-09 02:20:59,840 INFO L933 BasicCegarLoop]: 410 mSDtfsCounter, 560 mSDsluCounter, 3109 mSDsCounter, 0 mSdLazyCounter, 2054 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 3518 SdHoareTripleChecker+Invalid, 2109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 2054 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:20:59,840 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [560 Valid, 3518 Invalid, 2109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 2054 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-09 02:20:59,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12830 states. [2022-02-09 02:21:00,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12830 to 12591. [2022-02-09 02:21:00,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12591 states, 12512 states have (on average 2.0007193094629154) internal successors, (25033), 12590 states have internal predecessors, (25033), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:00,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12591 states to 12591 states and 25033 transitions. [2022-02-09 02:21:00,043 INFO L78 Accepts]: Start accepts. Automaton has 12591 states and 25033 transitions. Word has length 104 [2022-02-09 02:21:00,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:00,044 INFO L470 AbstractCegarLoop]: Abstraction has 12591 states and 25033 transitions. [2022-02-09 02:21:00,044 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:00,044 INFO L276 IsEmpty]: Start isEmpty. Operand 12591 states and 25033 transitions. [2022-02-09 02:21:00,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:00,045 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:00,045 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:00,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2022-02-09 02:21:00,045 INFO L402 AbstractCegarLoop]: === Iteration 174 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:00,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:00,046 INFO L85 PathProgramCache]: Analyzing trace with hash 1599367945, now seen corresponding path program 87 times [2022-02-09 02:21:00,046 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:00,046 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151286468] [2022-02-09 02:21:00,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:00,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:00,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:00,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:00,220 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:00,220 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151286468] [2022-02-09 02:21:00,220 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1151286468] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:00,220 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:00,220 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:00,220 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445496136] [2022-02-09 02:21:00,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:00,221 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:00,221 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:00,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:00,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:00,221 INFO L87 Difference]: Start difference. First operand 12591 states and 25033 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:01,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:01,639 INFO L93 Difference]: Finished difference Result 12877 states and 25595 transitions. [2022-02-09 02:21:01,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-09 02:21:01,640 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:01,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:01,666 INFO L225 Difference]: With dead ends: 12877 [2022-02-09 02:21:01,666 INFO L226 Difference]: Without dead ends: 12877 [2022-02-09 02:21:01,667 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=180, Invalid=812, Unknown=0, NotChecked=0, Total=992 [2022-02-09 02:21:01,667 INFO L933 BasicCegarLoop]: 408 mSDtfsCounter, 584 mSDsluCounter, 3379 mSDsCounter, 0 mSdLazyCounter, 2403 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 584 SdHoareTripleChecker+Valid, 3786 SdHoareTripleChecker+Invalid, 2470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 2403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:01,667 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [584 Valid, 3786 Invalid, 2470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 2403 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-09 02:21:01,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12877 states. [2022-02-09 02:21:01,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12877 to 12596. [2022-02-09 02:21:01,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12596 states, 12517 states have (on average 2.0007190221299034) internal successors, (25043), 12595 states have internal predecessors, (25043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:01,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12596 states to 12596 states and 25043 transitions. [2022-02-09 02:21:01,899 INFO L78 Accepts]: Start accepts. Automaton has 12596 states and 25043 transitions. Word has length 104 [2022-02-09 02:21:01,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:01,899 INFO L470 AbstractCegarLoop]: Abstraction has 12596 states and 25043 transitions. [2022-02-09 02:21:01,899 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:01,899 INFO L276 IsEmpty]: Start isEmpty. Operand 12596 states and 25043 transitions. [2022-02-09 02:21:01,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:01,901 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:01,901 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:01,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2022-02-09 02:21:01,901 INFO L402 AbstractCegarLoop]: === Iteration 175 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:01,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:01,902 INFO L85 PathProgramCache]: Analyzing trace with hash 1684196617, now seen corresponding path program 88 times [2022-02-09 02:21:01,902 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:01,902 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397301608] [2022-02-09 02:21:01,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:01,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:01,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:02,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:02,092 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:02,092 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397301608] [2022-02-09 02:21:02,092 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397301608] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:02,092 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:02,092 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:02,092 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165804131] [2022-02-09 02:21:02,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:02,093 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:02,093 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:02,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:02,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:02,093 INFO L87 Difference]: Start difference. First operand 12596 states and 25043 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:03,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:03,868 INFO L93 Difference]: Finished difference Result 13027 states and 25894 transitions. [2022-02-09 02:21:03,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-09 02:21:03,868 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:03,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:03,888 INFO L225 Difference]: With dead ends: 13027 [2022-02-09 02:21:03,889 INFO L226 Difference]: Without dead ends: 13027 [2022-02-09 02:21:03,889 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=179, Invalid=813, Unknown=0, NotChecked=0, Total=992 [2022-02-09 02:21:03,889 INFO L933 BasicCegarLoop]: 418 mSDtfsCounter, 583 mSDsluCounter, 3932 mSDsCounter, 0 mSdLazyCounter, 3066 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 583 SdHoareTripleChecker+Valid, 4349 SdHoareTripleChecker+Invalid, 3132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 3066 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:03,889 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [583 Valid, 4349 Invalid, 3132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 3066 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-09 02:21:03,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13027 states. [2022-02-09 02:21:04,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13027 to 12608. [2022-02-09 02:21:04,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12608 states, 12529 states have (on average 2.0007981482959534) internal successors, (25068), 12607 states have internal predecessors, (25068), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:04,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12608 states to 12608 states and 25068 transitions. [2022-02-09 02:21:04,099 INFO L78 Accepts]: Start accepts. Automaton has 12608 states and 25068 transitions. Word has length 104 [2022-02-09 02:21:04,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:04,099 INFO L470 AbstractCegarLoop]: Abstraction has 12608 states and 25068 transitions. [2022-02-09 02:21:04,100 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:04,100 INFO L276 IsEmpty]: Start isEmpty. Operand 12608 states and 25068 transitions. [2022-02-09 02:21:04,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:04,101 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:04,102 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:04,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2022-02-09 02:21:04,102 INFO L402 AbstractCegarLoop]: === Iteration 176 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:04,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:04,102 INFO L85 PathProgramCache]: Analyzing trace with hash -659925589, now seen corresponding path program 89 times [2022-02-09 02:21:04,102 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:04,102 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420462499] [2022-02-09 02:21:04,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:04,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:04,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:04,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:04,284 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:04,284 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420462499] [2022-02-09 02:21:04,284 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420462499] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:04,284 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:04,284 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:04,284 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528636730] [2022-02-09 02:21:04,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:04,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:04,285 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:04,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:04,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:04,285 INFO L87 Difference]: Start difference. First operand 12608 states and 25068 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:05,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:05,677 INFO L93 Difference]: Finished difference Result 12879 states and 25600 transitions. [2022-02-09 02:21:05,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-09 02:21:05,678 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:05,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:05,701 INFO L225 Difference]: With dead ends: 12879 [2022-02-09 02:21:05,701 INFO L226 Difference]: Without dead ends: 12879 [2022-02-09 02:21:05,702 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=191, Invalid=801, Unknown=0, NotChecked=0, Total=992 [2022-02-09 02:21:05,702 INFO L933 BasicCegarLoop]: 418 mSDtfsCounter, 608 mSDsluCounter, 3206 mSDsCounter, 0 mSdLazyCounter, 2135 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 608 SdHoareTripleChecker+Valid, 3623 SdHoareTripleChecker+Invalid, 2211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 2135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:05,702 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [608 Valid, 3623 Invalid, 2211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 2135 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-09 02:21:05,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12879 states. [2022-02-09 02:21:05,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12879 to 12608. [2022-02-09 02:21:05,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12608 states, 12529 states have (on average 2.0007981482959534) internal successors, (25068), 12607 states have internal predecessors, (25068), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:05,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12608 states to 12608 states and 25068 transitions. [2022-02-09 02:21:05,907 INFO L78 Accepts]: Start accepts. Automaton has 12608 states and 25068 transitions. Word has length 104 [2022-02-09 02:21:05,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:05,908 INFO L470 AbstractCegarLoop]: Abstraction has 12608 states and 25068 transitions. [2022-02-09 02:21:05,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:05,908 INFO L276 IsEmpty]: Start isEmpty. Operand 12608 states and 25068 transitions. [2022-02-09 02:21:05,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:05,909 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:05,909 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:05,909 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2022-02-09 02:21:05,909 INFO L402 AbstractCegarLoop]: === Iteration 177 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:05,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:05,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1515845775, now seen corresponding path program 90 times [2022-02-09 02:21:05,910 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:05,910 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628848632] [2022-02-09 02:21:05,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:05,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:05,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:06,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:06,080 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:06,080 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628848632] [2022-02-09 02:21:06,080 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628848632] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:06,080 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:06,080 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:06,081 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987930170] [2022-02-09 02:21:06,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:06,081 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:06,081 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:06,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:06,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:06,081 INFO L87 Difference]: Start difference. First operand 12608 states and 25068 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:07,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:07,583 INFO L93 Difference]: Finished difference Result 12909 states and 25660 transitions. [2022-02-09 02:21:07,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-09 02:21:07,583 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:07,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:07,609 INFO L225 Difference]: With dead ends: 12909 [2022-02-09 02:21:07,609 INFO L226 Difference]: Without dead ends: 12909 [2022-02-09 02:21:07,610 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=176, Invalid=816, Unknown=0, NotChecked=0, Total=992 [2022-02-09 02:21:07,610 INFO L933 BasicCegarLoop]: 411 mSDtfsCounter, 594 mSDsluCounter, 3614 mSDsCounter, 0 mSdLazyCounter, 2626 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 594 SdHoareTripleChecker+Valid, 4024 SdHoareTripleChecker+Invalid, 2695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 2626 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:07,610 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [594 Valid, 4024 Invalid, 2695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 2626 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-09 02:21:07,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12909 states. [2022-02-09 02:21:07,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12909 to 12615. [2022-02-09 02:21:07,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12615 states, 12536 states have (on average 2.0007977026164645) internal successors, (25082), 12614 states have internal predecessors, (25082), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:07,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12615 states to 12615 states and 25082 transitions. [2022-02-09 02:21:07,868 INFO L78 Accepts]: Start accepts. Automaton has 12615 states and 25082 transitions. Word has length 104 [2022-02-09 02:21:07,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:07,868 INFO L470 AbstractCegarLoop]: Abstraction has 12615 states and 25082 transitions. [2022-02-09 02:21:07,868 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:07,869 INFO L276 IsEmpty]: Start isEmpty. Operand 12615 states and 25082 transitions. [2022-02-09 02:21:07,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:07,870 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:07,870 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:07,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2022-02-09 02:21:07,870 INFO L402 AbstractCegarLoop]: === Iteration 178 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:07,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:07,871 INFO L85 PathProgramCache]: Analyzing trace with hash 1600674447, now seen corresponding path program 91 times [2022-02-09 02:21:07,871 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:07,871 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476519326] [2022-02-09 02:21:07,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:07,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:07,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:08,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:08,052 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:08,052 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476519326] [2022-02-09 02:21:08,052 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476519326] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:08,052 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:08,052 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:08,052 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986861459] [2022-02-09 02:21:08,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:08,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:08,052 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:08,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:08,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:08,053 INFO L87 Difference]: Start difference. First operand 12615 states and 25082 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:09,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:09,318 INFO L93 Difference]: Finished difference Result 13010 states and 25862 transitions. [2022-02-09 02:21:09,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-09 02:21:09,318 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:09,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:09,344 INFO L225 Difference]: With dead ends: 13010 [2022-02-09 02:21:09,344 INFO L226 Difference]: Without dead ends: 13010 [2022-02-09 02:21:09,344 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=174, Invalid=818, Unknown=0, NotChecked=0, Total=992 [2022-02-09 02:21:09,344 INFO L933 BasicCegarLoop]: 422 mSDtfsCounter, 609 mSDsluCounter, 3275 mSDsCounter, 0 mSdLazyCounter, 2295 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 609 SdHoareTripleChecker+Valid, 3696 SdHoareTripleChecker+Invalid, 2378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 2295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:09,344 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [609 Valid, 3696 Invalid, 2378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 2295 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-09 02:21:09,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13010 states. [2022-02-09 02:21:09,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13010 to 12613. [2022-02-09 02:21:09,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12613 states, 12534 states have (on average 2.0007978299026647) internal successors, (25078), 12612 states have internal predecessors, (25078), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:09,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12613 states to 12613 states and 25078 transitions. [2022-02-09 02:21:09,557 INFO L78 Accepts]: Start accepts. Automaton has 12613 states and 25078 transitions. Word has length 104 [2022-02-09 02:21:09,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:09,557 INFO L470 AbstractCegarLoop]: Abstraction has 12613 states and 25078 transitions. [2022-02-09 02:21:09,557 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:09,557 INFO L276 IsEmpty]: Start isEmpty. Operand 12613 states and 25078 transitions. [2022-02-09 02:21:09,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:09,559 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:09,559 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:09,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2022-02-09 02:21:09,559 INFO L402 AbstractCegarLoop]: === Iteration 179 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:09,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:09,559 INFO L85 PathProgramCache]: Analyzing trace with hash 680098481, now seen corresponding path program 92 times [2022-02-09 02:21:09,559 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:09,560 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210732349] [2022-02-09 02:21:09,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:09,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:09,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:09,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:09,728 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:09,728 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210732349] [2022-02-09 02:21:09,729 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210732349] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:09,729 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:09,729 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:09,729 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025256109] [2022-02-09 02:21:09,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:09,729 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:09,729 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:09,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:09,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:09,730 INFO L87 Difference]: Start difference. First operand 12613 states and 25078 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:11,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:11,225 INFO L93 Difference]: Finished difference Result 13148 states and 26136 transitions. [2022-02-09 02:21:11,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-09 02:21:11,226 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:11,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:11,248 INFO L225 Difference]: With dead ends: 13148 [2022-02-09 02:21:11,248 INFO L226 Difference]: Without dead ends: 13148 [2022-02-09 02:21:11,249 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=174, Invalid=818, Unknown=0, NotChecked=0, Total=992 [2022-02-09 02:21:11,249 INFO L933 BasicCegarLoop]: 430 mSDtfsCounter, 603 mSDsluCounter, 3540 mSDsCounter, 0 mSdLazyCounter, 2685 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 603 SdHoareTripleChecker+Valid, 3969 SdHoareTripleChecker+Invalid, 2768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 2685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:11,249 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [603 Valid, 3969 Invalid, 2768 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 2685 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-09 02:21:11,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13148 states. [2022-02-09 02:21:11,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13148 to 12625. [2022-02-09 02:21:11,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12625 states, 12546 states have (on average 2.000876773473617) internal successors, (25103), 12624 states have internal predecessors, (25103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:11,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12625 states to 12625 states and 25103 transitions. [2022-02-09 02:21:11,498 INFO L78 Accepts]: Start accepts. Automaton has 12625 states and 25103 transitions. Word has length 104 [2022-02-09 02:21:11,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:11,498 INFO L470 AbstractCegarLoop]: Abstraction has 12625 states and 25103 transitions. [2022-02-09 02:21:11,498 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:11,498 INFO L276 IsEmpty]: Start isEmpty. Operand 12625 states and 25103 transitions. [2022-02-09 02:21:11,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:11,500 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:11,500 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:11,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2022-02-09 02:21:11,500 INFO L402 AbstractCegarLoop]: === Iteration 180 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:11,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:11,500 INFO L85 PathProgramCache]: Analyzing trace with hash 186719853, now seen corresponding path program 93 times [2022-02-09 02:21:11,501 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:11,501 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595956221] [2022-02-09 02:21:11,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:11,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:11,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:11,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:11,671 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:11,671 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595956221] [2022-02-09 02:21:11,672 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595956221] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:11,672 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:11,672 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:11,672 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732579431] [2022-02-09 02:21:11,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:11,672 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:11,672 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:11,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:11,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:11,673 INFO L87 Difference]: Start difference. First operand 12625 states and 25103 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:13,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:13,219 INFO L93 Difference]: Finished difference Result 12935 states and 25713 transitions. [2022-02-09 02:21:13,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-09 02:21:13,220 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:13,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:13,250 INFO L225 Difference]: With dead ends: 12935 [2022-02-09 02:21:13,251 INFO L226 Difference]: Without dead ends: 12935 [2022-02-09 02:21:13,251 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=183, Invalid=809, Unknown=0, NotChecked=0, Total=992 [2022-02-09 02:21:13,251 INFO L933 BasicCegarLoop]: 419 mSDtfsCounter, 591 mSDsluCounter, 3710 mSDsCounter, 0 mSdLazyCounter, 2692 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 591 SdHoareTripleChecker+Valid, 4128 SdHoareTripleChecker+Invalid, 2767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 2692 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:13,252 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [591 Valid, 4128 Invalid, 2767 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 2692 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-09 02:21:13,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12935 states. [2022-02-09 02:21:13,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12935 to 12630. [2022-02-09 02:21:13,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12630 states, 12551 states have (on average 2.0008764241893076) internal successors, (25113), 12629 states have internal predecessors, (25113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:13,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12630 states to 12630 states and 25113 transitions. [2022-02-09 02:21:13,455 INFO L78 Accepts]: Start accepts. Automaton has 12630 states and 25113 transitions. Word has length 104 [2022-02-09 02:21:13,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:13,456 INFO L470 AbstractCegarLoop]: Abstraction has 12630 states and 25113 transitions. [2022-02-09 02:21:13,456 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:13,456 INFO L276 IsEmpty]: Start isEmpty. Operand 12630 states and 25113 transitions. [2022-02-09 02:21:13,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:13,457 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:13,457 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:13,457 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2022-02-09 02:21:13,457 INFO L402 AbstractCegarLoop]: === Iteration 181 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:13,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:13,458 INFO L85 PathProgramCache]: Analyzing trace with hash 271548525, now seen corresponding path program 94 times [2022-02-09 02:21:13,458 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:13,458 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111379171] [2022-02-09 02:21:13,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:13,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:13,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:13,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:13,648 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:13,648 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111379171] [2022-02-09 02:21:13,648 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111379171] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:13,648 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:13,648 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:13,648 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341403531] [2022-02-09 02:21:13,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:13,648 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:13,649 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:13,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:13,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:13,649 INFO L87 Difference]: Start difference. First operand 12630 states and 25113 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:15,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:15,211 INFO L93 Difference]: Finished difference Result 13109 states and 26061 transitions. [2022-02-09 02:21:15,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-09 02:21:15,211 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:15,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:15,234 INFO L225 Difference]: With dead ends: 13109 [2022-02-09 02:21:15,234 INFO L226 Difference]: Without dead ends: 13109 [2022-02-09 02:21:15,234 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=182, Invalid=810, Unknown=0, NotChecked=0, Total=992 [2022-02-09 02:21:15,235 INFO L933 BasicCegarLoop]: 431 mSDtfsCounter, 630 mSDsluCounter, 3532 mSDsCounter, 0 mSdLazyCounter, 2572 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 630 SdHoareTripleChecker+Valid, 3962 SdHoareTripleChecker+Invalid, 2664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 2572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:15,235 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [630 Valid, 3962 Invalid, 2664 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 2572 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-09 02:21:15,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13109 states. [2022-02-09 02:21:15,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13109 to 12628. [2022-02-09 02:21:15,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12628 states, 12549 states have (on average 2.000876563869631) internal successors, (25109), 12627 states have internal predecessors, (25109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:15,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12628 states to 12628 states and 25109 transitions. [2022-02-09 02:21:15,466 INFO L78 Accepts]: Start accepts. Automaton has 12628 states and 25109 transitions. Word has length 104 [2022-02-09 02:21:15,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:15,466 INFO L470 AbstractCegarLoop]: Abstraction has 12628 states and 25109 transitions. [2022-02-09 02:21:15,466 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:15,466 INFO L276 IsEmpty]: Start isEmpty. Operand 12628 states and 25109 transitions. [2022-02-09 02:21:15,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:15,467 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:15,467 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:15,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2022-02-09 02:21:15,467 INFO L402 AbstractCegarLoop]: === Iteration 182 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:15,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:15,468 INFO L85 PathProgramCache]: Analyzing trace with hash -2072573681, now seen corresponding path program 95 times [2022-02-09 02:21:15,468 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:15,468 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922744310] [2022-02-09 02:21:15,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:15,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:15,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:15,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:15,629 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:15,629 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922744310] [2022-02-09 02:21:15,629 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922744310] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:15,629 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:15,630 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:15,630 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553989296] [2022-02-09 02:21:15,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:15,630 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:15,630 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:15,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:15,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:15,631 INFO L87 Difference]: Start difference. First operand 12628 states and 25109 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:16,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:16,910 INFO L93 Difference]: Finished difference Result 12905 states and 25653 transitions. [2022-02-09 02:21:16,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-09 02:21:16,911 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:16,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:16,936 INFO L225 Difference]: With dead ends: 12905 [2022-02-09 02:21:16,936 INFO L226 Difference]: Without dead ends: 12905 [2022-02-09 02:21:16,936 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=194, Invalid=798, Unknown=0, NotChecked=0, Total=992 [2022-02-09 02:21:16,937 INFO L933 BasicCegarLoop]: 424 mSDtfsCounter, 630 mSDsluCounter, 3048 mSDsCounter, 0 mSdLazyCounter, 1919 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 630 SdHoareTripleChecker+Valid, 3471 SdHoareTripleChecker+Invalid, 2014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 1919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:16,937 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [630 Valid, 3471 Invalid, 2014 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 1919 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-09 02:21:16,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12905 states. [2022-02-09 02:21:17,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12905 to 12625. [2022-02-09 02:21:17,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12625 states, 12546 states have (on average 2.000876773473617) internal successors, (25103), 12624 states have internal predecessors, (25103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:17,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12625 states to 12625 states and 25103 transitions. [2022-02-09 02:21:17,169 INFO L78 Accepts]: Start accepts. Automaton has 12625 states and 25103 transitions. Word has length 104 [2022-02-09 02:21:17,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:17,170 INFO L470 AbstractCegarLoop]: Abstraction has 12625 states and 25103 transitions. [2022-02-09 02:21:17,170 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:17,170 INFO L276 IsEmpty]: Start isEmpty. Operand 12625 states and 25103 transitions. [2022-02-09 02:21:17,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:17,171 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:17,171 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:17,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2022-02-09 02:21:17,172 INFO L402 AbstractCegarLoop]: === Iteration 183 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:17,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:17,172 INFO L85 PathProgramCache]: Analyzing trace with hash 630723819, now seen corresponding path program 96 times [2022-02-09 02:21:17,172 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:17,172 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217552855] [2022-02-09 02:21:17,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:17,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:17,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:17,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:17,367 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:17,367 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217552855] [2022-02-09 02:21:17,367 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1217552855] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:17,367 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:17,367 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:17,367 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537862025] [2022-02-09 02:21:17,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:17,367 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:17,367 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:17,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:17,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:17,368 INFO L87 Difference]: Start difference. First operand 12625 states and 25103 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:19,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:19,394 INFO L93 Difference]: Finished difference Result 23245 states and 46211 transitions. [2022-02-09 02:21:19,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-09 02:21:19,395 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:19,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:19,445 INFO L225 Difference]: With dead ends: 23245 [2022-02-09 02:21:19,446 INFO L226 Difference]: Without dead ends: 23245 [2022-02-09 02:21:19,446 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=187, Invalid=869, Unknown=0, NotChecked=0, Total=1056 [2022-02-09 02:21:19,446 INFO L933 BasicCegarLoop]: 743 mSDtfsCounter, 1317 mSDsluCounter, 5657 mSDsCounter, 0 mSdLazyCounter, 3695 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1317 SdHoareTripleChecker+Valid, 6399 SdHoareTripleChecker+Invalid, 3756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 3695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:19,446 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1317 Valid, 6399 Invalid, 3756 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 3695 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-09 02:21:19,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23245 states. [2022-02-09 02:21:19,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23245 to 12649. [2022-02-09 02:21:19,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12649 states, 12570 states have (on average 2.0008750994431184) internal successors, (25151), 12648 states have internal predecessors, (25151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:19,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12649 states to 12649 states and 25151 transitions. [2022-02-09 02:21:19,806 INFO L78 Accepts]: Start accepts. Automaton has 12649 states and 25151 transitions. Word has length 104 [2022-02-09 02:21:19,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:19,806 INFO L470 AbstractCegarLoop]: Abstraction has 12649 states and 25151 transitions. [2022-02-09 02:21:19,806 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:19,806 INFO L276 IsEmpty]: Start isEmpty. Operand 12649 states and 25151 transitions. [2022-02-09 02:21:19,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:19,808 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:19,808 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:19,808 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2022-02-09 02:21:19,808 INFO L402 AbstractCegarLoop]: === Iteration 184 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:19,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:19,808 INFO L85 PathProgramCache]: Analyzing trace with hash 715552491, now seen corresponding path program 97 times [2022-02-09 02:21:19,809 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:19,809 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371718904] [2022-02-09 02:21:19,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:19,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:19,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:19,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:19,952 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:19,952 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371718904] [2022-02-09 02:21:19,952 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371718904] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:19,952 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:19,952 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:19,952 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939198087] [2022-02-09 02:21:19,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:19,953 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:19,953 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:19,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:19,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:19,953 INFO L87 Difference]: Start difference. First operand 12649 states and 25151 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:21,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:21,981 INFO L93 Difference]: Finished difference Result 23346 states and 46413 transitions. [2022-02-09 02:21:21,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-09 02:21:21,981 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:21,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:22,025 INFO L225 Difference]: With dead ends: 23346 [2022-02-09 02:21:22,026 INFO L226 Difference]: Without dead ends: 23346 [2022-02-09 02:21:22,026 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=183, Invalid=873, Unknown=0, NotChecked=0, Total=1056 [2022-02-09 02:21:22,026 INFO L933 BasicCegarLoop]: 742 mSDtfsCounter, 1201 mSDsluCounter, 5805 mSDsCounter, 0 mSdLazyCounter, 3939 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1201 SdHoareTripleChecker+Valid, 6546 SdHoareTripleChecker+Invalid, 4010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 3939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:22,027 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1201 Valid, 6546 Invalid, 4010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 3939 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-09 02:21:22,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23346 states. [2022-02-09 02:21:22,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23346 to 12647. [2022-02-09 02:21:22,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12647 states, 12568 states have (on average 2.000875238701464) internal successors, (25147), 12646 states have internal predecessors, (25147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:22,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12647 states to 12647 states and 25147 transitions. [2022-02-09 02:21:22,305 INFO L78 Accepts]: Start accepts. Automaton has 12647 states and 25147 transitions. Word has length 104 [2022-02-09 02:21:22,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:22,305 INFO L470 AbstractCegarLoop]: Abstraction has 12647 states and 25147 transitions. [2022-02-09 02:21:22,305 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:22,305 INFO L276 IsEmpty]: Start isEmpty. Operand 12647 states and 25147 transitions. [2022-02-09 02:21:22,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:22,306 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:22,307 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:22,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2022-02-09 02:21:22,307 INFO L402 AbstractCegarLoop]: === Iteration 185 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:22,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:22,307 INFO L85 PathProgramCache]: Analyzing trace with hash -205023475, now seen corresponding path program 98 times [2022-02-09 02:21:22,307 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:22,307 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961855815] [2022-02-09 02:21:22,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:22,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:22,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:22,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:22,502 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:22,502 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961855815] [2022-02-09 02:21:22,502 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961855815] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:22,502 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:22,502 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:22,502 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369310801] [2022-02-09 02:21:22,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:22,502 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:22,502 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:22,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:22,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:22,503 INFO L87 Difference]: Start difference. First operand 12647 states and 25147 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:24,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:24,609 INFO L93 Difference]: Finished difference Result 23420 states and 46561 transitions. [2022-02-09 02:21:24,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-09 02:21:24,610 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:24,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:24,659 INFO L225 Difference]: With dead ends: 23420 [2022-02-09 02:21:24,659 INFO L226 Difference]: Without dead ends: 23420 [2022-02-09 02:21:24,659 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=181, Invalid=875, Unknown=0, NotChecked=0, Total=1056 [2022-02-09 02:21:24,660 INFO L933 BasicCegarLoop]: 707 mSDtfsCounter, 1132 mSDsluCounter, 5676 mSDsCounter, 0 mSdLazyCounter, 3806 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1132 SdHoareTripleChecker+Valid, 6382 SdHoareTripleChecker+Invalid, 3868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 3806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:24,660 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1132 Valid, 6382 Invalid, 3868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 3806 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-09 02:21:24,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23420 states. [2022-02-09 02:21:24,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23420 to 12645. [2022-02-09 02:21:24,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12645 states, 12566 states have (on average 2.000875378004138) internal successors, (25143), 12644 states have internal predecessors, (25143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:24,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12645 states to 12645 states and 25143 transitions. [2022-02-09 02:21:24,959 INFO L78 Accepts]: Start accepts. Automaton has 12645 states and 25143 transitions. Word has length 104 [2022-02-09 02:21:24,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:24,959 INFO L470 AbstractCegarLoop]: Abstraction has 12645 states and 25143 transitions. [2022-02-09 02:21:24,959 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:24,959 INFO L276 IsEmpty]: Start isEmpty. Operand 12645 states and 25143 transitions. [2022-02-09 02:21:24,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:24,961 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:24,961 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:24,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2022-02-09 02:21:24,961 INFO L402 AbstractCegarLoop]: === Iteration 186 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:24,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:24,962 INFO L85 PathProgramCache]: Analyzing trace with hash -1362133687, now seen corresponding path program 99 times [2022-02-09 02:21:24,962 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:24,962 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968075926] [2022-02-09 02:21:24,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:24,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:24,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:25,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:25,162 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:25,162 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968075926] [2022-02-09 02:21:25,162 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968075926] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:25,162 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:25,162 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:25,162 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162508467] [2022-02-09 02:21:25,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:25,162 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:25,162 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:25,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:25,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:25,163 INFO L87 Difference]: Start difference. First operand 12645 states and 25143 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:27,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:27,605 INFO L93 Difference]: Finished difference Result 23227 states and 46175 transitions. [2022-02-09 02:21:27,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-09 02:21:27,605 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:27,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:27,653 INFO L225 Difference]: With dead ends: 23227 [2022-02-09 02:21:27,653 INFO L226 Difference]: Without dead ends: 23227 [2022-02-09 02:21:27,653 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 261 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=231, Invalid=1101, Unknown=0, NotChecked=0, Total=1332 [2022-02-09 02:21:27,653 INFO L933 BasicCegarLoop]: 788 mSDtfsCounter, 1494 mSDsluCounter, 6696 mSDsCounter, 0 mSdLazyCounter, 4599 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1494 SdHoareTripleChecker+Valid, 7483 SdHoareTripleChecker+Invalid, 4646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 4599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:27,654 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1494 Valid, 7483 Invalid, 4646 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 4599 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-09 02:21:27,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23227 states. [2022-02-09 02:21:27,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23227 to 12681. [2022-02-09 02:21:27,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12681 states, 12602 states have (on average 2.000952229804793) internal successors, (25216), 12680 states have internal predecessors, (25216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:27,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12681 states to 12681 states and 25216 transitions. [2022-02-09 02:21:27,968 INFO L78 Accepts]: Start accepts. Automaton has 12681 states and 25216 transitions. Word has length 104 [2022-02-09 02:21:27,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:27,969 INFO L470 AbstractCegarLoop]: Abstraction has 12681 states and 25216 transitions. [2022-02-09 02:21:27,969 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:27,969 INFO L276 IsEmpty]: Start isEmpty. Operand 12681 states and 25216 transitions. [2022-02-09 02:21:27,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:27,970 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:27,970 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:27,970 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2022-02-09 02:21:27,970 INFO L402 AbstractCegarLoop]: === Iteration 187 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:27,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:27,971 INFO L85 PathProgramCache]: Analyzing trace with hash -719852873, now seen corresponding path program 82 times [2022-02-09 02:21:27,971 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:27,971 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939208468] [2022-02-09 02:21:27,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:27,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:27,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:28,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:28,101 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:28,101 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939208468] [2022-02-09 02:21:28,101 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939208468] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:28,101 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:28,101 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:28,102 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549978641] [2022-02-09 02:21:28,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:28,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:28,102 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:28,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:28,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:28,103 INFO L87 Difference]: Start difference. First operand 12681 states and 25216 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:30,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:30,176 INFO L93 Difference]: Finished difference Result 23172 states and 46055 transitions. [2022-02-09 02:21:30,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 02:21:30,177 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:30,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:30,223 INFO L225 Difference]: With dead ends: 23172 [2022-02-09 02:21:30,223 INFO L226 Difference]: Without dead ends: 23172 [2022-02-09 02:21:30,224 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=141, Invalid=615, Unknown=0, NotChecked=0, Total=756 [2022-02-09 02:21:30,224 INFO L933 BasicCegarLoop]: 909 mSDtfsCounter, 1456 mSDsluCounter, 6653 mSDsCounter, 0 mSdLazyCounter, 4371 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1456 SdHoareTripleChecker+Valid, 7560 SdHoareTripleChecker+Invalid, 4441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 4371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:30,224 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1456 Valid, 7560 Invalid, 4441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 4371 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-09 02:21:30,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23172 states. [2022-02-09 02:21:30,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23172 to 12625. [2022-02-09 02:21:30,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12625 states, 12546 states have (on average 2.000956480153037) internal successors, (25104), 12624 states have internal predecessors, (25104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:30,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12625 states to 12625 states and 25104 transitions. [2022-02-09 02:21:30,506 INFO L78 Accepts]: Start accepts. Automaton has 12625 states and 25104 transitions. Word has length 104 [2022-02-09 02:21:30,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:30,506 INFO L470 AbstractCegarLoop]: Abstraction has 12625 states and 25104 transitions. [2022-02-09 02:21:30,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:30,506 INFO L276 IsEmpty]: Start isEmpty. Operand 12625 states and 25104 transitions. [2022-02-09 02:21:30,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:30,508 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:30,508 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:30,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2022-02-09 02:21:30,508 INFO L402 AbstractCegarLoop]: === Iteration 188 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:30,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:30,508 INFO L85 PathProgramCache]: Analyzing trace with hash 2051896973, now seen corresponding path program 100 times [2022-02-09 02:21:30,508 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:30,509 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360041298] [2022-02-09 02:21:30,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:30,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:30,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:30,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:30,683 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:30,683 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360041298] [2022-02-09 02:21:30,683 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360041298] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:30,683 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:30,683 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:30,684 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562135165] [2022-02-09 02:21:30,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:30,684 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:30,684 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:30,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:30,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:30,684 INFO L87 Difference]: Start difference. First operand 12625 states and 25104 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:32,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:32,402 INFO L93 Difference]: Finished difference Result 19879 states and 39516 transitions. [2022-02-09 02:21:32,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-09 02:21:32,402 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:32,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:32,450 INFO L225 Difference]: With dead ends: 19879 [2022-02-09 02:21:32,451 INFO L226 Difference]: Without dead ends: 19879 [2022-02-09 02:21:32,451 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=181, Invalid=811, Unknown=0, NotChecked=0, Total=992 [2022-02-09 02:21:32,451 INFO L933 BasicCegarLoop]: 569 mSDtfsCounter, 878 mSDsluCounter, 4273 mSDsCounter, 0 mSdLazyCounter, 2831 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 878 SdHoareTripleChecker+Valid, 4841 SdHoareTripleChecker+Invalid, 2912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 2831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:32,451 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [878 Valid, 4841 Invalid, 2912 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 2831 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-09 02:21:32,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19879 states. [2022-02-09 02:21:32,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19879 to 12627. [2022-02-09 02:21:32,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12627 states, 12548 states have (on average 2.000956327701626) internal successors, (25108), 12626 states have internal predecessors, (25108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:32,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12627 states to 12627 states and 25108 transitions. [2022-02-09 02:21:32,728 INFO L78 Accepts]: Start accepts. Automaton has 12627 states and 25108 transitions. Word has length 104 [2022-02-09 02:21:32,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:32,728 INFO L470 AbstractCegarLoop]: Abstraction has 12627 states and 25108 transitions. [2022-02-09 02:21:32,728 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:32,728 INFO L276 IsEmpty]: Start isEmpty. Operand 12627 states and 25108 transitions. [2022-02-09 02:21:32,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:32,730 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:32,730 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:32,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2022-02-09 02:21:32,730 INFO L402 AbstractCegarLoop]: === Iteration 189 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:32,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:32,731 INFO L85 PathProgramCache]: Analyzing trace with hash 2136725645, now seen corresponding path program 101 times [2022-02-09 02:21:32,731 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:32,731 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142909738] [2022-02-09 02:21:32,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:32,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:32,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:32,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:32,896 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:32,896 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142909738] [2022-02-09 02:21:32,896 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142909738] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:32,896 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:32,896 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:32,896 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913996983] [2022-02-09 02:21:32,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:32,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:32,897 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:32,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:32,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:32,897 INFO L87 Difference]: Start difference. First operand 12627 states and 25108 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:34,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:34,814 INFO L93 Difference]: Finished difference Result 19970 states and 39698 transitions. [2022-02-09 02:21:34,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-09 02:21:34,815 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:34,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:34,858 INFO L225 Difference]: With dead ends: 19970 [2022-02-09 02:21:34,858 INFO L226 Difference]: Without dead ends: 19970 [2022-02-09 02:21:34,858 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=179, Invalid=813, Unknown=0, NotChecked=0, Total=992 [2022-02-09 02:21:34,859 INFO L933 BasicCegarLoop]: 582 mSDtfsCounter, 870 mSDsluCounter, 4854 mSDsCounter, 0 mSdLazyCounter, 3609 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 870 SdHoareTripleChecker+Valid, 5435 SdHoareTripleChecker+Invalid, 3692 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 3609 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:34,859 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [870 Valid, 5435 Invalid, 3692 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 3609 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-09 02:21:34,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19970 states. [2022-02-09 02:21:35,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19970 to 12625. [2022-02-09 02:21:35,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12625 states, 12546 states have (on average 2.000956480153037) internal successors, (25104), 12624 states have internal predecessors, (25104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:35,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12625 states to 12625 states and 25104 transitions. [2022-02-09 02:21:35,155 INFO L78 Accepts]: Start accepts. Automaton has 12625 states and 25104 transitions. Word has length 104 [2022-02-09 02:21:35,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:35,155 INFO L470 AbstractCegarLoop]: Abstraction has 12625 states and 25104 transitions. [2022-02-09 02:21:35,155 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:35,155 INFO L276 IsEmpty]: Start isEmpty. Operand 12625 states and 25104 transitions. [2022-02-09 02:21:35,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:35,157 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:35,157 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:35,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2022-02-09 02:21:35,157 INFO L402 AbstractCegarLoop]: === Iteration 190 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:35,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:35,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1216149679, now seen corresponding path program 102 times [2022-02-09 02:21:35,158 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:35,158 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883043898] [2022-02-09 02:21:35,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:35,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:35,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:35,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:35,328 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:35,328 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883043898] [2022-02-09 02:21:35,328 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883043898] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:35,328 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:35,328 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:35,328 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548452894] [2022-02-09 02:21:35,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:35,329 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:35,329 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:35,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:35,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:35,329 INFO L87 Difference]: Start difference. First operand 12625 states and 25104 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:37,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:37,466 INFO L93 Difference]: Finished difference Result 19986 states and 39730 transitions. [2022-02-09 02:21:37,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-09 02:21:37,467 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:37,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:37,513 INFO L225 Difference]: With dead ends: 19986 [2022-02-09 02:21:37,514 INFO L226 Difference]: Without dead ends: 19986 [2022-02-09 02:21:37,514 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=179, Invalid=813, Unknown=0, NotChecked=0, Total=992 [2022-02-09 02:21:37,514 INFO L933 BasicCegarLoop]: 591 mSDtfsCounter, 868 mSDsluCounter, 5038 mSDsCounter, 0 mSdLazyCounter, 3909 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 868 SdHoareTripleChecker+Valid, 5628 SdHoareTripleChecker+Invalid, 3988 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 3909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:37,514 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [868 Valid, 5628 Invalid, 3988 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 3909 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-09 02:21:37,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19986 states. [2022-02-09 02:21:37,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19986 to 12615. [2022-02-09 02:21:37,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12615 states, 12536 states have (on average 2.0009572431397573) internal successors, (25084), 12614 states have internal predecessors, (25084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:37,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12615 states to 12615 states and 25084 transitions. [2022-02-09 02:21:37,867 INFO L78 Accepts]: Start accepts. Automaton has 12615 states and 25084 transitions. Word has length 104 [2022-02-09 02:21:37,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:37,867 INFO L470 AbstractCegarLoop]: Abstraction has 12615 states and 25084 transitions. [2022-02-09 02:21:37,867 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:37,867 INFO L276 IsEmpty]: Start isEmpty. Operand 12615 states and 25084 transitions. [2022-02-09 02:21:37,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:37,869 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:37,869 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:37,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2022-02-09 02:21:37,870 INFO L402 AbstractCegarLoop]: === Iteration 191 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:37,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:37,870 INFO L85 PathProgramCache]: Analyzing trace with hash 722771051, now seen corresponding path program 103 times [2022-02-09 02:21:37,870 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:37,870 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103835451] [2022-02-09 02:21:37,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:37,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:37,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:38,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:38,047 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:38,047 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103835451] [2022-02-09 02:21:38,047 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103835451] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:38,047 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:38,047 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:38,048 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281104830] [2022-02-09 02:21:38,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:38,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:38,048 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:38,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:38,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:38,049 INFO L87 Difference]: Start difference. First operand 12615 states and 25084 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:40,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:40,152 INFO L93 Difference]: Finished difference Result 19839 states and 39436 transitions. [2022-02-09 02:21:40,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-09 02:21:40,153 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:40,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:40,197 INFO L225 Difference]: With dead ends: 19839 [2022-02-09 02:21:40,198 INFO L226 Difference]: Without dead ends: 19839 [2022-02-09 02:21:40,198 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=188, Invalid=804, Unknown=0, NotChecked=0, Total=992 [2022-02-09 02:21:40,198 INFO L933 BasicCegarLoop]: 597 mSDtfsCounter, 880 mSDsluCounter, 4742 mSDsCounter, 0 mSdLazyCounter, 3566 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 880 SdHoareTripleChecker+Valid, 5338 SdHoareTripleChecker+Invalid, 3626 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 3566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:40,198 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [880 Valid, 5338 Invalid, 3626 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 3566 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-09 02:21:40,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19839 states. [2022-02-09 02:21:40,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19839 to 12615. [2022-02-09 02:21:40,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12615 states, 12536 states have (on average 2.0009572431397573) internal successors, (25084), 12614 states have internal predecessors, (25084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:40,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12615 states to 12615 states and 25084 transitions. [2022-02-09 02:21:40,505 INFO L78 Accepts]: Start accepts. Automaton has 12615 states and 25084 transitions. Word has length 104 [2022-02-09 02:21:40,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:40,505 INFO L470 AbstractCegarLoop]: Abstraction has 12615 states and 25084 transitions. [2022-02-09 02:21:40,505 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:40,505 INFO L276 IsEmpty]: Start isEmpty. Operand 12615 states and 25084 transitions. [2022-02-09 02:21:40,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:40,507 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:40,507 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:40,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2022-02-09 02:21:40,507 INFO L402 AbstractCegarLoop]: === Iteration 192 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:40,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:40,507 INFO L85 PathProgramCache]: Analyzing trace with hash 807599723, now seen corresponding path program 104 times [2022-02-09 02:21:40,507 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:40,507 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508140513] [2022-02-09 02:21:40,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:40,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:40,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:40,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:40,704 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:40,704 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508140513] [2022-02-09 02:21:40,704 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508140513] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:40,704 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:40,705 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:40,705 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086946209] [2022-02-09 02:21:40,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:40,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:40,705 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:40,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:40,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:40,706 INFO L87 Difference]: Start difference. First operand 12615 states and 25084 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:42,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:42,547 INFO L93 Difference]: Finished difference Result 19886 states and 39530 transitions. [2022-02-09 02:21:42,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-09 02:21:42,547 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:42,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:42,595 INFO L225 Difference]: With dead ends: 19886 [2022-02-09 02:21:42,595 INFO L226 Difference]: Without dead ends: 19886 [2022-02-09 02:21:42,596 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=187, Invalid=805, Unknown=0, NotChecked=0, Total=992 [2022-02-09 02:21:42,596 INFO L933 BasicCegarLoop]: 610 mSDtfsCounter, 877 mSDsluCounter, 4549 mSDsCounter, 0 mSdLazyCounter, 3295 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 877 SdHoareTripleChecker+Valid, 5158 SdHoareTripleChecker+Invalid, 3369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 3295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:42,596 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [877 Valid, 5158 Invalid, 3369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 3295 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-09 02:21:42,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19886 states. [2022-02-09 02:21:42,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19886 to 12605. [2022-02-09 02:21:42,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12605 states, 12526 states have (on average 2.000958007344723) internal successors, (25064), 12604 states have internal predecessors, (25064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:42,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12605 states to 12605 states and 25064 transitions. [2022-02-09 02:21:42,895 INFO L78 Accepts]: Start accepts. Automaton has 12605 states and 25064 transitions. Word has length 104 [2022-02-09 02:21:42,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:42,896 INFO L470 AbstractCegarLoop]: Abstraction has 12605 states and 25064 transitions. [2022-02-09 02:21:42,896 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:42,896 INFO L276 IsEmpty]: Start isEmpty. Operand 12605 states and 25064 transitions. [2022-02-09 02:21:42,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:42,897 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:42,898 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:42,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2022-02-09 02:21:42,898 INFO L402 AbstractCegarLoop]: === Iteration 193 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:42,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:42,898 INFO L85 PathProgramCache]: Analyzing trace with hash -1536522483, now seen corresponding path program 105 times [2022-02-09 02:21:42,898 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:42,898 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608100559] [2022-02-09 02:21:42,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:42,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:42,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:43,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:43,082 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:43,082 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608100559] [2022-02-09 02:21:43,083 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608100559] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:43,083 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:43,083 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:43,083 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907762060] [2022-02-09 02:21:43,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:43,083 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:43,083 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:43,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:43,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:43,084 INFO L87 Difference]: Start difference. First operand 12605 states and 25064 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:45,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:45,075 INFO L93 Difference]: Finished difference Result 19705 states and 39168 transitions. [2022-02-09 02:21:45,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-09 02:21:45,076 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:45,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:45,111 INFO L225 Difference]: With dead ends: 19705 [2022-02-09 02:21:45,112 INFO L226 Difference]: Without dead ends: 19705 [2022-02-09 02:21:45,112 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=199, Invalid=793, Unknown=0, NotChecked=0, Total=992 [2022-02-09 02:21:45,112 INFO L933 BasicCegarLoop]: 627 mSDtfsCounter, 941 mSDsluCounter, 4672 mSDsCounter, 0 mSdLazyCounter, 3350 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 941 SdHoareTripleChecker+Valid, 5298 SdHoareTripleChecker+Invalid, 3420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 3350 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:45,112 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [941 Valid, 5298 Invalid, 3420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 3350 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-09 02:21:45,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19705 states. [2022-02-09 02:21:45,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19705 to 12561. [2022-02-09 02:21:45,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12561 states, 12482 states have (on average 2.000640922929018) internal successors, (24972), 12560 states have internal predecessors, (24972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:45,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12561 states to 12561 states and 24972 transitions. [2022-02-09 02:21:45,494 INFO L78 Accepts]: Start accepts. Automaton has 12561 states and 24972 transitions. Word has length 104 [2022-02-09 02:21:45,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:45,494 INFO L470 AbstractCegarLoop]: Abstraction has 12561 states and 24972 transitions. [2022-02-09 02:21:45,494 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:45,494 INFO L276 IsEmpty]: Start isEmpty. Operand 12561 states and 24972 transitions. [2022-02-09 02:21:45,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:45,496 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:45,496 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:45,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2022-02-09 02:21:45,496 INFO L402 AbstractCegarLoop]: === Iteration 194 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:45,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:45,497 INFO L85 PathProgramCache]: Analyzing trace with hash -1743914449, now seen corresponding path program 106 times [2022-02-09 02:21:45,497 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:45,497 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081453967] [2022-02-09 02:21:45,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:45,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:45,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:45,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:45,671 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:45,671 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081453967] [2022-02-09 02:21:45,671 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081453967] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:45,671 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:45,671 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:45,671 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843723783] [2022-02-09 02:21:45,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:45,671 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:45,671 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:45,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:45,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:45,672 INFO L87 Difference]: Start difference. First operand 12561 states and 24972 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:48,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:48,626 INFO L93 Difference]: Finished difference Result 36644 states and 72848 transitions. [2022-02-09 02:21:48,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 02:21:48,627 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:48,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:48,704 INFO L225 Difference]: With dead ends: 36644 [2022-02-09 02:21:48,704 INFO L226 Difference]: Without dead ends: 36644 [2022-02-09 02:21:48,704 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=229, Invalid=1031, Unknown=0, NotChecked=0, Total=1260 [2022-02-09 02:21:48,704 INFO L933 BasicCegarLoop]: 887 mSDtfsCounter, 1540 mSDsluCounter, 7282 mSDsCounter, 0 mSdLazyCounter, 4935 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1540 SdHoareTripleChecker+Valid, 8168 SdHoareTripleChecker+Invalid, 4994 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 4935 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:48,704 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1540 Valid, 8168 Invalid, 4994 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 4935 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-09 02:21:48,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36644 states. [2022-02-09 02:21:49,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36644 to 12597. [2022-02-09 02:21:49,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12597 states, 12518 states have (on average 2.000718964690845) internal successors, (25045), 12596 states have internal predecessors, (25045), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:49,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12597 states to 12597 states and 25045 transitions. [2022-02-09 02:21:49,093 INFO L78 Accepts]: Start accepts. Automaton has 12597 states and 25045 transitions. Word has length 104 [2022-02-09 02:21:49,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:49,093 INFO L470 AbstractCegarLoop]: Abstraction has 12597 states and 25045 transitions. [2022-02-09 02:21:49,093 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:49,093 INFO L276 IsEmpty]: Start isEmpty. Operand 12597 states and 25045 transitions. [2022-02-09 02:21:49,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:49,095 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:49,095 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:49,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2022-02-09 02:21:49,095 INFO L402 AbstractCegarLoop]: === Iteration 195 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:49,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:49,095 INFO L85 PathProgramCache]: Analyzing trace with hash -1659085777, now seen corresponding path program 107 times [2022-02-09 02:21:49,095 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:49,095 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479665489] [2022-02-09 02:21:49,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:49,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:49,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:49,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:49,295 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:49,295 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479665489] [2022-02-09 02:21:49,295 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479665489] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:49,295 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:49,295 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:49,295 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187320126] [2022-02-09 02:21:49,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:49,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:49,296 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:49,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:49,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:49,296 INFO L87 Difference]: Start difference. First operand 12597 states and 25045 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:52,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:52,031 INFO L93 Difference]: Finished difference Result 36745 states and 73050 transitions. [2022-02-09 02:21:52,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-09 02:21:52,032 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:52,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:52,120 INFO L225 Difference]: With dead ends: 36745 [2022-02-09 02:21:52,120 INFO L226 Difference]: Without dead ends: 36745 [2022-02-09 02:21:52,120 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=225, Invalid=1035, Unknown=0, NotChecked=0, Total=1260 [2022-02-09 02:21:52,121 INFO L933 BasicCegarLoop]: 901 mSDtfsCounter, 1425 mSDsluCounter, 6905 mSDsCounter, 0 mSdLazyCounter, 4747 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1425 SdHoareTripleChecker+Valid, 7805 SdHoareTripleChecker+Invalid, 4806 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 4747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:52,121 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1425 Valid, 7805 Invalid, 4806 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 4747 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-09 02:21:52,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36745 states. [2022-02-09 02:21:52,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36745 to 12609. [2022-02-09 02:21:52,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12609 states, 12530 states have (on average 2.0007980845969673) internal successors, (25070), 12608 states have internal predecessors, (25070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:52,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12609 states to 12609 states and 25070 transitions. [2022-02-09 02:21:52,502 INFO L78 Accepts]: Start accepts. Automaton has 12609 states and 25070 transitions. Word has length 104 [2022-02-09 02:21:52,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:52,502 INFO L470 AbstractCegarLoop]: Abstraction has 12609 states and 25070 transitions. [2022-02-09 02:21:52,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:52,502 INFO L276 IsEmpty]: Start isEmpty. Operand 12609 states and 25070 transitions. [2022-02-09 02:21:52,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:52,503 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:52,503 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:52,503 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2022-02-09 02:21:52,503 INFO L402 AbstractCegarLoop]: === Iteration 196 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:52,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:52,504 INFO L85 PathProgramCache]: Analyzing trace with hash 1715305553, now seen corresponding path program 108 times [2022-02-09 02:21:52,504 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:52,504 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320860991] [2022-02-09 02:21:52,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:52,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:52,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:52,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:52,669 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:52,669 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320860991] [2022-02-09 02:21:52,669 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [320860991] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:52,669 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:52,669 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:52,669 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756473176] [2022-02-09 02:21:52,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:52,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:52,669 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:52,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:52,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:52,670 INFO L87 Difference]: Start difference. First operand 12609 states and 25070 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:55,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:55,593 INFO L93 Difference]: Finished difference Result 36819 states and 73198 transitions. [2022-02-09 02:21:55,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-09 02:21:55,593 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:55,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:55,677 INFO L225 Difference]: With dead ends: 36819 [2022-02-09 02:21:55,677 INFO L226 Difference]: Without dead ends: 36819 [2022-02-09 02:21:55,677 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=223, Invalid=1037, Unknown=0, NotChecked=0, Total=1260 [2022-02-09 02:21:55,677 INFO L933 BasicCegarLoop]: 866 mSDtfsCounter, 1357 mSDsluCounter, 7184 mSDsCounter, 0 mSdLazyCounter, 5042 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1357 SdHoareTripleChecker+Valid, 8049 SdHoareTripleChecker+Invalid, 5106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 5042 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:55,678 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1357 Valid, 8049 Invalid, 5106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 5042 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-09 02:21:55,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36819 states. [2022-02-09 02:21:56,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36819 to 12621. [2022-02-09 02:21:56,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12621 states, 12542 states have (on average 2.0008770531015787) internal successors, (25095), 12620 states have internal predecessors, (25095), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:56,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12621 states to 12621 states and 25095 transitions. [2022-02-09 02:21:56,068 INFO L78 Accepts]: Start accepts. Automaton has 12621 states and 25095 transitions. Word has length 104 [2022-02-09 02:21:56,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:56,068 INFO L470 AbstractCegarLoop]: Abstraction has 12621 states and 25095 transitions. [2022-02-09 02:21:56,068 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:56,068 INFO L276 IsEmpty]: Start isEmpty. Operand 12621 states and 25095 transitions. [2022-02-09 02:21:56,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:56,070 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:56,070 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:56,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2022-02-09 02:21:56,070 INFO L402 AbstractCegarLoop]: === Iteration 197 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:56,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:56,070 INFO L85 PathProgramCache]: Analyzing trace with hash 558195341, now seen corresponding path program 109 times [2022-02-09 02:21:56,070 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:56,071 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272511444] [2022-02-09 02:21:56,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:56,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:56,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:56,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:56,231 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:56,231 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272511444] [2022-02-09 02:21:56,231 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272511444] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:56,231 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:56,231 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:56,232 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723440591] [2022-02-09 02:21:56,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:56,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:56,232 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:56,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:56,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:56,233 INFO L87 Difference]: Start difference. First operand 12621 states and 25095 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:59,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:21:59,019 INFO L93 Difference]: Finished difference Result 36772 states and 73104 transitions. [2022-02-09 02:21:59,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 02:21:59,020 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:21:59,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:21:59,097 INFO L225 Difference]: With dead ends: 36772 [2022-02-09 02:21:59,097 INFO L226 Difference]: Without dead ends: 36772 [2022-02-09 02:21:59,098 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 328 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=273, Invalid=1287, Unknown=0, NotChecked=0, Total=1560 [2022-02-09 02:21:59,098 INFO L933 BasicCegarLoop]: 934 mSDtfsCounter, 1778 mSDsluCounter, 7671 mSDsCounter, 0 mSdLazyCounter, 4960 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1778 SdHoareTripleChecker+Valid, 8604 SdHoareTripleChecker+Invalid, 5017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 4960 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-09 02:21:59,098 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1778 Valid, 8604 Invalid, 5017 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 4960 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-09 02:21:59,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36772 states. [2022-02-09 02:21:59,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36772 to 12657. [2022-02-09 02:21:59,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12657 states, 12578 states have (on average 2.0009540467482907) internal successors, (25168), 12656 states have internal predecessors, (25168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:59,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12657 states to 12657 states and 25168 transitions. [2022-02-09 02:21:59,545 INFO L78 Accepts]: Start accepts. Automaton has 12657 states and 25168 transitions. Word has length 104 [2022-02-09 02:21:59,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:21:59,545 INFO L470 AbstractCegarLoop]: Abstraction has 12657 states and 25168 transitions. [2022-02-09 02:21:59,545 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:21:59,545 INFO L276 IsEmpty]: Start isEmpty. Operand 12657 states and 25168 transitions. [2022-02-09 02:21:59,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:21:59,547 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:21:59,547 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:21:59,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2022-02-09 02:21:59,547 INFO L402 AbstractCegarLoop]: === Iteration 198 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:21:59,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:21:59,547 INFO L85 PathProgramCache]: Analyzing trace with hash 1200476155, now seen corresponding path program 83 times [2022-02-09 02:21:59,547 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:21:59,547 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996143258] [2022-02-09 02:21:59,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:21:59,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:21:59,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:21:59,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:21:59,678 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:21:59,678 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996143258] [2022-02-09 02:21:59,678 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996143258] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:21:59,678 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:21:59,678 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:21:59,678 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084825562] [2022-02-09 02:21:59,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:21:59,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:21:59,678 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:21:59,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:21:59,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:21:59,679 INFO L87 Difference]: Start difference. First operand 12657 states and 25168 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:04,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:22:04,098 INFO L93 Difference]: Finished difference Result 37004 states and 73548 transitions. [2022-02-09 02:22:04,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 02:22:04,098 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:22:04,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:22:04,179 INFO L225 Difference]: With dead ends: 37004 [2022-02-09 02:22:04,180 INFO L226 Difference]: Without dead ends: 37004 [2022-02-09 02:22:04,180 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=252, Invalid=1080, Unknown=0, NotChecked=0, Total=1332 [2022-02-09 02:22:04,180 INFO L933 BasicCegarLoop]: 1198 mSDtfsCounter, 1672 mSDsluCounter, 10404 mSDsCounter, 0 mSdLazyCounter, 8945 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1672 SdHoareTripleChecker+Valid, 11598 SdHoareTripleChecker+Invalid, 9005 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 8945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:22:04,180 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1672 Valid, 11598 Invalid, 9005 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 8945 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-02-09 02:22:04,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37004 states. [2022-02-09 02:22:04,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37004 to 12580. [2022-02-09 02:22:04,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12580 states, 12501 states have (on average 2.0009599232061435) internal successors, (25014), 12579 states have internal predecessors, (25014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:04,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12580 states to 12580 states and 25014 transitions. [2022-02-09 02:22:04,605 INFO L78 Accepts]: Start accepts. Automaton has 12580 states and 25014 transitions. Word has length 104 [2022-02-09 02:22:04,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:22:04,606 INFO L470 AbstractCegarLoop]: Abstraction has 12580 states and 25014 transitions. [2022-02-09 02:22:04,606 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:04,606 INFO L276 IsEmpty]: Start isEmpty. Operand 12580 states and 25014 transitions. [2022-02-09 02:22:04,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:22:04,607 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:22:04,607 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:22:04,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2022-02-09 02:22:04,607 INFO L402 AbstractCegarLoop]: === Iteration 199 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:22:04,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:22:04,608 INFO L85 PathProgramCache]: Analyzing trace with hash -322741295, now seen corresponding path program 110 times [2022-02-09 02:22:04,608 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:22:04,608 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667383438] [2022-02-09 02:22:04,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:22:04,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:22:04,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:22:04,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:22:04,783 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:22:04,783 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667383438] [2022-02-09 02:22:04,783 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1667383438] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:22:04,783 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:22:04,783 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:22:04,783 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113230926] [2022-02-09 02:22:04,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:22:04,784 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:22:04,784 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:22:04,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:22:04,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:22:04,784 INFO L87 Difference]: Start difference. First operand 12580 states and 25014 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:07,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:22:07,183 INFO L93 Difference]: Finished difference Result 26981 states and 53642 transitions. [2022-02-09 02:22:07,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-09 02:22:07,183 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:22:07,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:22:07,238 INFO L225 Difference]: With dead ends: 26981 [2022-02-09 02:22:07,238 INFO L226 Difference]: Without dead ends: 26981 [2022-02-09 02:22:07,239 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=237, Invalid=1023, Unknown=0, NotChecked=0, Total=1260 [2022-02-09 02:22:07,239 INFO L933 BasicCegarLoop]: 725 mSDtfsCounter, 991 mSDsluCounter, 5743 mSDsCounter, 0 mSdLazyCounter, 4200 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 991 SdHoareTripleChecker+Valid, 6467 SdHoareTripleChecker+Invalid, 4261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 4200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:22:07,239 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [991 Valid, 6467 Invalid, 4261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 4200 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-09 02:22:07,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26981 states. [2022-02-09 02:22:07,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26981 to 12582. [2022-02-09 02:22:07,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12582 states, 12503 states have (on average 2.0009597696552825) internal successors, (25018), 12581 states have internal predecessors, (25018), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:07,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12582 states to 12582 states and 25018 transitions. [2022-02-09 02:22:07,547 INFO L78 Accepts]: Start accepts. Automaton has 12582 states and 25018 transitions. Word has length 104 [2022-02-09 02:22:07,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:22:07,548 INFO L470 AbstractCegarLoop]: Abstraction has 12582 states and 25018 transitions. [2022-02-09 02:22:07,548 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:07,548 INFO L276 IsEmpty]: Start isEmpty. Operand 12582 states and 25018 transitions. [2022-02-09 02:22:07,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:22:07,549 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:22:07,550 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:22:07,550 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2022-02-09 02:22:07,550 INFO L402 AbstractCegarLoop]: === Iteration 200 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:22:07,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:22:07,550 INFO L85 PathProgramCache]: Analyzing trace with hash -237912623, now seen corresponding path program 111 times [2022-02-09 02:22:07,550 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:22:07,550 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682197533] [2022-02-09 02:22:07,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:22:07,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:22:07,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:22:07,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:22:07,748 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:22:07,748 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682197533] [2022-02-09 02:22:07,748 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682197533] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:22:07,748 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:22:07,748 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:22:07,749 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031894975] [2022-02-09 02:22:07,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:22:07,749 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:22:07,749 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:22:07,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:22:07,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:22:07,749 INFO L87 Difference]: Start difference. First operand 12582 states and 25018 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:10,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:22:10,031 INFO L93 Difference]: Finished difference Result 27072 states and 53824 transitions. [2022-02-09 02:22:10,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-09 02:22:10,032 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:22:10,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:22:10,103 INFO L225 Difference]: With dead ends: 27072 [2022-02-09 02:22:10,104 INFO L226 Difference]: Without dead ends: 27072 [2022-02-09 02:22:10,104 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=235, Invalid=1025, Unknown=0, NotChecked=0, Total=1260 [2022-02-09 02:22:10,104 INFO L933 BasicCegarLoop]: 740 mSDtfsCounter, 1007 mSDsluCounter, 5521 mSDsCounter, 0 mSdLazyCounter, 3968 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1007 SdHoareTripleChecker+Valid, 6260 SdHoareTripleChecker+Invalid, 4046 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 3968 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:22:10,104 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1007 Valid, 6260 Invalid, 4046 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 3968 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-09 02:22:10,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27072 states. [2022-02-09 02:22:10,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27072 to 12580. [2022-02-09 02:22:10,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12580 states, 12501 states have (on average 2.0009599232061435) internal successors, (25014), 12579 states have internal predecessors, (25014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:10,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12580 states to 12580 states and 25014 transitions. [2022-02-09 02:22:10,426 INFO L78 Accepts]: Start accepts. Automaton has 12580 states and 25014 transitions. Word has length 104 [2022-02-09 02:22:10,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:22:10,426 INFO L470 AbstractCegarLoop]: Abstraction has 12580 states and 25014 transitions. [2022-02-09 02:22:10,426 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:10,427 INFO L276 IsEmpty]: Start isEmpty. Operand 12580 states and 25014 transitions. [2022-02-09 02:22:10,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:22:10,428 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:22:10,428 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:22:10,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2022-02-09 02:22:10,428 INFO L402 AbstractCegarLoop]: === Iteration 201 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:22:10,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:22:10,429 INFO L85 PathProgramCache]: Analyzing trace with hash -1158488589, now seen corresponding path program 112 times [2022-02-09 02:22:10,429 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:22:10,429 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14794097] [2022-02-09 02:22:10,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:22:10,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:22:10,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:22:10,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:22:10,578 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:22:10,578 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14794097] [2022-02-09 02:22:10,578 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14794097] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:22:10,578 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:22:10,578 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:22:10,579 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385847040] [2022-02-09 02:22:10,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:22:10,579 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:22:10,579 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:22:10,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:22:10,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:22:10,579 INFO L87 Difference]: Start difference. First operand 12580 states and 25014 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:13,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:22:13,204 INFO L93 Difference]: Finished difference Result 27207 states and 54090 transitions. [2022-02-09 02:22:13,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-09 02:22:13,205 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:22:13,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:22:13,269 INFO L225 Difference]: With dead ends: 27207 [2022-02-09 02:22:13,269 INFO L226 Difference]: Without dead ends: 27207 [2022-02-09 02:22:13,269 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=235, Invalid=1025, Unknown=0, NotChecked=0, Total=1260 [2022-02-09 02:22:13,269 INFO L933 BasicCegarLoop]: 749 mSDtfsCounter, 1003 mSDsluCounter, 6007 mSDsCounter, 0 mSdLazyCounter, 4628 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1003 SdHoareTripleChecker+Valid, 6755 SdHoareTripleChecker+Invalid, 4703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 4628 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:22:13,269 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1003 Valid, 6755 Invalid, 4703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 4628 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-09 02:22:13,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27207 states. [2022-02-09 02:22:13,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27207 to 12570. [2022-02-09 02:22:13,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12570 states, 12491 states have (on average 2.0009606916980225) internal successors, (24994), 12569 states have internal predecessors, (24994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:13,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12570 states to 12570 states and 24994 transitions. [2022-02-09 02:22:13,628 INFO L78 Accepts]: Start accepts. Automaton has 12570 states and 24994 transitions. Word has length 104 [2022-02-09 02:22:13,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:22:13,628 INFO L470 AbstractCegarLoop]: Abstraction has 12570 states and 24994 transitions. [2022-02-09 02:22:13,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:13,628 INFO L276 IsEmpty]: Start isEmpty. Operand 12570 states and 24994 transitions. [2022-02-09 02:22:13,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:22:13,629 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:22:13,630 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:22:13,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2022-02-09 02:22:13,630 INFO L402 AbstractCegarLoop]: === Iteration 202 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:22:13,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:22:13,630 INFO L85 PathProgramCache]: Analyzing trace with hash -1651867217, now seen corresponding path program 113 times [2022-02-09 02:22:13,630 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:22:13,630 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186782579] [2022-02-09 02:22:13,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:22:13,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:22:13,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:22:13,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:22:13,822 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:22:13,822 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186782579] [2022-02-09 02:22:13,823 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186782579] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:22:13,823 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:22:13,823 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:22:13,823 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163598776] [2022-02-09 02:22:13,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:22:13,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:22:13,823 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:22:13,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:22:13,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:22:13,824 INFO L87 Difference]: Start difference. First operand 12570 states and 24994 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:16,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:22:16,359 INFO L93 Difference]: Finished difference Result 26965 states and 53610 transitions. [2022-02-09 02:22:16,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-09 02:22:16,359 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:22:16,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:22:16,424 INFO L225 Difference]: With dead ends: 26965 [2022-02-09 02:22:16,424 INFO L226 Difference]: Without dead ends: 26965 [2022-02-09 02:22:16,425 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=259, Invalid=1073, Unknown=0, NotChecked=0, Total=1332 [2022-02-09 02:22:16,425 INFO L933 BasicCegarLoop]: 753 mSDtfsCounter, 1017 mSDsluCounter, 6011 mSDsCounter, 0 mSdLazyCounter, 4532 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1017 SdHoareTripleChecker+Valid, 6763 SdHoareTripleChecker+Invalid, 4594 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 4532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:22:16,425 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1017 Valid, 6763 Invalid, 4594 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 4532 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-09 02:22:16,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26965 states. [2022-02-09 02:22:16,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26965 to 12570. [2022-02-09 02:22:16,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12570 states, 12491 states have (on average 2.0009606916980225) internal successors, (24994), 12569 states have internal predecessors, (24994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:16,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12570 states to 12570 states and 24994 transitions. [2022-02-09 02:22:16,850 INFO L78 Accepts]: Start accepts. Automaton has 12570 states and 24994 transitions. Word has length 104 [2022-02-09 02:22:16,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:22:16,850 INFO L470 AbstractCegarLoop]: Abstraction has 12570 states and 24994 transitions. [2022-02-09 02:22:16,850 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:16,850 INFO L276 IsEmpty]: Start isEmpty. Operand 12570 states and 24994 transitions. [2022-02-09 02:22:16,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:22:16,852 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:22:16,852 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:22:16,852 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2022-02-09 02:22:16,852 INFO L402 AbstractCegarLoop]: === Iteration 203 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:22:16,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:22:16,853 INFO L85 PathProgramCache]: Analyzing trace with hash -1567038545, now seen corresponding path program 114 times [2022-02-09 02:22:16,853 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:22:16,853 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478339848] [2022-02-09 02:22:16,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:22:16,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:22:16,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:22:17,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:22:17,040 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:22:17,040 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478339848] [2022-02-09 02:22:17,040 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478339848] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:22:17,040 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:22:17,040 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:22:17,040 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252512982] [2022-02-09 02:22:17,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:22:17,041 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:22:17,041 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:22:17,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:22:17,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:22:17,041 INFO L87 Difference]: Start difference. First operand 12570 states and 24994 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:19,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:22:19,651 INFO L93 Difference]: Finished difference Result 27107 states and 53890 transitions. [2022-02-09 02:22:19,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-09 02:22:19,652 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:22:19,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:22:19,723 INFO L225 Difference]: With dead ends: 27107 [2022-02-09 02:22:19,723 INFO L226 Difference]: Without dead ends: 27107 [2022-02-09 02:22:19,723 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 239 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=258, Invalid=1074, Unknown=0, NotChecked=0, Total=1332 [2022-02-09 02:22:19,723 INFO L933 BasicCegarLoop]: 768 mSDtfsCounter, 1046 mSDsluCounter, 5973 mSDsCounter, 0 mSdLazyCounter, 4603 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1046 SdHoareTripleChecker+Valid, 6740 SdHoareTripleChecker+Invalid, 4669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 4603 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:22:19,724 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1046 Valid, 6740 Invalid, 4669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 4603 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-09 02:22:19,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27107 states. [2022-02-09 02:22:20,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27107 to 12560. [2022-02-09 02:22:20,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12560 states, 12481 states have (on average 2.0009614614213604) internal successors, (24974), 12559 states have internal predecessors, (24974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:20,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12560 states to 12560 states and 24974 transitions. [2022-02-09 02:22:20,056 INFO L78 Accepts]: Start accepts. Automaton has 12560 states and 24974 transitions. Word has length 104 [2022-02-09 02:22:20,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:22:20,056 INFO L470 AbstractCegarLoop]: Abstraction has 12560 states and 24974 transitions. [2022-02-09 02:22:20,057 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:20,057 INFO L276 IsEmpty]: Start isEmpty. Operand 12560 states and 24974 transitions. [2022-02-09 02:22:20,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:22:20,058 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:22:20,058 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:22:20,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2022-02-09 02:22:20,058 INFO L402 AbstractCegarLoop]: === Iteration 204 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:22:20,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:22:20,059 INFO L85 PathProgramCache]: Analyzing trace with hash 383806545, now seen corresponding path program 115 times [2022-02-09 02:22:20,059 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:22:20,059 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671439417] [2022-02-09 02:22:20,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:22:20,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:22:20,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:22:20,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:22:20,221 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:22:20,221 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671439417] [2022-02-09 02:22:20,221 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671439417] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:22:20,221 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:22:20,222 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:22:20,222 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842104048] [2022-02-09 02:22:20,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:22:20,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:22:20,222 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:22:20,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:22:20,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:22:20,222 INFO L87 Difference]: Start difference. First operand 12560 states and 24974 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:22,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:22:22,845 INFO L93 Difference]: Finished difference Result 26926 states and 53528 transitions. [2022-02-09 02:22:22,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-09 02:22:22,846 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:22:22,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:22:22,899 INFO L225 Difference]: With dead ends: 26926 [2022-02-09 02:22:22,899 INFO L226 Difference]: Without dead ends: 26926 [2022-02-09 02:22:22,899 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=286, Invalid=1120, Unknown=0, NotChecked=0, Total=1406 [2022-02-09 02:22:22,899 INFO L933 BasicCegarLoop]: 767 mSDtfsCounter, 1093 mSDsluCounter, 5723 mSDsCounter, 0 mSdLazyCounter, 4254 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1093 SdHoareTripleChecker+Valid, 6489 SdHoareTripleChecker+Invalid, 4311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 4254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:22:22,899 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1093 Valid, 6489 Invalid, 4311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 4254 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-09 02:22:22,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26926 states. [2022-02-09 02:22:23,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26926 to 12516. [2022-02-09 02:22:23,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12516 states, 12437 states have (on average 2.0006432419393745) internal successors, (24882), 12515 states have internal predecessors, (24882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:23,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12516 states to 12516 states and 24882 transitions. [2022-02-09 02:22:23,197 INFO L78 Accepts]: Start accepts. Automaton has 12516 states and 24882 transitions. Word has length 104 [2022-02-09 02:22:23,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:22:23,197 INFO L470 AbstractCegarLoop]: Abstraction has 12516 states and 24882 transitions. [2022-02-09 02:22:23,197 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:23,197 INFO L276 IsEmpty]: Start isEmpty. Operand 12516 states and 24882 transitions. [2022-02-09 02:22:23,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:22:23,199 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:22:23,199 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:22:23,199 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2022-02-09 02:22:23,199 INFO L402 AbstractCegarLoop]: === Iteration 205 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:22:23,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:22:23,199 INFO L85 PathProgramCache]: Analyzing trace with hash 686113899, now seen corresponding path program 116 times [2022-02-09 02:22:23,199 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:22:23,199 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067359663] [2022-02-09 02:22:23,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:22:23,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:22:23,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:22:23,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:22:23,363 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:22:23,363 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067359663] [2022-02-09 02:22:23,363 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067359663] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:22:23,363 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:22:23,363 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:22:23,363 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367776209] [2022-02-09 02:22:23,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:22:23,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:22:23,364 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:22:23,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:22:23,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:22:23,364 INFO L87 Difference]: Start difference. First operand 12516 states and 24882 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:25,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:22:25,736 INFO L93 Difference]: Finished difference Result 32890 states and 65385 transitions. [2022-02-09 02:22:25,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 02:22:25,737 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:22:25,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:22:25,875 INFO L225 Difference]: With dead ends: 32890 [2022-02-09 02:22:25,875 INFO L226 Difference]: Without dead ends: 32890 [2022-02-09 02:22:25,876 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 319 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=263, Invalid=1219, Unknown=0, NotChecked=0, Total=1482 [2022-02-09 02:22:25,876 INFO L933 BasicCegarLoop]: 947 mSDtfsCounter, 1508 mSDsluCounter, 7078 mSDsCounter, 0 mSdLazyCounter, 4090 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1508 SdHoareTripleChecker+Valid, 8024 SdHoareTripleChecker+Invalid, 4149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 4090 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-09 02:22:25,876 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1508 Valid, 8024 Invalid, 4149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 4090 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-09 02:22:25,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32890 states. [2022-02-09 02:22:26,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32890 to 12536. [2022-02-09 02:22:26,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12536 states, 12457 states have (on average 2.000722485349603) internal successors, (24923), 12535 states have internal predecessors, (24923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:26,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12536 states to 12536 states and 24923 transitions. [2022-02-09 02:22:26,209 INFO L78 Accepts]: Start accepts. Automaton has 12536 states and 24923 transitions. Word has length 104 [2022-02-09 02:22:26,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:22:26,210 INFO L470 AbstractCegarLoop]: Abstraction has 12536 states and 24923 transitions. [2022-02-09 02:22:26,210 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:26,210 INFO L276 IsEmpty]: Start isEmpty. Operand 12536 states and 24923 transitions. [2022-02-09 02:22:26,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:22:26,211 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:22:26,211 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:22:26,211 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2022-02-09 02:22:26,211 INFO L402 AbstractCegarLoop]: === Iteration 206 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:22:26,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:22:26,212 INFO L85 PathProgramCache]: Analyzing trace with hash 770942571, now seen corresponding path program 117 times [2022-02-09 02:22:26,212 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:22:26,212 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992470972] [2022-02-09 02:22:26,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:22:26,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:22:26,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:22:26,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:22:26,372 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:22:26,372 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992470972] [2022-02-09 02:22:26,372 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992470972] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:22:26,372 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:22:26,372 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:22:26,372 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227800633] [2022-02-09 02:22:26,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:22:26,373 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:22:26,373 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:22:26,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:22:26,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:22:26,373 INFO L87 Difference]: Start difference. First operand 12536 states and 24923 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:29,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:22:29,255 INFO L93 Difference]: Finished difference Result 32991 states and 65587 transitions. [2022-02-09 02:22:29,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-09 02:22:29,256 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:22:29,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:22:29,333 INFO L225 Difference]: With dead ends: 32991 [2022-02-09 02:22:29,334 INFO L226 Difference]: Without dead ends: 32991 [2022-02-09 02:22:29,334 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 299 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=244, Invalid=1162, Unknown=0, NotChecked=0, Total=1406 [2022-02-09 02:22:29,334 INFO L933 BasicCegarLoop]: 979 mSDtfsCounter, 1376 mSDsluCounter, 7587 mSDsCounter, 0 mSdLazyCounter, 5077 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1376 SdHoareTripleChecker+Valid, 8565 SdHoareTripleChecker+Invalid, 5127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 5077 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-09 02:22:29,334 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1376 Valid, 8565 Invalid, 5127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 5077 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-09 02:22:29,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32991 states. [2022-02-09 02:22:29,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32991 to 12548. [2022-02-09 02:22:29,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12548 states, 12469 states have (on average 2.000801988932553) internal successors, (24948), 12547 states have internal predecessors, (24948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:29,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12548 states to 12548 states and 24948 transitions. [2022-02-09 02:22:29,751 INFO L78 Accepts]: Start accepts. Automaton has 12548 states and 24948 transitions. Word has length 104 [2022-02-09 02:22:29,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:22:29,752 INFO L470 AbstractCegarLoop]: Abstraction has 12548 states and 24948 transitions. [2022-02-09 02:22:29,752 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:29,752 INFO L276 IsEmpty]: Start isEmpty. Operand 12548 states and 24948 transitions. [2022-02-09 02:22:29,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:22:29,753 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:22:29,753 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:22:29,753 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2022-02-09 02:22:29,753 INFO L402 AbstractCegarLoop]: === Iteration 207 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:22:29,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:22:29,754 INFO L85 PathProgramCache]: Analyzing trace with hash -149633395, now seen corresponding path program 118 times [2022-02-09 02:22:29,754 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:22:29,754 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563078282] [2022-02-09 02:22:29,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:22:29,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:22:29,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:22:29,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:22:29,908 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:22:29,908 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563078282] [2022-02-09 02:22:29,908 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563078282] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:22:29,908 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:22:29,908 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:22:29,908 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39545087] [2022-02-09 02:22:29,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:22:29,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:22:29,909 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:22:29,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:22:29,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:22:29,909 INFO L87 Difference]: Start difference. First operand 12548 states and 24948 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:32,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:22:32,329 INFO L93 Difference]: Finished difference Result 33065 states and 65735 transitions. [2022-02-09 02:22:32,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-09 02:22:32,329 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:22:32,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:22:32,401 INFO L225 Difference]: With dead ends: 33065 [2022-02-09 02:22:32,401 INFO L226 Difference]: Without dead ends: 33065 [2022-02-09 02:22:32,401 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=228, Invalid=1104, Unknown=0, NotChecked=0, Total=1332 [2022-02-09 02:22:32,402 INFO L933 BasicCegarLoop]: 944 mSDtfsCounter, 1348 mSDsluCounter, 7113 mSDsCounter, 0 mSdLazyCounter, 4353 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1348 SdHoareTripleChecker+Valid, 8056 SdHoareTripleChecker+Invalid, 4422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 4353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:22:32,407 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1348 Valid, 8056 Invalid, 4422 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 4353 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-09 02:22:32,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33065 states. [2022-02-09 02:22:32,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33065 to 12560. [2022-02-09 02:22:32,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12560 states, 12481 states have (on average 2.0008813396362473) internal successors, (24973), 12559 states have internal predecessors, (24973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:32,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12560 states to 12560 states and 24973 transitions. [2022-02-09 02:22:32,817 INFO L78 Accepts]: Start accepts. Automaton has 12560 states and 24973 transitions. Word has length 104 [2022-02-09 02:22:32,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:22:32,817 INFO L470 AbstractCegarLoop]: Abstraction has 12560 states and 24973 transitions. [2022-02-09 02:22:32,817 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:32,818 INFO L276 IsEmpty]: Start isEmpty. Operand 12560 states and 24973 transitions. [2022-02-09 02:22:32,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:22:32,819 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:22:32,819 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:22:32,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2022-02-09 02:22:32,820 INFO L402 AbstractCegarLoop]: === Iteration 208 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:22:32,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:22:32,820 INFO L85 PathProgramCache]: Analyzing trace with hash -1306743607, now seen corresponding path program 119 times [2022-02-09 02:22:32,820 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:22:32,820 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680898586] [2022-02-09 02:22:32,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:22:32,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:22:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:22:32,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:22:32,999 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:22:32,999 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680898586] [2022-02-09 02:22:33,000 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680898586] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:22:33,000 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:22:33,000 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:22:33,000 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124071125] [2022-02-09 02:22:33,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:22:33,000 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:22:33,000 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:22:33,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:22:33,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:22:33,001 INFO L87 Difference]: Start difference. First operand 12560 states and 24973 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:35,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:22:35,539 INFO L93 Difference]: Finished difference Result 42737 states and 84965 transitions. [2022-02-09 02:22:35,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-09 02:22:35,539 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:22:35,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:22:35,650 INFO L225 Difference]: With dead ends: 42737 [2022-02-09 02:22:35,650 INFO L226 Difference]: Without dead ends: 42737 [2022-02-09 02:22:35,651 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 372 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=283, Invalid=1357, Unknown=0, NotChecked=0, Total=1640 [2022-02-09 02:22:35,651 INFO L933 BasicCegarLoop]: 993 mSDtfsCounter, 1932 mSDsluCounter, 7533 mSDsCounter, 0 mSdLazyCounter, 4224 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1932 SdHoareTripleChecker+Valid, 8525 SdHoareTripleChecker+Invalid, 4281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 4224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:22:35,651 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1932 Valid, 8525 Invalid, 4281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 4224 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-09 02:22:35,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42737 states. [2022-02-09 02:22:36,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42737 to 12596. [2022-02-09 02:22:36,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12596 states, 12517 states have (on average 2.0009586961732047) internal successors, (25046), 12595 states have internal predecessors, (25046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:36,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12596 states to 12596 states and 25046 transitions. [2022-02-09 02:22:36,109 INFO L78 Accepts]: Start accepts. Automaton has 12596 states and 25046 transitions. Word has length 104 [2022-02-09 02:22:36,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:22:36,109 INFO L470 AbstractCegarLoop]: Abstraction has 12596 states and 25046 transitions. [2022-02-09 02:22:36,109 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:36,110 INFO L276 IsEmpty]: Start isEmpty. Operand 12596 states and 25046 transitions. [2022-02-09 02:22:36,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:22:36,111 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:22:36,111 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:22:36,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2022-02-09 02:22:36,111 INFO L402 AbstractCegarLoop]: === Iteration 209 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:22:36,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:22:36,111 INFO L85 PathProgramCache]: Analyzing trace with hash -664462793, now seen corresponding path program 84 times [2022-02-09 02:22:36,112 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:22:36,112 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453223053] [2022-02-09 02:22:36,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:22:36,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:22:36,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:22:36,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:22:36,256 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:22:36,257 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453223053] [2022-02-09 02:22:36,257 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453223053] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:22:36,257 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:22:36,257 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:22:36,257 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154285721] [2022-02-09 02:22:36,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:22:36,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:22:36,257 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:22:36,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:22:36,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:22:36,258 INFO L87 Difference]: Start difference. First operand 12596 states and 25046 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:40,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:22:40,593 INFO L93 Difference]: Finished difference Result 42899 states and 85269 transitions. [2022-02-09 02:22:40,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-09 02:22:40,593 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:22:40,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:22:40,689 INFO L225 Difference]: With dead ends: 42899 [2022-02-09 02:22:40,690 INFO L226 Difference]: Without dead ends: 42899 [2022-02-09 02:22:40,690 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=273, Invalid=1059, Unknown=0, NotChecked=0, Total=1332 [2022-02-09 02:22:40,690 INFO L933 BasicCegarLoop]: 1260 mSDtfsCounter, 1819 mSDsluCounter, 10770 mSDsCounter, 0 mSdLazyCounter, 8516 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1819 SdHoareTripleChecker+Valid, 12025 SdHoareTripleChecker+Invalid, 8581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 8516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-02-09 02:22:40,690 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1819 Valid, 12025 Invalid, 8581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 8516 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-02-09 02:22:40,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42899 states. [2022-02-09 02:22:41,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42899 to 12486. [2022-02-09 02:22:41,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12486 states, 12407 states have (on average 2.0006447972918515) internal successors, (24822), 12485 states have internal predecessors, (24822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:41,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12486 states to 12486 states and 24822 transitions. [2022-02-09 02:22:41,128 INFO L78 Accepts]: Start accepts. Automaton has 12486 states and 24822 transitions. Word has length 104 [2022-02-09 02:22:41,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:22:41,128 INFO L470 AbstractCegarLoop]: Abstraction has 12486 states and 24822 transitions. [2022-02-09 02:22:41,128 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:41,128 INFO L276 IsEmpty]: Start isEmpty. Operand 12486 states and 24822 transitions. [2022-02-09 02:22:41,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:22:41,130 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:22:41,130 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:22:41,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2022-02-09 02:22:41,130 INFO L402 AbstractCegarLoop]: === Iteration 210 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:22:41,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:22:41,130 INFO L85 PathProgramCache]: Analyzing trace with hash -1155187255, now seen corresponding path program 120 times [2022-02-09 02:22:41,130 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:22:41,130 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465847055] [2022-02-09 02:22:41,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:22:41,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:22:41,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:22:41,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:22:41,291 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:22:41,291 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465847055] [2022-02-09 02:22:41,292 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465847055] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:22:41,292 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:22:41,292 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:22:41,292 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610957115] [2022-02-09 02:22:41,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:22:41,292 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:22:41,292 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:22:41,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:22:41,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:22:41,293 INFO L87 Difference]: Start difference. First operand 12486 states and 24822 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:43,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:22:43,822 INFO L93 Difference]: Finished difference Result 32569 states and 64745 transitions. [2022-02-09 02:22:43,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 02:22:43,822 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:22:43,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:22:43,883 INFO L225 Difference]: With dead ends: 32569 [2022-02-09 02:22:43,884 INFO L226 Difference]: Without dead ends: 32569 [2022-02-09 02:22:43,884 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 337 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=274, Invalid=1286, Unknown=0, NotChecked=0, Total=1560 [2022-02-09 02:22:43,884 INFO L933 BasicCegarLoop]: 993 mSDtfsCounter, 1757 mSDsluCounter, 7228 mSDsCounter, 0 mSdLazyCounter, 4014 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1757 SdHoareTripleChecker+Valid, 8220 SdHoareTripleChecker+Invalid, 4072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 4014 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:22:43,884 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1757 Valid, 8220 Invalid, 4072 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [58 Valid, 4014 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-09 02:22:43,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32569 states. [2022-02-09 02:22:44,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32569 to 12542. [2022-02-09 02:22:44,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12542 states, 12463 states have (on average 2.0009628500361067) internal successors, (24938), 12541 states have internal predecessors, (24938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:44,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12542 states to 12542 states and 24938 transitions. [2022-02-09 02:22:44,245 INFO L78 Accepts]: Start accepts. Automaton has 12542 states and 24938 transitions. Word has length 104 [2022-02-09 02:22:44,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:22:44,245 INFO L470 AbstractCegarLoop]: Abstraction has 12542 states and 24938 transitions. [2022-02-09 02:22:44,245 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:44,245 INFO L276 IsEmpty]: Start isEmpty. Operand 12542 states and 24938 transitions. [2022-02-09 02:22:44,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:22:44,247 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:22:44,247 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:22:44,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2022-02-09 02:22:44,248 INFO L402 AbstractCegarLoop]: === Iteration 211 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:22:44,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:22:44,248 INFO L85 PathProgramCache]: Analyzing trace with hash -512906441, now seen corresponding path program 85 times [2022-02-09 02:22:44,248 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:22:44,248 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851768832] [2022-02-09 02:22:44,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:22:44,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:22:44,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:22:44,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:22:44,400 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:22:44,400 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851768832] [2022-02-09 02:22:44,400 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851768832] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:22:44,400 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:22:44,400 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:22:44,400 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914492610] [2022-02-09 02:22:44,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:22:44,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:22:44,400 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:22:44,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:22:44,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:22:44,401 INFO L87 Difference]: Start difference. First operand 12542 states and 24938 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:47,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:22:47,183 INFO L93 Difference]: Finished difference Result 32810 states and 65212 transitions. [2022-02-09 02:22:47,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-09 02:22:47,184 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:22:47,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:22:47,259 INFO L225 Difference]: With dead ends: 32810 [2022-02-09 02:22:47,259 INFO L226 Difference]: Without dead ends: 32810 [2022-02-09 02:22:47,259 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=217, Invalid=839, Unknown=0, NotChecked=0, Total=1056 [2022-02-09 02:22:47,260 INFO L933 BasicCegarLoop]: 1264 mSDtfsCounter, 1640 mSDsluCounter, 8555 mSDsCounter, 0 mSdLazyCounter, 5450 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1640 SdHoareTripleChecker+Valid, 9817 SdHoareTripleChecker+Invalid, 5524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 5450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-09 02:22:47,260 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1640 Valid, 9817 Invalid, 5524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 5450 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-09 02:22:47,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32810 states. [2022-02-09 02:22:47,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32810 to 12408. [2022-02-09 02:22:47,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12408 states, 12329 states have (on average 2.0006488766323303) internal successors, (24666), 12407 states have internal predecessors, (24666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:47,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12408 states to 12408 states and 24666 transitions. [2022-02-09 02:22:47,669 INFO L78 Accepts]: Start accepts. Automaton has 12408 states and 24666 transitions. Word has length 104 [2022-02-09 02:22:47,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:22:47,669 INFO L470 AbstractCegarLoop]: Abstraction has 12408 states and 24666 transitions. [2022-02-09 02:22:47,669 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:47,669 INFO L276 IsEmpty]: Start isEmpty. Operand 12408 states and 24666 transitions. [2022-02-09 02:22:47,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:22:47,670 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:22:47,670 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:22:47,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210 [2022-02-09 02:22:47,671 INFO L402 AbstractCegarLoop]: === Iteration 212 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:22:47,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:22:47,671 INFO L85 PathProgramCache]: Analyzing trace with hash -1379034839, now seen corresponding path program 86 times [2022-02-09 02:22:47,671 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:22:47,671 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808537051] [2022-02-09 02:22:47,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:22:47,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:22:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:22:47,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:22:47,836 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:22:47,836 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808537051] [2022-02-09 02:22:47,837 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808537051] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:22:47,837 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:22:47,837 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:22:47,837 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533050355] [2022-02-09 02:22:47,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:22:47,837 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:22:47,837 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:22:47,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:22:47,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:22:47,838 INFO L87 Difference]: Start difference. First operand 12408 states and 24666 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:49,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:22:49,565 INFO L93 Difference]: Finished difference Result 23194 states and 46116 transitions. [2022-02-09 02:22:49,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-09 02:22:49,566 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:22:49,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:22:49,608 INFO L225 Difference]: With dead ends: 23194 [2022-02-09 02:22:49,608 INFO L226 Difference]: Without dead ends: 23194 [2022-02-09 02:22:49,608 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=226, Invalid=830, Unknown=0, NotChecked=0, Total=1056 [2022-02-09 02:22:49,608 INFO L933 BasicCegarLoop]: 771 mSDtfsCounter, 1007 mSDsluCounter, 4615 mSDsCounter, 0 mSdLazyCounter, 3037 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1007 SdHoareTripleChecker+Valid, 5385 SdHoareTripleChecker+Invalid, 3118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 3037 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-09 02:22:49,608 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1007 Valid, 5385 Invalid, 3118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 3037 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-09 02:22:49,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23194 states. [2022-02-09 02:22:49,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23194 to 12510. [2022-02-09 02:22:49,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12510 states, 12431 states have (on average 2.0006435524092994) internal successors, (24870), 12509 states have internal predecessors, (24870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:49,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12510 states to 12510 states and 24870 transitions. [2022-02-09 02:22:49,890 INFO L78 Accepts]: Start accepts. Automaton has 12510 states and 24870 transitions. Word has length 104 [2022-02-09 02:22:49,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:22:49,890 INFO L470 AbstractCegarLoop]: Abstraction has 12510 states and 24870 transitions. [2022-02-09 02:22:49,890 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:49,890 INFO L276 IsEmpty]: Start isEmpty. Operand 12510 states and 24870 transitions. [2022-02-09 02:22:49,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:22:49,891 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:22:49,892 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:22:49,892 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2022-02-09 02:22:49,892 INFO L402 AbstractCegarLoop]: === Iteration 213 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:22:49,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:22:49,892 INFO L85 PathProgramCache]: Analyzing trace with hash -346790173, now seen corresponding path program 87 times [2022-02-09 02:22:49,892 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:22:49,892 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304581989] [2022-02-09 02:22:49,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:22:49,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:22:49,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:22:50,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:22:50,065 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:22:50,066 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304581989] [2022-02-09 02:22:50,066 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304581989] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:22:50,066 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:22:50,066 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:22:50,066 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648569270] [2022-02-09 02:22:50,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:22:50,066 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:22:50,066 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:22:50,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:22:50,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:22:50,067 INFO L87 Difference]: Start difference. First operand 12510 states and 24870 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:52,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:22:52,480 INFO L93 Difference]: Finished difference Result 23188 states and 46108 transitions. [2022-02-09 02:22:52,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-09 02:22:52,481 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:22:52,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:22:52,529 INFO L225 Difference]: With dead ends: 23188 [2022-02-09 02:22:52,529 INFO L226 Difference]: Without dead ends: 23188 [2022-02-09 02:22:52,530 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 254 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=248, Invalid=1012, Unknown=0, NotChecked=0, Total=1260 [2022-02-09 02:22:52,530 INFO L933 BasicCegarLoop]: 768 mSDtfsCounter, 1046 mSDsluCounter, 5833 mSDsCounter, 0 mSdLazyCounter, 4442 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1046 SdHoareTripleChecker+Valid, 6600 SdHoareTripleChecker+Invalid, 4535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 4442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-09 02:22:52,530 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1046 Valid, 6600 Invalid, 4535 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 4442 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-09 02:22:52,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23188 states. [2022-02-09 02:22:52,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23188 to 12524. [2022-02-09 02:22:52,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12524 states, 12445 states have (on average 2.0007231820008036) internal successors, (24899), 12523 states have internal predecessors, (24899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:52,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12524 states to 12524 states and 24899 transitions. [2022-02-09 02:22:52,809 INFO L78 Accepts]: Start accepts. Automaton has 12524 states and 24899 transitions. Word has length 104 [2022-02-09 02:22:52,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:22:52,809 INFO L470 AbstractCegarLoop]: Abstraction has 12524 states and 24899 transitions. [2022-02-09 02:22:52,809 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:52,809 INFO L276 IsEmpty]: Start isEmpty. Operand 12524 states and 24899 transitions. [2022-02-09 02:22:52,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:22:52,811 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:22:52,811 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:22:52,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2022-02-09 02:22:52,811 INFO L402 AbstractCegarLoop]: === Iteration 214 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:22:52,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:22:52,811 INFO L85 PathProgramCache]: Analyzing trace with hash 843937065, now seen corresponding path program 88 times [2022-02-09 02:22:52,811 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:22:52,811 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533462540] [2022-02-09 02:22:52,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:22:52,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:22:52,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:22:52,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:22:52,983 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:22:52,983 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533462540] [2022-02-09 02:22:52,983 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533462540] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:22:52,983 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:22:52,984 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:22:52,984 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837024678] [2022-02-09 02:22:52,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:22:52,984 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:22:52,984 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:22:52,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:22:52,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:22:52,985 INFO L87 Difference]: Start difference. First operand 12524 states and 24899 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:55,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:22:55,156 INFO L93 Difference]: Finished difference Result 23363 states and 46458 transitions. [2022-02-09 02:22:55,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-09 02:22:55,156 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:22:55,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:22:55,199 INFO L225 Difference]: With dead ends: 23363 [2022-02-09 02:22:55,200 INFO L226 Difference]: Without dead ends: 23363 [2022-02-09 02:22:55,200 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 257 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=232, Invalid=1028, Unknown=0, NotChecked=0, Total=1260 [2022-02-09 02:22:55,200 INFO L933 BasicCegarLoop]: 769 mSDtfsCounter, 946 mSDsluCounter, 5578 mSDsCounter, 0 mSdLazyCounter, 4208 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 946 SdHoareTripleChecker+Valid, 6346 SdHoareTripleChecker+Invalid, 4318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 4208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:22:55,200 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [946 Valid, 6346 Invalid, 4318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 4208 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-09 02:22:55,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23363 states. [2022-02-09 02:22:55,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23363 to 12538. [2022-02-09 02:22:55,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12538 states, 12459 states have (on average 2.0008026326350428) internal successors, (24928), 12537 states have internal predecessors, (24928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:55,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12538 states to 12538 states and 24928 transitions. [2022-02-09 02:22:55,520 INFO L78 Accepts]: Start accepts. Automaton has 12538 states and 24928 transitions. Word has length 104 [2022-02-09 02:22:55,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:22:55,520 INFO L470 AbstractCegarLoop]: Abstraction has 12538 states and 24928 transitions. [2022-02-09 02:22:55,520 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:55,520 INFO L276 IsEmpty]: Start isEmpty. Operand 12538 states and 24928 transitions. [2022-02-09 02:22:55,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:22:55,522 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:22:55,522 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:22:55,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2022-02-09 02:22:55,522 INFO L402 AbstractCegarLoop]: === Iteration 215 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:22:55,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:22:55,522 INFO L85 PathProgramCache]: Analyzing trace with hash -1409181913, now seen corresponding path program 89 times [2022-02-09 02:22:55,522 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:22:55,522 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44750824] [2022-02-09 02:22:55,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:22:55,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:22:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:22:55,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:22:55,685 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:22:55,686 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44750824] [2022-02-09 02:22:55,686 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44750824] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:22:55,686 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:22:55,686 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:22:55,686 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495417883] [2022-02-09 02:22:55,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:22:55,686 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:22:55,686 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:22:55,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:22:55,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:22:55,687 INFO L87 Difference]: Start difference. First operand 12538 states and 24928 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:57,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:22:57,912 INFO L93 Difference]: Finished difference Result 23278 states and 46288 transitions. [2022-02-09 02:22:57,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-09 02:22:57,912 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:22:57,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:22:57,947 INFO L225 Difference]: With dead ends: 23278 [2022-02-09 02:22:57,948 INFO L226 Difference]: Without dead ends: 23278 [2022-02-09 02:22:57,948 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 256 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=233, Invalid=1027, Unknown=0, NotChecked=0, Total=1260 [2022-02-09 02:22:57,948 INFO L933 BasicCegarLoop]: 776 mSDtfsCounter, 926 mSDsluCounter, 5898 mSDsCounter, 0 mSdLazyCounter, 4456 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 926 SdHoareTripleChecker+Valid, 6673 SdHoareTripleChecker+Invalid, 4557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 4456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-09 02:22:57,948 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [926 Valid, 6673 Invalid, 4557 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 4456 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-09 02:22:57,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23278 states. [2022-02-09 02:22:58,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23278 to 12538. [2022-02-09 02:22:58,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12538 states, 12459 states have (on average 2.0008026326350428) internal successors, (24928), 12537 states have internal predecessors, (24928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:58,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12538 states to 12538 states and 24928 transitions. [2022-02-09 02:22:58,258 INFO L78 Accepts]: Start accepts. Automaton has 12538 states and 24928 transitions. Word has length 104 [2022-02-09 02:22:58,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:22:58,259 INFO L470 AbstractCegarLoop]: Abstraction has 12538 states and 24928 transitions. [2022-02-09 02:22:58,259 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:22:58,259 INFO L276 IsEmpty]: Start isEmpty. Operand 12538 states and 24928 transitions. [2022-02-09 02:22:58,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:22:58,260 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:22:58,261 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:22:58,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2022-02-09 02:22:58,261 INFO L402 AbstractCegarLoop]: === Iteration 216 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:22:58,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:22:58,261 INFO L85 PathProgramCache]: Analyzing trace with hash -1040535969, now seen corresponding path program 90 times [2022-02-09 02:22:58,261 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:22:58,261 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811699670] [2022-02-09 02:22:58,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:22:58,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:22:58,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:22:58,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:22:58,411 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:22:58,411 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811699670] [2022-02-09 02:22:58,412 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811699670] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:22:58,412 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:22:58,412 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:22:58,412 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327671912] [2022-02-09 02:22:58,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:22:58,412 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:22:58,412 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:22:58,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:22:58,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:22:58,413 INFO L87 Difference]: Start difference. First operand 12538 states and 24928 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:23:00,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:23:00,790 INFO L93 Difference]: Finished difference Result 23499 states and 46726 transitions. [2022-02-09 02:23:00,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-02-09 02:23:00,790 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:23:00,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:23:00,850 INFO L225 Difference]: With dead ends: 23499 [2022-02-09 02:23:00,850 INFO L226 Difference]: Without dead ends: 23499 [2022-02-09 02:23:00,850 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 505 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=433, Invalid=1823, Unknown=0, NotChecked=0, Total=2256 [2022-02-09 02:23:00,851 INFO L933 BasicCegarLoop]: 923 mSDtfsCounter, 1015 mSDsluCounter, 5786 mSDsCounter, 0 mSdLazyCounter, 4267 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1015 SdHoareTripleChecker+Valid, 6708 SdHoareTripleChecker+Invalid, 4417 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 4267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-09 02:23:00,851 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1015 Valid, 6708 Invalid, 4417 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 4267 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-09 02:23:00,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23499 states. [2022-02-09 02:23:01,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23499 to 12552. [2022-02-09 02:23:01,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12552 states, 12473 states have (on average 2.0008819049146154) internal successors, (24957), 12551 states have internal predecessors, (24957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:23:01,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12552 states to 12552 states and 24957 transitions. [2022-02-09 02:23:01,148 INFO L78 Accepts]: Start accepts. Automaton has 12552 states and 24957 transitions. Word has length 104 [2022-02-09 02:23:01,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:23:01,148 INFO L470 AbstractCegarLoop]: Abstraction has 12552 states and 24957 transitions. [2022-02-09 02:23:01,148 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:23:01,148 INFO L276 IsEmpty]: Start isEmpty. Operand 12552 states and 24957 transitions. [2022-02-09 02:23:01,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:23:01,150 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:23:01,150 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:23:01,150 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215 [2022-02-09 02:23:01,150 INFO L402 AbstractCegarLoop]: === Iteration 217 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:23:01,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:23:01,150 INFO L85 PathProgramCache]: Analyzing trace with hash 1166452547, now seen corresponding path program 121 times [2022-02-09 02:23:01,151 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:23:01,151 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702998411] [2022-02-09 02:23:01,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:23:01,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:23:01,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:23:01,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:23:01,314 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:23:01,314 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702998411] [2022-02-09 02:23:01,314 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702998411] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:23:01,314 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:23:01,314 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:23:01,314 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908408689] [2022-02-09 02:23:01,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:23:01,314 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:23:01,314 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:23:01,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:23:01,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:23:01,315 INFO L87 Difference]: Start difference. First operand 12552 states and 24957 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:23:03,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:23:03,784 INFO L93 Difference]: Finished difference Result 23095 states and 45924 transitions. [2022-02-09 02:23:03,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 02:23:03,784 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:23:03,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:23:03,833 INFO L225 Difference]: With dead ends: 23095 [2022-02-09 02:23:03,834 INFO L226 Difference]: Without dead ends: 23095 [2022-02-09 02:23:03,834 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=163, Invalid=767, Unknown=0, NotChecked=0, Total=930 [2022-02-09 02:23:03,834 INFO L933 BasicCegarLoop]: 973 mSDtfsCounter, 1367 mSDsluCounter, 7234 mSDsCounter, 0 mSdLazyCounter, 4402 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1367 SdHoareTripleChecker+Valid, 8207 SdHoareTripleChecker+Invalid, 4454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 4402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-09 02:23:03,834 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1367 Valid, 8207 Invalid, 4454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 4402 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-09 02:23:03,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23095 states. [2022-02-09 02:23:04,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23095 to 12533. [2022-02-09 02:23:04,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12533 states, 12454 states have (on average 2.000963545848723) internal successors, (24920), 12532 states have internal predecessors, (24920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:23:04,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12533 states to 12533 states and 24920 transitions. [2022-02-09 02:23:04,189 INFO L78 Accepts]: Start accepts. Automaton has 12533 states and 24920 transitions. Word has length 104 [2022-02-09 02:23:04,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:23:04,189 INFO L470 AbstractCegarLoop]: Abstraction has 12533 states and 24920 transitions. [2022-02-09 02:23:04,189 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:23:04,190 INFO L276 IsEmpty]: Start isEmpty. Operand 12533 states and 24920 transitions. [2022-02-09 02:23:04,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:23:04,191 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:23:04,191 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:23:04,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216 [2022-02-09 02:23:04,191 INFO L402 AbstractCegarLoop]: === Iteration 218 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:23:04,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:23:04,192 INFO L85 PathProgramCache]: Analyzing trace with hash 2019612903, now seen corresponding path program 91 times [2022-02-09 02:23:04,192 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:23:04,192 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895115893] [2022-02-09 02:23:04,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:23:04,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:23:04,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:23:04,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:23:04,337 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:23:04,337 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895115893] [2022-02-09 02:23:04,337 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895115893] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:23:04,337 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:23:04,337 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:23:04,337 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459948428] [2022-02-09 02:23:04,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:23:04,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:23:04,338 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:23:04,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:23:04,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:23:04,338 INFO L87 Difference]: Start difference. First operand 12533 states and 24920 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:23:07,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:23:07,289 INFO L93 Difference]: Finished difference Result 23086 states and 45900 transitions. [2022-02-09 02:23:07,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-02-09 02:23:07,290 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:23:07,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:23:07,340 INFO L225 Difference]: With dead ends: 23086 [2022-02-09 02:23:07,340 INFO L226 Difference]: Without dead ends: 23086 [2022-02-09 02:23:07,340 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 606 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=461, Invalid=2089, Unknown=0, NotChecked=0, Total=2550 [2022-02-09 02:23:07,341 INFO L933 BasicCegarLoop]: 1083 mSDtfsCounter, 1302 mSDsluCounter, 7844 mSDsCounter, 0 mSdLazyCounter, 5330 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1302 SdHoareTripleChecker+Valid, 8925 SdHoareTripleChecker+Invalid, 5455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 5330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-09 02:23:07,341 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1302 Valid, 8925 Invalid, 5455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 5330 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-09 02:23:07,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23086 states. [2022-02-09 02:23:07,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23086 to 12393. [2022-02-09 02:23:07,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12393 states, 12314 states have (on average 2.0006496670456393) internal successors, (24636), 12392 states have internal predecessors, (24636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:23:07,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12393 states to 12393 states and 24636 transitions. [2022-02-09 02:23:07,642 INFO L78 Accepts]: Start accepts. Automaton has 12393 states and 24636 transitions. Word has length 104 [2022-02-09 02:23:07,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:23:07,642 INFO L470 AbstractCegarLoop]: Abstraction has 12393 states and 24636 transitions. [2022-02-09 02:23:07,642 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:23:07,642 INFO L276 IsEmpty]: Start isEmpty. Operand 12393 states and 24636 transitions. [2022-02-09 02:23:07,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:23:07,643 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:23:07,643 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:23:07,643 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable217 [2022-02-09 02:23:07,643 INFO L402 AbstractCegarLoop]: === Iteration 219 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:23:07,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:23:07,644 INFO L85 PathProgramCache]: Analyzing trace with hash 1361313873, now seen corresponding path program 92 times [2022-02-09 02:23:07,644 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:23:07,644 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769210334] [2022-02-09 02:23:07,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:23:07,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:23:07,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:23:07,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:23:07,811 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:23:07,811 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769210334] [2022-02-09 02:23:07,811 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1769210334] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:23:07,811 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:23:07,811 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:23:07,811 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155744257] [2022-02-09 02:23:07,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:23:07,812 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:23:07,812 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:23:07,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:23:07,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:23:07,812 INFO L87 Difference]: Start difference. First operand 12393 states and 24636 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:23:10,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:23:10,054 INFO L93 Difference]: Finished difference Result 33410 states and 66431 transitions. [2022-02-09 02:23:10,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-09 02:23:10,055 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:23:10,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:23:10,135 INFO L225 Difference]: With dead ends: 33410 [2022-02-09 02:23:10,135 INFO L226 Difference]: Without dead ends: 33410 [2022-02-09 02:23:10,135 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 369 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=331, Invalid=1309, Unknown=0, NotChecked=0, Total=1640 [2022-02-09 02:23:10,135 INFO L933 BasicCegarLoop]: 949 mSDtfsCounter, 1195 mSDsluCounter, 5775 mSDsCounter, 0 mSdLazyCounter, 3544 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1195 SdHoareTripleChecker+Valid, 6723 SdHoareTripleChecker+Invalid, 3632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 3544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-09 02:23:10,135 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1195 Valid, 6723 Invalid, 3632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 3544 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-09 02:23:10,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33410 states. [2022-02-09 02:23:10,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33410 to 12535. [2022-02-09 02:23:10,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12535 states, 12456 states have (on average 2.0006422607578678) internal successors, (24920), 12534 states have internal predecessors, (24920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:23:10,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12535 states to 12535 states and 24920 transitions. [2022-02-09 02:23:10,478 INFO L78 Accepts]: Start accepts. Automaton has 12535 states and 24920 transitions. Word has length 104 [2022-02-09 02:23:10,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:23:10,478 INFO L470 AbstractCegarLoop]: Abstraction has 12535 states and 24920 transitions. [2022-02-09 02:23:10,478 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:23:10,478 INFO L276 IsEmpty]: Start isEmpty. Operand 12535 states and 24920 transitions. [2022-02-09 02:23:10,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:23:10,479 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:23:10,479 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:23:10,479 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218 [2022-02-09 02:23:10,479 INFO L402 AbstractCegarLoop]: === Iteration 220 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:23:10,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:23:10,480 INFO L85 PathProgramCache]: Analyzing trace with hash -1901408757, now seen corresponding path program 93 times [2022-02-09 02:23:10,480 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:23:10,480 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140410085] [2022-02-09 02:23:10,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:23:10,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:23:10,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:23:10,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:23:10,648 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:23:10,649 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140410085] [2022-02-09 02:23:10,649 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140410085] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:23:10,649 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:23:10,649 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:23:10,649 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639084354] [2022-02-09 02:23:10,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:23:10,649 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:23:10,649 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:23:10,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:23:10,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:23:10,650 INFO L87 Difference]: Start difference. First operand 12535 states and 24920 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:23:13,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 02:23:13,073 INFO L93 Difference]: Finished difference Result 33404 states and 66423 transitions. [2022-02-09 02:23:13,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-09 02:23:13,073 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-09 02:23:13,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 02:23:13,214 INFO L225 Difference]: With dead ends: 33404 [2022-02-09 02:23:13,214 INFO L226 Difference]: Without dead ends: 33404 [2022-02-09 02:23:13,215 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 417 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=352, Invalid=1454, Unknown=0, NotChecked=0, Total=1806 [2022-02-09 02:23:13,215 INFO L933 BasicCegarLoop]: 946 mSDtfsCounter, 1235 mSDsluCounter, 6539 mSDsCounter, 0 mSdLazyCounter, 4394 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 7484 SdHoareTripleChecker+Invalid, 4496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 4394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-09 02:23:13,215 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 7484 Invalid, 4496 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 4394 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-09 02:23:13,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33404 states. [2022-02-09 02:23:13,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33404 to 12549. [2022-02-09 02:23:13,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12549 states, 12470 states have (on average 2.000721732157177) internal successors, (24949), 12548 states have internal predecessors, (24949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:23:13,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12549 states to 12549 states and 24949 transitions. [2022-02-09 02:23:13,476 INFO L78 Accepts]: Start accepts. Automaton has 12549 states and 24949 transitions. Word has length 104 [2022-02-09 02:23:13,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 02:23:13,476 INFO L470 AbstractCegarLoop]: Abstraction has 12549 states and 24949 transitions. [2022-02-09 02:23:13,476 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 02:23:13,476 INFO L276 IsEmpty]: Start isEmpty. Operand 12549 states and 24949 transitions. [2022-02-09 02:23:13,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-09 02:23:13,477 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 02:23:13,477 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 02:23:13,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable219 [2022-02-09 02:23:13,477 INFO L402 AbstractCegarLoop]: === Iteration 221 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-09 02:23:13,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 02:23:13,478 INFO L85 PathProgramCache]: Analyzing trace with hash -710681519, now seen corresponding path program 94 times [2022-02-09 02:23:13,478 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 02:23:13,478 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649601350] [2022-02-09 02:23:13,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 02:23:13,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 02:23:13,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 02:23:13,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 02:23:13,634 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 02:23:13,634 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649601350] [2022-02-09 02:23:13,634 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [649601350] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 02:23:13,634 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 02:23:13,634 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-09 02:23:13,634 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874342478] [2022-02-09 02:23:13,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 02:23:13,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 02:23:13,634 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 02:23:13,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 02:23:13,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 02:23:13,635 INFO L87 Difference]: Start difference. First operand 12549 states and 24949 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Received shutdown request... [2022-02-09 02:23:14,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-09 02:23:14,492 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=258, Invalid=1074, Unknown=0, NotChecked=0, Total=1332 [2022-02-09 02:23:14,492 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 220 mSDsluCounter, 1941 mSDsCounter, 0 mSdLazyCounter, 1316 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 2206 SdHoareTripleChecker+Invalid, 1360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 1316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-09 02:23:14,492 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [220 Valid, 2206 Invalid, 1360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 1316 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-09 02:23:14,494 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (27 of 28 remaining) [2022-02-09 02:23:14,494 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220 [2022-02-09 02:23:14,495 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (12549states) and FLOYD_HOARE automaton (currently 27 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (1337 states constructed, input type IntersectNwa). [2022-02-09 02:23:14,498 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (26 of 28 remaining) [2022-02-09 02:23:14,499 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (25 of 28 remaining) [2022-02-09 02:23:14,499 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (24 of 28 remaining) [2022-02-09 02:23:14,499 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-09 02:23:14,505 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (23 of 28 remaining) [2022-02-09 02:23:14,506 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (22 of 28 remaining) [2022-02-09 02:23:14,506 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (21 of 28 remaining) [2022-02-09 02:23:14,506 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (20 of 28 remaining) [2022-02-09 02:23:14,506 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (19 of 28 remaining) [2022-02-09 02:23:14,506 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (18 of 28 remaining) [2022-02-09 02:23:14,506 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (17 of 28 remaining) [2022-02-09 02:23:14,506 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (16 of 28 remaining) [2022-02-09 02:23:14,506 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (15 of 28 remaining) [2022-02-09 02:23:14,507 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (14 of 28 remaining) [2022-02-09 02:23:14,507 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (13 of 28 remaining) [2022-02-09 02:23:14,507 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (12 of 28 remaining) [2022-02-09 02:23:14,508 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (11 of 28 remaining) [2022-02-09 02:23:14,508 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (10 of 28 remaining) [2022-02-09 02:23:14,508 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (9 of 28 remaining) [2022-02-09 02:23:14,508 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (8 of 28 remaining) [2022-02-09 02:23:14,508 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr6ASSERT_VIOLATIONDATA_RACE (7 of 28 remaining) [2022-02-09 02:23:14,508 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (6 of 28 remaining) [2022-02-09 02:23:14,508 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (5 of 28 remaining) [2022-02-09 02:23:14,508 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (4 of 28 remaining) [2022-02-09 02:23:14,508 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (3 of 28 remaining) [2022-02-09 02:23:14,508 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (2 of 28 remaining) [2022-02-09 02:23:14,508 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (1 of 28 remaining) [2022-02-09 02:23:14,508 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr6ASSERT_VIOLATIONDATA_RACE (0 of 28 remaining) [2022-02-09 02:23:14,511 INFO L732 BasicCegarLoop]: Path program histogram: [121, 94, 1, 1, 1, 1, 1, 1] [2022-02-09 02:23:14,513 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-09 02:23:14,514 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-09 02:23:14,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.02 02:23:14 BasicIcfg [2022-02-09 02:23:14,515 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-09 02:23:14,515 INFO L158 Benchmark]: Toolchain (without parser) took 732204.37ms. Allocated memory was 173.0MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 122.0MB in the beginning and 649.8MB in the end (delta: -527.8MB). Peak memory consumption was 971.5MB. Max. memory is 8.0GB. [2022-02-09 02:23:14,515 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 173.0MB. Free memory is still 141.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-09 02:23:14,515 INFO L158 Benchmark]: CACSL2BoogieTranslator took 613.93ms. Allocated memory is still 173.0MB. Free memory was 121.8MB in the beginning and 124.9MB in the end (delta: -3.1MB). Peak memory consumption was 10.4MB. Max. memory is 8.0GB. [2022-02-09 02:23:14,515 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.24ms. Allocated memory is still 173.0MB. Free memory was 124.4MB in the beginning and 120.7MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-09 02:23:14,516 INFO L158 Benchmark]: Boogie Preprocessor took 47.51ms. Allocated memory is still 173.0MB. Free memory was 120.7MB in the beginning and 117.0MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-02-09 02:23:14,516 INFO L158 Benchmark]: RCFGBuilder took 628.97ms. Allocated memory is still 173.0MB. Free memory was 117.0MB in the beginning and 89.8MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2022-02-09 02:23:14,516 INFO L158 Benchmark]: TraceAbstraction took 730825.80ms. Allocated memory was 173.0MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 89.2MB in the beginning and 649.8MB in the end (delta: -560.5MB). Peak memory consumption was 939.5MB. Max. memory is 8.0GB. [2022-02-09 02:23:14,516 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 173.0MB. Free memory is still 141.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 613.93ms. Allocated memory is still 173.0MB. Free memory was 121.8MB in the beginning and 124.9MB in the end (delta: -3.1MB). Peak memory consumption was 10.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 72.24ms. Allocated memory is still 173.0MB. Free memory was 124.4MB in the beginning and 120.7MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 47.51ms. Allocated memory is still 173.0MB. Free memory was 120.7MB in the beginning and 117.0MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 628.97ms. Allocated memory is still 173.0MB. Free memory was 117.0MB in the beginning and 89.8MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * TraceAbstraction took 730825.80ms. Allocated memory was 173.0MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 89.2MB in the beginning and 649.8MB in the end (delta: -560.5MB). Peak memory consumption was 939.5MB. 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: 1228]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12549states) and FLOYD_HOARE automaton (currently 27 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (1337 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1251]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12549states) and FLOYD_HOARE automaton (currently 27 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (1337 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1252]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12549states) and FLOYD_HOARE automaton (currently 27 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (1337 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1228]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12549states) and FLOYD_HOARE automaton (currently 27 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (1337 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1229]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12549states) and FLOYD_HOARE automaton (currently 27 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (1337 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1229]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12549states) and FLOYD_HOARE automaton (currently 27 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (1337 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1232]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12549states) and FLOYD_HOARE automaton (currently 27 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (1337 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1232]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12549states) and FLOYD_HOARE automaton (currently 27 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (1337 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1233]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12549states) and FLOYD_HOARE automaton (currently 27 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (1337 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1260]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12549states) and FLOYD_HOARE automaton (currently 27 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (1337 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1261]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12549states) and FLOYD_HOARE automaton (currently 27 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (1337 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1262]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12549states) and FLOYD_HOARE automaton (currently 27 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (1337 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1263]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12549states) and FLOYD_HOARE automaton (currently 27 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (1337 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1253]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (12549states) and FLOYD_HOARE automaton (currently 27 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (1337 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1228]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12549states) and FLOYD_HOARE automaton (currently 27 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (1337 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1229]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12549states) and FLOYD_HOARE automaton (currently 27 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (1337 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1232]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12549states) and FLOYD_HOARE automaton (currently 27 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (1337 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1232]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12549states) and FLOYD_HOARE automaton (currently 27 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (1337 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1233]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12549states) and FLOYD_HOARE automaton (currently 27 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (1337 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1244]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12549states) and FLOYD_HOARE automaton (currently 27 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (1337 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1244]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12549states) and FLOYD_HOARE automaton (currently 27 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (1337 states constructed, input type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 367 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 730.6s, OverallIterations: 221, TraceHistogramMax: 1, PathProgramHistogramMax: 121, EmptinessCheckTime: 0.4s, AutomataDifference: 616.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 355558 SdHoareTripleChecker+Valid, 480.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 355558 mSDsluCounter, 1736129 SdHoareTripleChecker+Invalid, 398.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1518752 mSDsCounter, 17655 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1051211 IncrementalHoareTripleChecker+Invalid, 1068866 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 17655 mSolverCounterUnsat, 217848 mSDtfsCounter, 1051211 mSolverCounterSat, 4.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8767 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 8546 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83236 ImplicationChecksByTransitivity, 78.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12684occurred in iteration=146, InterpolantAutomatonStates: 7258, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 75.9s AutomataMinimizationTime, 220 MinimizatonAttempts, 4040536 StatesRemovedByMinimization, 219 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 31.6s InterpolantComputationTime, 22766 NumberOfCodeBlocks, 22766 NumberOfCodeBlocksAsserted, 221 NumberOfCheckSat, 22545 ConstructedInterpolants, 0 QuantifiedInterpolants, 86229 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 221 InterpolantComputations, 221 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown