/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/06-symbeq_15-list_entry_nr.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-01 16:49:43,619 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-01 16:49:43,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-01 16:49:43,655 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-03-01 16:49:43,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-01 16:49:43,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-01 16:49:43,691 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-01 16:49:43,692 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-03-01 16:49:43,713 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-01 16:49:43,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-01 16:49:43,713 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-01 16:49:43,714 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-01 16:49:43,714 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-01 16:49:43,714 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-01 16:49:43,715 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-01 16:49:43,715 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-01 16:49:43,715 INFO L138 SettingsManager]: * Use SBE=true [2022-03-01 16:49:43,715 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-01 16:49:43,715 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-01 16:49:43,715 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-01 16:49:43,716 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-01 16:49:43,716 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-01 16:49:43,716 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-01 16:49:43,716 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-01 16:49:43,716 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-01 16:49:43,716 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-01 16:49:43,716 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-01 16:49:43,716 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-01 16:49:43,716 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-01 16:49:43,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-01 16:49:43,716 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-01 16:49:43,716 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-01 16:49:43,717 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-01 16:49:43,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 16:49:43,717 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-01 16:49:43,718 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-01 16:49:43,718 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-01 16:49:43,718 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-01 16:49:43,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-01 16:49:43,718 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-01 16:49:43,718 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-01 16:49:43,718 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-01 16:49:43,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-01 16:49:43,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-01 16:49:43,922 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-01 16:49:43,923 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-01 16:49:43,923 INFO L275 PluginConnector]: CDTParser initialized [2022-03-01 16:49:43,924 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/06-symbeq_15-list_entry_nr.i [2022-03-01 16:49:43,984 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/307aa2e9a/575df474c2d04cb38a5e0f1844089c46/FLAG1c212f7f4 [2022-03-01 16:49:44,398 INFO L306 CDTParser]: Found 1 translation units. [2022-03-01 16:49:44,399 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/06-symbeq_15-list_entry_nr.i [2022-03-01 16:49:44,409 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/307aa2e9a/575df474c2d04cb38a5e0f1844089c46/FLAG1c212f7f4 [2022-03-01 16:49:44,422 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/307aa2e9a/575df474c2d04cb38a5e0f1844089c46 [2022-03-01 16:49:44,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-01 16:49:44,425 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-01 16:49:44,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-01 16:49:44,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-01 16:49:44,430 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-01 16:49:44,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 04:49:44" (1/1) ... [2022-03-01 16:49:44,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14d5c669 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:49:44, skipping insertion in model container [2022-03-01 16:49:44,432 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 04:49:44" (1/1) ... [2022-03-01 16:49:44,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-01 16:49:44,470 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-01 16:49:44,851 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 16:49:44,855 INFO L203 MainTranslator]: Completed pre-run [2022-03-01 16:49:44,889 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 16:49:44,932 INFO L208 MainTranslator]: Completed translation [2022-03-01 16:49:44,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:49:44 WrapperNode [2022-03-01 16:49:44,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-01 16:49:44,934 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-01 16:49:44,934 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-01 16:49:44,934 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-01 16:49:44,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:49:44" (1/1) ... [2022-03-01 16:49:44,964 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:49:44" (1/1) ... [2022-03-01 16:49:44,988 INFO L137 Inliner]: procedures = 365, calls = 15, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 93 [2022-03-01 16:49:44,988 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-01 16:49:44,989 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-01 16:49:44,989 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-01 16:49:44,989 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-01 16:49:44,994 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:49:44" (1/1) ... [2022-03-01 16:49:44,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:49:44" (1/1) ... [2022-03-01 16:49:44,997 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:49:44" (1/1) ... [2022-03-01 16:49:44,997 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:49:44" (1/1) ... [2022-03-01 16:49:45,003 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:49:44" (1/1) ... [2022-03-01 16:49:45,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:49:44" (1/1) ... [2022-03-01 16:49:45,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:49:44" (1/1) ... [2022-03-01 16:49:45,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-01 16:49:45,008 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-01 16:49:45,008 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-01 16:49:45,008 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-01 16:49:45,009 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:49:44" (1/1) ... [2022-03-01 16:49:45,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 16:49:45,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 16:49:45,051 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-01 16:49:45,059 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-01 16:49:45,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-01 16:49:45,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-01 16:49:45,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-01 16:49:45,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-01 16:49:45,091 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-01 16:49:45,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-01 16:49:45,091 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-01 16:49:45,091 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-01 16:49:45,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-01 16:49:45,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-01 16:49:45,092 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-01 16:49:45,193 INFO L234 CfgBuilder]: Building ICFG [2022-03-01 16:49:45,194 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-01 16:49:45,367 INFO L275 CfgBuilder]: Performing block encoding [2022-03-01 16:49:45,373 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-01 16:49:45,373 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-01 16:49:45,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 04:49:45 BoogieIcfgContainer [2022-03-01 16:49:45,374 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-01 16:49:45,376 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-01 16:49:45,376 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-01 16:49:45,378 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-01 16:49:45,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.03 04:49:44" (1/3) ... [2022-03-01 16:49:45,378 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d3ed454 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 04:49:45, skipping insertion in model container [2022-03-01 16:49:45,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:49:44" (2/3) ... [2022-03-01 16:49:45,379 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d3ed454 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 04:49:45, skipping insertion in model container [2022-03-01 16:49:45,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 04:49:45" (3/3) ... [2022-03-01 16:49:45,380 INFO L111 eAbstractionObserver]: Analyzing ICFG 06-symbeq_15-list_entry_nr.i [2022-03-01 16:49:45,383 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-01 16:49:45,383 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-01 16:49:45,383 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2022-03-01 16:49:45,383 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-01 16:49:45,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,429 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,429 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,429 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,431 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,431 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:49:45,454 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-01 16:49:45,492 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-01 16:49:45,496 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-01 16:49:45,496 INFO L340 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2022-03-01 16:49:45,504 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 119 places, 115 transitions, 235 flow [2022-03-01 16:49:45,584 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1345 states, 1327 states have (on average 1.9397136397889978) internal successors, (2574), 1344 states have internal predecessors, (2574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:45,589 INFO L276 IsEmpty]: Start isEmpty. Operand has 1345 states, 1327 states have (on average 1.9397136397889978) internal successors, (2574), 1344 states have internal predecessors, (2574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:45,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-03-01 16:49:45,594 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:45,594 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:45,595 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:45,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:45,598 INFO L85 PathProgramCache]: Analyzing trace with hash 1485637970, now seen corresponding path program 1 times [2022-03-01 16:49:45,603 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:45,603 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253298028] [2022-03-01 16:49:45,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:45,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:45,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:45,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:45,788 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:45,788 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253298028] [2022-03-01 16:49:45,789 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253298028] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:45,789 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:45,789 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-01 16:49:45,790 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040015934] [2022-03-01 16:49:45,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:45,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-01 16:49:45,793 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:45,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-01 16:49:45,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 16:49:45,814 INFO L87 Difference]: Start difference. First operand has 1345 states, 1327 states have (on average 1.9397136397889978) internal successors, (2574), 1344 states have internal predecessors, (2574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:45,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:45,875 INFO L93 Difference]: Finished difference Result 1344 states and 2573 transitions. [2022-03-01 16:49:45,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-01 16:49:45,877 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2022-03-01 16:49:45,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:45,892 INFO L225 Difference]: With dead ends: 1344 [2022-03-01 16:49:45,892 INFO L226 Difference]: Without dead ends: 1344 [2022-03-01 16:49:45,893 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 16:49:45,895 INFO L933 BasicCegarLoop]: 111 mSDtfsCounter, 2 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:45,896 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 208 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 16:49:45,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1344 states. [2022-03-01 16:49:45,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1344 to 1344. [2022-03-01 16:49:45,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1344 states, 1327 states have (on average 1.9389600602863601) internal successors, (2573), 1343 states have internal predecessors, (2573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:45,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 1344 states and 2573 transitions. [2022-03-01 16:49:45,984 INFO L78 Accepts]: Start accepts. Automaton has 1344 states and 2573 transitions. Word has length 15 [2022-03-01 16:49:45,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:45,985 INFO L470 AbstractCegarLoop]: Abstraction has 1344 states and 2573 transitions. [2022-03-01 16:49:45,986 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:45,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 2573 transitions. [2022-03-01 16:49:45,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-03-01 16:49:45,987 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:45,987 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:45,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-01 16:49:45,987 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:45,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:45,989 INFO L85 PathProgramCache]: Analyzing trace with hash -842156130, now seen corresponding path program 1 times [2022-03-01 16:49:45,989 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:45,989 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469174515] [2022-03-01 16:49:45,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:45,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:46,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:46,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:46,029 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:46,029 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [469174515] [2022-03-01 16:49:46,029 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [469174515] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:46,029 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:46,029 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-01 16:49:46,029 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828469529] [2022-03-01 16:49:46,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:46,030 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-01 16:49:46,030 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:46,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-01 16:49:46,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 16:49:46,031 INFO L87 Difference]: Start difference. First operand 1344 states and 2573 transitions. Second operand has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:46,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:46,047 INFO L93 Difference]: Finished difference Result 1269 states and 2426 transitions. [2022-03-01 16:49:46,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-01 16:49:46,048 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-03-01 16:49:46,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:46,052 INFO L225 Difference]: With dead ends: 1269 [2022-03-01 16:49:46,052 INFO L226 Difference]: Without dead ends: 1269 [2022-03-01 16:49:46,052 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 16:49:46,053 INFO L933 BasicCegarLoop]: 106 mSDtfsCounter, 90 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 121 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:46,053 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [90 Valid, 121 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 16:49:46,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1269 states. [2022-03-01 16:49:46,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1269 to 1269. [2022-03-01 16:49:46,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1269 states, 1260 states have (on average 1.9253968253968254) internal successors, (2426), 1268 states have internal predecessors, (2426), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:46,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1269 states and 2426 transitions. [2022-03-01 16:49:46,074 INFO L78 Accepts]: Start accepts. Automaton has 1269 states and 2426 transitions. Word has length 19 [2022-03-01 16:49:46,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:46,074 INFO L470 AbstractCegarLoop]: Abstraction has 1269 states and 2426 transitions. [2022-03-01 16:49:46,074 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:46,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 2426 transitions. [2022-03-01 16:49:46,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-03-01 16:49:46,075 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:46,075 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] [2022-03-01 16:49:46,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-01 16:49:46,075 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:46,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:46,076 INFO L85 PathProgramCache]: Analyzing trace with hash 838099336, now seen corresponding path program 1 times [2022-03-01 16:49:46,076 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:46,076 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053082543] [2022-03-01 16:49:46,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:46,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:46,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:46,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:46,199 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:46,199 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053082543] [2022-03-01 16:49:46,199 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053082543] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:46,199 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:46,199 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:49:46,199 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128406452] [2022-03-01 16:49:46,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:46,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:49:46,200 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:46,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:49:46,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:49:46,200 INFO L87 Difference]: Start difference. First operand 1269 states and 2426 transitions. Second operand has 6 states, 5 states have (on average 6.2) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:46,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:46,289 INFO L93 Difference]: Finished difference Result 1268 states and 2425 transitions. [2022-03-01 16:49:46,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:49:46,290 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2022-03-01 16:49:46,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:46,294 INFO L225 Difference]: With dead ends: 1268 [2022-03-01 16:49:46,295 INFO L226 Difference]: Without dead ends: 1268 [2022-03-01 16:49:46,295 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:49:46,299 INFO L933 BasicCegarLoop]: 104 mSDtfsCounter, 1 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:46,300 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 323 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:49:46,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1268 states. [2022-03-01 16:49:46,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1268 to 1268. [2022-03-01 16:49:46,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1268 states, 1260 states have (on average 1.9246031746031746) internal successors, (2425), 1267 states have internal predecessors, (2425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:46,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1268 states and 2425 transitions. [2022-03-01 16:49:46,323 INFO L78 Accepts]: Start accepts. Automaton has 1268 states and 2425 transitions. Word has length 31 [2022-03-01 16:49:46,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:46,323 INFO L470 AbstractCegarLoop]: Abstraction has 1268 states and 2425 transitions. [2022-03-01 16:49:46,323 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:46,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 2425 transitions. [2022-03-01 16:49:46,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-03-01 16:49:46,328 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:46,328 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:46,328 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-01 16:49:46,329 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:46,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:46,329 INFO L85 PathProgramCache]: Analyzing trace with hash 1006176948, now seen corresponding path program 1 times [2022-03-01 16:49:46,329 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:46,330 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612607616] [2022-03-01 16:49:46,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:46,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:46,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:46,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:46,432 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:46,432 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612607616] [2022-03-01 16:49:46,432 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612607616] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:46,432 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:46,432 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:49:46,433 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330426889] [2022-03-01 16:49:46,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:46,433 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:49:46,433 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:46,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:49:46,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:49:46,434 INFO L87 Difference]: Start difference. First operand 1268 states and 2425 transitions. Second operand has 6 states, 5 states have (on average 10.8) internal successors, (54), 6 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:46,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:46,601 INFO L93 Difference]: Finished difference Result 1382 states and 2645 transitions. [2022-03-01 16:49:46,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:49:46,602 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.8) internal successors, (54), 6 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2022-03-01 16:49:46,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:46,606 INFO L225 Difference]: With dead ends: 1382 [2022-03-01 16:49:46,606 INFO L226 Difference]: Without dead ends: 1382 [2022-03-01 16:49:46,607 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:49:46,607 INFO L933 BasicCegarLoop]: 206 mSDtfsCounter, 128 mSDsluCounter, 250 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:46,607 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [128 Valid, 456 Invalid, 212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:49:46,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1382 states. [2022-03-01 16:49:46,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1382 to 1314. [2022-03-01 16:49:46,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1314 states, 1307 states have (on average 1.9227237949502678) internal successors, (2513), 1313 states have internal predecessors, (2513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:46,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1314 states and 2513 transitions. [2022-03-01 16:49:46,630 INFO L78 Accepts]: Start accepts. Automaton has 1314 states and 2513 transitions. Word has length 54 [2022-03-01 16:49:46,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:46,631 INFO L470 AbstractCegarLoop]: Abstraction has 1314 states and 2513 transitions. [2022-03-01 16:49:46,631 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.8) internal successors, (54), 6 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:46,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 2513 transitions. [2022-03-01 16:49:46,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-03-01 16:49:46,632 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:46,632 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:46,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-01 16:49:46,632 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:46,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:46,632 INFO L85 PathProgramCache]: Analyzing trace with hash 72490025, now seen corresponding path program 1 times [2022-03-01 16:49:46,633 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:46,633 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889659242] [2022-03-01 16:49:46,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:46,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:46,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:46,737 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:46,738 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889659242] [2022-03-01 16:49:46,738 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889659242] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:46,738 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:46,738 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:49:46,739 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055788484] [2022-03-01 16:49:46,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:46,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:49:46,739 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:46,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:49:46,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:49:46,740 INFO L87 Difference]: Start difference. First operand 1314 states and 2513 transitions. Second operand has 6 states, 5 states have (on average 11.0) internal successors, (55), 6 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:46,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:46,851 INFO L93 Difference]: Finished difference Result 1398 states and 2673 transitions. [2022-03-01 16:49:46,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:49:46,851 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.0) internal successors, (55), 6 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2022-03-01 16:49:46,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:46,856 INFO L225 Difference]: With dead ends: 1398 [2022-03-01 16:49:46,856 INFO L226 Difference]: Without dead ends: 1398 [2022-03-01 16:49:46,856 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:49:46,857 INFO L933 BasicCegarLoop]: 186 mSDtfsCounter, 104 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:46,857 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [104 Valid, 364 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:49:46,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1398 states. [2022-03-01 16:49:46,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1398 to 1346. [2022-03-01 16:49:46,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1346 states, 1339 states have (on average 1.9215832710978342) internal successors, (2573), 1345 states have internal predecessors, (2573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:46,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 1346 states and 2573 transitions. [2022-03-01 16:49:46,878 INFO L78 Accepts]: Start accepts. Automaton has 1346 states and 2573 transitions. Word has length 55 [2022-03-01 16:49:46,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:46,879 INFO L470 AbstractCegarLoop]: Abstraction has 1346 states and 2573 transitions. [2022-03-01 16:49:46,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.0) internal successors, (55), 6 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:46,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 2573 transitions. [2022-03-01 16:49:46,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-03-01 16:49:46,880 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:46,880 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:46,880 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-01 16:49:46,880 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:46,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:46,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1581779769, now seen corresponding path program 1 times [2022-03-01 16:49:46,881 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:46,881 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216190907] [2022-03-01 16:49:46,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:46,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:46,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:46,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:46,955 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:46,955 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [216190907] [2022-03-01 16:49:46,956 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [216190907] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:46,956 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:46,956 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:49:46,956 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969187444] [2022-03-01 16:49:46,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:46,956 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:49:46,956 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:46,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:49:46,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:49:46,957 INFO L87 Difference]: Start difference. First operand 1346 states and 2573 transitions. Second operand has 6 states, 5 states have (on average 12.4) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:47,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:47,119 INFO L93 Difference]: Finished difference Result 1487 states and 2836 transitions. [2022-03-01 16:49:47,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:49:47,123 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.4) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2022-03-01 16:49:47,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:47,128 INFO L225 Difference]: With dead ends: 1487 [2022-03-01 16:49:47,128 INFO L226 Difference]: Without dead ends: 1199 [2022-03-01 16:49:47,128 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:49:47,129 INFO L933 BasicCegarLoop]: 207 mSDtfsCounter, 126 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 274 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 524 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:47,129 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [126 Valid, 524 Invalid, 279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 274 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:49:47,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1199 states. [2022-03-01 16:49:47,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1199 to 1148. [2022-03-01 16:49:47,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1148 states, 1141 states have (on average 1.8939526730937775) internal successors, (2161), 1147 states have internal predecessors, (2161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:47,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 1148 states and 2161 transitions. [2022-03-01 16:49:47,150 INFO L78 Accepts]: Start accepts. Automaton has 1148 states and 2161 transitions. Word has length 62 [2022-03-01 16:49:47,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:47,150 INFO L470 AbstractCegarLoop]: Abstraction has 1148 states and 2161 transitions. [2022-03-01 16:49:47,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.4) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:47,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 2161 transitions. [2022-03-01 16:49:47,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-03-01 16:49:47,153 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:47,153 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:47,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-01 16:49:47,153 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:47,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:47,154 INFO L85 PathProgramCache]: Analyzing trace with hash 138758537, now seen corresponding path program 1 times [2022-03-01 16:49:47,154 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:47,154 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430607638] [2022-03-01 16:49:47,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:47,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:47,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:47,286 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:47,286 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430607638] [2022-03-01 16:49:47,287 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430607638] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:47,287 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:47,287 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:49:47,287 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82919924] [2022-03-01 16:49:47,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:47,287 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:49:47,287 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:47,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:49:47,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:49:47,288 INFO L87 Difference]: Start difference. First operand 1148 states and 2161 transitions. Second operand has 6 states, 5 states have (on average 12.6) internal successors, (63), 6 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:47,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:47,410 INFO L93 Difference]: Finished difference Result 1246 states and 2335 transitions. [2022-03-01 16:49:47,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:49:47,411 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.6) internal successors, (63), 6 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2022-03-01 16:49:47,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:47,415 INFO L225 Difference]: With dead ends: 1246 [2022-03-01 16:49:47,415 INFO L226 Difference]: Without dead ends: 1046 [2022-03-01 16:49:47,415 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:49:47,417 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 104 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 207 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:47,418 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [104 Valid, 414 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 207 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:49:47,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2022-03-01 16:49:47,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 1022. [2022-03-01 16:49:47,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1022 states, 1015 states have (on average 1.8610837438423646) internal successors, (1889), 1021 states have internal predecessors, (1889), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:47,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 1022 states and 1889 transitions. [2022-03-01 16:49:47,437 INFO L78 Accepts]: Start accepts. Automaton has 1022 states and 1889 transitions. Word has length 63 [2022-03-01 16:49:47,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:47,438 INFO L470 AbstractCegarLoop]: Abstraction has 1022 states and 1889 transitions. [2022-03-01 16:49:47,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.6) internal successors, (63), 6 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:47,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1889 transitions. [2022-03-01 16:49:47,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:49:47,439 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:47,439 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:47,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-01 16:49:47,440 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:47,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:47,442 INFO L85 PathProgramCache]: Analyzing trace with hash 1422220343, now seen corresponding path program 1 times [2022-03-01 16:49:47,442 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:47,442 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019446893] [2022-03-01 16:49:47,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:47,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:47,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:47,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:47,770 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:47,770 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019446893] [2022-03-01 16:49:47,770 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019446893] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:47,770 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:47,770 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:49:47,770 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427249373] [2022-03-01 16:49:47,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:47,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:49:47,771 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:47,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:49:47,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:49:47,771 INFO L87 Difference]: Start difference. First operand 1022 states and 1889 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:48,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:48,300 INFO L93 Difference]: Finished difference Result 2504 states and 4626 transitions. [2022-03-01 16:49:48,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:49:48,301 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:49:48,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:48,308 INFO L225 Difference]: With dead ends: 2504 [2022-03-01 16:49:48,308 INFO L226 Difference]: Without dead ends: 2444 [2022-03-01 16:49:48,309 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:48,309 INFO L933 BasicCegarLoop]: 178 mSDtfsCounter, 433 mSDsluCounter, 991 mSDsCounter, 0 mSdLazyCounter, 427 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 433 SdHoareTripleChecker+Valid, 1167 SdHoareTripleChecker+Invalid, 438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 427 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:48,309 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [433 Valid, 1167 Invalid, 438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 427 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:49:48,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2444 states. [2022-03-01 16:49:48,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2444 to 1030. [2022-03-01 16:49:48,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1030 states, 1023 states have (on average 1.8602150537634408) internal successors, (1903), 1029 states have internal predecessors, (1903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:48,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1903 transitions. [2022-03-01 16:49:48,332 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1903 transitions. Word has length 75 [2022-03-01 16:49:48,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:48,332 INFO L470 AbstractCegarLoop]: Abstraction has 1030 states and 1903 transitions. [2022-03-01 16:49:48,332 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:48,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1903 transitions. [2022-03-01 16:49:48,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:49:48,333 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:48,333 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:48,333 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-01 16:49:48,333 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:48,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:48,334 INFO L85 PathProgramCache]: Analyzing trace with hash 937123410, now seen corresponding path program 1 times [2022-03-01 16:49:48,334 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:48,334 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362683434] [2022-03-01 16:49:48,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:48,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:48,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:48,531 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:48,531 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362683434] [2022-03-01 16:49:48,531 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362683434] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:48,531 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:48,531 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:49:48,531 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494860360] [2022-03-01 16:49:48,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:48,532 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:49:48,532 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:48,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:49:48,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:49:48,533 INFO L87 Difference]: Start difference. First operand 1030 states and 1903 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:48,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:48,969 INFO L93 Difference]: Finished difference Result 3115 states and 5733 transitions. [2022-03-01 16:49:48,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:49:48,970 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:49:48,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:48,978 INFO L225 Difference]: With dead ends: 3115 [2022-03-01 16:49:48,979 INFO L226 Difference]: Without dead ends: 3084 [2022-03-01 16:49:48,979 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:48,979 INFO L933 BasicCegarLoop]: 159 mSDtfsCounter, 631 mSDsluCounter, 915 mSDsCounter, 0 mSdLazyCounter, 499 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 631 SdHoareTripleChecker+Valid, 1072 SdHoareTripleChecker+Invalid, 515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 499 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:48,979 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [631 Valid, 1072 Invalid, 515 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 499 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-01 16:49:48,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3084 states. [2022-03-01 16:49:49,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3084 to 1031. [2022-03-01 16:49:49,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1031 states, 1024 states have (on average 1.859375) internal successors, (1904), 1030 states have internal predecessors, (1904), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:49,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1904 transitions. [2022-03-01 16:49:49,004 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1904 transitions. Word has length 75 [2022-03-01 16:49:49,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:49,004 INFO L470 AbstractCegarLoop]: Abstraction has 1031 states and 1904 transitions. [2022-03-01 16:49:49,004 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:49,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1904 transitions. [2022-03-01 16:49:49,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:49:49,005 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:49,005 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:49,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-01 16:49:49,005 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:49,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:49,006 INFO L85 PathProgramCache]: Analyzing trace with hash -1109677638, now seen corresponding path program 2 times [2022-03-01 16:49:49,006 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:49,006 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440519732] [2022-03-01 16:49:49,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:49,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:49,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:49,122 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:49,122 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440519732] [2022-03-01 16:49:49,122 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440519732] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:49,123 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:49,123 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:49:49,123 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31291360] [2022-03-01 16:49:49,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:49,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:49:49,123 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:49,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:49:49,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:49:49,124 INFO L87 Difference]: Start difference. First operand 1031 states and 1904 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:49,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:49,461 INFO L93 Difference]: Finished difference Result 2475 states and 4567 transitions. [2022-03-01 16:49:49,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:49:49,462 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:49:49,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:49,469 INFO L225 Difference]: With dead ends: 2475 [2022-03-01 16:49:49,469 INFO L226 Difference]: Without dead ends: 2442 [2022-03-01 16:49:49,469 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:49,470 INFO L933 BasicCegarLoop]: 176 mSDtfsCounter, 523 mSDsluCounter, 839 mSDsCounter, 0 mSdLazyCounter, 330 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 523 SdHoareTripleChecker+Valid, 1013 SdHoareTripleChecker+Invalid, 332 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:49,470 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [523 Valid, 1013 Invalid, 332 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 330 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:49:49,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2442 states. [2022-03-01 16:49:49,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2442 to 1028. [2022-03-01 16:49:49,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1028 states, 1021 states have (on average 1.8599412340842312) internal successors, (1899), 1027 states have internal predecessors, (1899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:49,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 1028 states and 1899 transitions. [2022-03-01 16:49:49,491 INFO L78 Accepts]: Start accepts. Automaton has 1028 states and 1899 transitions. Word has length 75 [2022-03-01 16:49:49,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:49,491 INFO L470 AbstractCegarLoop]: Abstraction has 1028 states and 1899 transitions. [2022-03-01 16:49:49,491 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:49,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1899 transitions. [2022-03-01 16:49:49,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:49:49,510 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:49,511 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] [2022-03-01 16:49:49,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-01 16:49:49,511 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:49,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:49,511 INFO L85 PathProgramCache]: Analyzing trace with hash -1567454698, now seen corresponding path program 3 times [2022-03-01 16:49:49,511 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:49,511 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315565799] [2022-03-01 16:49:49,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:49,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:49,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:49,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:49,678 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:49,678 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315565799] [2022-03-01 16:49:49,678 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315565799] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:49,678 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:49,678 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:49:49,678 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604961621] [2022-03-01 16:49:49,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:49,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:49:49,678 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:49,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:49:49,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:49:49,679 INFO L87 Difference]: Start difference. First operand 1028 states and 1899 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:50,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:50,053 INFO L93 Difference]: Finished difference Result 3130 states and 5777 transitions. [2022-03-01 16:49:50,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:49:50,054 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:49:50,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:50,062 INFO L225 Difference]: With dead ends: 3130 [2022-03-01 16:49:50,063 INFO L226 Difference]: Without dead ends: 3100 [2022-03-01 16:49:50,063 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:50,063 INFO L933 BasicCegarLoop]: 187 mSDtfsCounter, 687 mSDsluCounter, 902 mSDsCounter, 0 mSdLazyCounter, 335 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 687 SdHoareTripleChecker+Valid, 1087 SdHoareTripleChecker+Invalid, 350 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 335 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:50,063 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [687 Valid, 1087 Invalid, 350 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 335 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:49:50,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3100 states. [2022-03-01 16:49:50,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3100 to 1030. [2022-03-01 16:49:50,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1030 states, 1023 states have (on average 1.8592375366568914) internal successors, (1902), 1029 states have internal predecessors, (1902), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:50,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1902 transitions. [2022-03-01 16:49:50,087 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1902 transitions. Word has length 75 [2022-03-01 16:49:50,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:50,087 INFO L470 AbstractCegarLoop]: Abstraction has 1030 states and 1902 transitions. [2022-03-01 16:49:50,087 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:50,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1902 transitions. [2022-03-01 16:49:50,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:49:50,088 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:50,088 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:50,089 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-01 16:49:50,089 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:50,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:50,089 INFO L85 PathProgramCache]: Analyzing trace with hash 199539000, now seen corresponding path program 4 times [2022-03-01 16:49:50,089 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:50,089 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261399535] [2022-03-01 16:49:50,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:50,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:50,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:50,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:50,197 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:50,197 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261399535] [2022-03-01 16:49:50,197 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261399535] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:50,197 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:50,197 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:49:50,197 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794638174] [2022-03-01 16:49:50,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:50,197 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:49:50,197 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:50,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:49:50,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:49:50,198 INFO L87 Difference]: Start difference. First operand 1030 states and 1902 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:50,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:50,576 INFO L93 Difference]: Finished difference Result 3131 states and 5763 transitions. [2022-03-01 16:49:50,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:49:50,577 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:49:50,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:50,585 INFO L225 Difference]: With dead ends: 3131 [2022-03-01 16:49:50,586 INFO L226 Difference]: Without dead ends: 3099 [2022-03-01 16:49:50,586 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:50,586 INFO L933 BasicCegarLoop]: 174 mSDtfsCounter, 575 mSDsluCounter, 956 mSDsCounter, 0 mSdLazyCounter, 443 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 575 SdHoareTripleChecker+Valid, 1128 SdHoareTripleChecker+Invalid, 447 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 443 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:50,586 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [575 Valid, 1128 Invalid, 447 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 443 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:49:50,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3099 states. [2022-03-01 16:49:50,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3099 to 1029. [2022-03-01 16:49:50,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1029 states, 1022 states have (on average 1.8590998043052838) internal successors, (1900), 1028 states have internal predecessors, (1900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:50,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 1029 states and 1900 transitions. [2022-03-01 16:49:50,609 INFO L78 Accepts]: Start accepts. Automaton has 1029 states and 1900 transitions. Word has length 75 [2022-03-01 16:49:50,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:50,609 INFO L470 AbstractCegarLoop]: Abstraction has 1029 states and 1900 transitions. [2022-03-01 16:49:50,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:50,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1900 transitions. [2022-03-01 16:49:50,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:49:50,610 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:50,611 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:50,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-01 16:49:50,611 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:50,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:50,611 INFO L85 PathProgramCache]: Analyzing trace with hash -2071135244, now seen corresponding path program 5 times [2022-03-01 16:49:50,611 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:50,611 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289588426] [2022-03-01 16:49:50,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:50,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:50,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:50,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:50,809 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:50,809 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289588426] [2022-03-01 16:49:50,809 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289588426] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:50,809 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:50,809 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:49:50,810 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062907570] [2022-03-01 16:49:50,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:50,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:49:50,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:50,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:49:50,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:49:50,810 INFO L87 Difference]: Start difference. First operand 1029 states and 1900 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:51,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:51,297 INFO L93 Difference]: Finished difference Result 3114 states and 5730 transitions. [2022-03-01 16:49:51,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:49:51,298 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:49:51,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:51,319 INFO L225 Difference]: With dead ends: 3114 [2022-03-01 16:49:51,319 INFO L226 Difference]: Without dead ends: 3083 [2022-03-01 16:49:51,320 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:51,320 INFO L933 BasicCegarLoop]: 159 mSDtfsCounter, 732 mSDsluCounter, 855 mSDsCounter, 0 mSdLazyCounter, 347 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 732 SdHoareTripleChecker+Valid, 1012 SdHoareTripleChecker+Invalid, 365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 347 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:51,320 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [732 Valid, 1012 Invalid, 365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 347 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:49:51,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3083 states. [2022-03-01 16:49:51,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3083 to 1030. [2022-03-01 16:49:51,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1030 states, 1023 states have (on average 1.858260019550342) internal successors, (1901), 1029 states have internal predecessors, (1901), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:51,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1901 transitions. [2022-03-01 16:49:51,344 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1901 transitions. Word has length 75 [2022-03-01 16:49:51,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:51,344 INFO L470 AbstractCegarLoop]: Abstraction has 1030 states and 1901 transitions. [2022-03-01 16:49:51,344 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:51,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1901 transitions. [2022-03-01 16:49:51,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:49:51,345 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:51,346 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:51,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-01 16:49:51,346 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:51,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:51,346 INFO L85 PathProgramCache]: Analyzing trace with hash 177031004, now seen corresponding path program 6 times [2022-03-01 16:49:51,346 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:51,346 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964838157] [2022-03-01 16:49:51,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:51,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:51,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:51,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:51,550 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:51,550 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964838157] [2022-03-01 16:49:51,550 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [964838157] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:51,550 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:51,550 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:49:51,551 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939411826] [2022-03-01 16:49:51,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:51,551 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:49:51,551 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:51,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:49:51,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:49:51,551 INFO L87 Difference]: Start difference. First operand 1030 states and 1901 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:51,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:51,998 INFO L93 Difference]: Finished difference Result 2474 states and 4564 transitions. [2022-03-01 16:49:51,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:49:51,999 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:49:51,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:52,007 INFO L225 Difference]: With dead ends: 2474 [2022-03-01 16:49:52,007 INFO L226 Difference]: Without dead ends: 2440 [2022-03-01 16:49:52,007 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:52,007 INFO L933 BasicCegarLoop]: 164 mSDtfsCounter, 364 mSDsluCounter, 967 mSDsCounter, 0 mSdLazyCounter, 349 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 364 SdHoareTripleChecker+Valid, 1129 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:52,007 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [364 Valid, 1129 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 349 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:49:52,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2440 states. [2022-03-01 16:49:52,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2440 to 1026. [2022-03-01 16:49:52,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1026 states, 1019 states have (on average 1.859666339548577) internal successors, (1895), 1025 states have internal predecessors, (1895), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:52,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 1026 states and 1895 transitions. [2022-03-01 16:49:52,025 INFO L78 Accepts]: Start accepts. Automaton has 1026 states and 1895 transitions. Word has length 75 [2022-03-01 16:49:52,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:52,025 INFO L470 AbstractCegarLoop]: Abstraction has 1026 states and 1895 transitions. [2022-03-01 16:49:52,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:52,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1895 transitions. [2022-03-01 16:49:52,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:49:52,027 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:52,027 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:52,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-01 16:49:52,027 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:52,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:52,027 INFO L85 PathProgramCache]: Analyzing trace with hash 698706045, now seen corresponding path program 1 times [2022-03-01 16:49:52,027 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:52,027 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059767584] [2022-03-01 16:49:52,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:52,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:52,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:52,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:52,153 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:52,153 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059767584] [2022-03-01 16:49:52,153 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059767584] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:52,153 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:52,153 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:49:52,153 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517118071] [2022-03-01 16:49:52,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:52,153 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:49:52,153 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:52,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:49:52,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:49:52,154 INFO L87 Difference]: Start difference. First operand 1026 states and 1895 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:52,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:52,518 INFO L93 Difference]: Finished difference Result 1797 states and 3314 transitions. [2022-03-01 16:49:52,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:49:52,518 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:49:52,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:52,522 INFO L225 Difference]: With dead ends: 1797 [2022-03-01 16:49:52,522 INFO L226 Difference]: Without dead ends: 1737 [2022-03-01 16:49:52,522 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:52,522 INFO L933 BasicCegarLoop]: 178 mSDtfsCounter, 442 mSDsluCounter, 990 mSDsCounter, 0 mSdLazyCounter, 418 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 442 SdHoareTripleChecker+Valid, 1166 SdHoareTripleChecker+Invalid, 431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:52,522 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [442 Valid, 1166 Invalid, 431 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 418 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:49:52,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1737 states. [2022-03-01 16:49:52,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1737 to 1030. [2022-03-01 16:49:52,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1030 states, 1023 states have (on average 1.858260019550342) internal successors, (1901), 1029 states have internal predecessors, (1901), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:52,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1901 transitions. [2022-03-01 16:49:52,551 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1901 transitions. Word has length 75 [2022-03-01 16:49:52,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:52,551 INFO L470 AbstractCegarLoop]: Abstraction has 1030 states and 1901 transitions. [2022-03-01 16:49:52,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:52,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1901 transitions. [2022-03-01 16:49:52,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:49:52,553 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:52,553 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:52,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-01 16:49:52,553 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:52,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:52,553 INFO L85 PathProgramCache]: Analyzing trace with hash -737879494, now seen corresponding path program 7 times [2022-03-01 16:49:52,553 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:52,554 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484797625] [2022-03-01 16:49:52,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:52,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:52,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:52,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:52,784 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:52,784 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484797625] [2022-03-01 16:49:52,784 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484797625] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:52,784 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:52,784 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:49:52,784 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442277281] [2022-03-01 16:49:52,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:52,784 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:49:52,784 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:52,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:49:52,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:49:52,785 INFO L87 Difference]: Start difference. First operand 1030 states and 1901 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:53,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:53,271 INFO L93 Difference]: Finished difference Result 2408 states and 4436 transitions. [2022-03-01 16:49:53,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:49:53,272 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:49:53,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:53,275 INFO L225 Difference]: With dead ends: 2408 [2022-03-01 16:49:53,275 INFO L226 Difference]: Without dead ends: 2378 [2022-03-01 16:49:53,276 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:53,276 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 644 mSDsluCounter, 882 mSDsCounter, 0 mSdLazyCounter, 353 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 644 SdHoareTripleChecker+Valid, 1068 SdHoareTripleChecker+Invalid, 368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:53,276 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [644 Valid, 1068 Invalid, 368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 353 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:49:53,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2378 states. [2022-03-01 16:49:53,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2378 to 1031. [2022-03-01 16:49:53,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1031 states, 1024 states have (on average 1.857421875) internal successors, (1902), 1030 states have internal predecessors, (1902), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:53,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1902 transitions. [2022-03-01 16:49:53,293 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1902 transitions. Word has length 75 [2022-03-01 16:49:53,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:53,294 INFO L470 AbstractCegarLoop]: Abstraction has 1031 states and 1902 transitions. [2022-03-01 16:49:53,294 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:53,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1902 transitions. [2022-03-01 16:49:53,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:49:53,295 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:53,295 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:53,295 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-01 16:49:53,295 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:53,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:53,295 INFO L85 PathProgramCache]: Analyzing trace with hash 1029114204, now seen corresponding path program 8 times [2022-03-01 16:49:53,295 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:53,296 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421534456] [2022-03-01 16:49:53,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:53,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:53,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:53,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:53,459 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:53,459 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421534456] [2022-03-01 16:49:53,459 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421534456] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:53,459 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:53,459 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:49:53,459 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368489417] [2022-03-01 16:49:53,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:53,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:49:53,460 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:53,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:49:53,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:49:53,460 INFO L87 Difference]: Start difference. First operand 1031 states and 1902 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:53,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:53,838 INFO L93 Difference]: Finished difference Result 1769 states and 3242 transitions. [2022-03-01 16:49:53,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:49:53,839 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:49:53,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:53,842 INFO L225 Difference]: With dead ends: 1769 [2022-03-01 16:49:53,842 INFO L226 Difference]: Without dead ends: 1735 [2022-03-01 16:49:53,842 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:53,842 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 371 mSDsluCounter, 918 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 371 SdHoareTripleChecker+Valid, 1079 SdHoareTripleChecker+Invalid, 466 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:53,842 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [371 Valid, 1079 Invalid, 466 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 462 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:49:53,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1735 states. [2022-03-01 16:49:53,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1735 to 1028. [2022-03-01 16:49:53,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1028 states, 1021 states have (on average 1.8579823702252694) internal successors, (1897), 1027 states have internal predecessors, (1897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:53,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 1028 states and 1897 transitions. [2022-03-01 16:49:53,856 INFO L78 Accepts]: Start accepts. Automaton has 1028 states and 1897 transitions. Word has length 75 [2022-03-01 16:49:53,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:53,856 INFO L470 AbstractCegarLoop]: Abstraction has 1028 states and 1897 transitions. [2022-03-01 16:49:53,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:53,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1897 transitions. [2022-03-01 16:49:53,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:49:53,857 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:53,858 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:53,858 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-01 16:49:53,858 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:53,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:53,858 INFO L85 PathProgramCache]: Analyzing trace with hash -305145996, now seen corresponding path program 9 times [2022-03-01 16:49:53,858 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:53,858 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106783404] [2022-03-01 16:49:53,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:53,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:53,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:53,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:53,999 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:53,999 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106783404] [2022-03-01 16:49:53,999 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106783404] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:53,999 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:53,999 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:49:53,999 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479175445] [2022-03-01 16:49:53,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:53,999 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:49:53,999 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:54,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:49:54,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:49:54,000 INFO L87 Difference]: Start difference. First operand 1028 states and 1897 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:54,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:54,358 INFO L93 Difference]: Finished difference Result 2423 states and 4465 transitions. [2022-03-01 16:49:54,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:49:54,359 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:49:54,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:54,362 INFO L225 Difference]: With dead ends: 2423 [2022-03-01 16:49:54,362 INFO L226 Difference]: Without dead ends: 2393 [2022-03-01 16:49:54,362 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:54,363 INFO L933 BasicCegarLoop]: 187 mSDtfsCounter, 528 mSDsluCounter, 906 mSDsCounter, 0 mSdLazyCounter, 330 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 528 SdHoareTripleChecker+Valid, 1091 SdHoareTripleChecker+Invalid, 343 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:54,363 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [528 Valid, 1091 Invalid, 343 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 330 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:49:54,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2393 states. [2022-03-01 16:49:54,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2393 to 1030. [2022-03-01 16:49:54,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1030 states, 1023 states have (on average 1.8572825024437927) internal successors, (1900), 1029 states have internal predecessors, (1900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:54,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1900 transitions. [2022-03-01 16:49:54,379 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1900 transitions. Word has length 75 [2022-03-01 16:49:54,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:54,379 INFO L470 AbstractCegarLoop]: Abstraction has 1030 states and 1900 transitions. [2022-03-01 16:49:54,379 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:54,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1900 transitions. [2022-03-01 16:49:54,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:49:54,380 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:54,380 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] [2022-03-01 16:49:54,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-01 16:49:54,380 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:54,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:54,381 INFO L85 PathProgramCache]: Analyzing trace with hash 1461847702, now seen corresponding path program 10 times [2022-03-01 16:49:54,381 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:54,381 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661802256] [2022-03-01 16:49:54,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:54,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:54,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:54,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:54,535 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:54,535 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661802256] [2022-03-01 16:49:54,535 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661802256] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:54,535 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:54,535 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:49:54,535 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427392350] [2022-03-01 16:49:54,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:54,536 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:49:54,537 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:54,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:49:54,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:49:54,537 INFO L87 Difference]: Start difference. First operand 1030 states and 1900 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:54,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:54,912 INFO L93 Difference]: Finished difference Result 2424 states and 4451 transitions. [2022-03-01 16:49:54,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:49:54,913 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:49:54,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:54,916 INFO L225 Difference]: With dead ends: 2424 [2022-03-01 16:49:54,916 INFO L226 Difference]: Without dead ends: 2392 [2022-03-01 16:49:54,916 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:54,917 INFO L933 BasicCegarLoop]: 174 mSDtfsCounter, 512 mSDsluCounter, 956 mSDsCounter, 0 mSdLazyCounter, 437 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 512 SdHoareTripleChecker+Valid, 1128 SdHoareTripleChecker+Invalid, 441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 437 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:54,917 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [512 Valid, 1128 Invalid, 441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 437 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:49:54,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2392 states. [2022-03-01 16:49:54,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2392 to 1029. [2022-03-01 16:49:54,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1029 states, 1022 states have (on average 1.8571428571428572) internal successors, (1898), 1028 states have internal predecessors, (1898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:54,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 1029 states and 1898 transitions. [2022-03-01 16:49:54,933 INFO L78 Accepts]: Start accepts. Automaton has 1029 states and 1898 transitions. Word has length 75 [2022-03-01 16:49:54,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:54,933 INFO L470 AbstractCegarLoop]: Abstraction has 1029 states and 1898 transitions. [2022-03-01 16:49:54,933 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:54,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1898 transitions. [2022-03-01 16:49:54,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:49:54,934 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:54,934 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:54,934 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-01 16:49:54,934 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:54,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:54,935 INFO L85 PathProgramCache]: Analyzing trace with hash -808826542, now seen corresponding path program 11 times [2022-03-01 16:49:54,935 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:54,935 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491085220] [2022-03-01 16:49:54,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:54,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:54,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:55,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:55,072 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:55,072 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491085220] [2022-03-01 16:49:55,072 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491085220] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:55,072 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:55,072 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:49:55,072 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506871432] [2022-03-01 16:49:55,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:55,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:49:55,072 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:55,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:49:55,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:49:55,073 INFO L87 Difference]: Start difference. First operand 1029 states and 1898 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:55,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:55,414 INFO L93 Difference]: Finished difference Result 2407 states and 4418 transitions. [2022-03-01 16:49:55,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:49:55,414 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:49:55,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:55,418 INFO L225 Difference]: With dead ends: 2407 [2022-03-01 16:49:55,418 INFO L226 Difference]: Without dead ends: 2376 [2022-03-01 16:49:55,418 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:55,419 INFO L933 BasicCegarLoop]: 158 mSDtfsCounter, 644 mSDsluCounter, 854 mSDsCounter, 0 mSdLazyCounter, 344 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 644 SdHoareTripleChecker+Valid, 1010 SdHoareTripleChecker+Invalid, 362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:55,419 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [644 Valid, 1010 Invalid, 362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 344 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:49:55,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2376 states. [2022-03-01 16:49:55,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2376 to 1030. [2022-03-01 16:49:55,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1030 states, 1023 states have (on average 1.8563049853372433) internal successors, (1899), 1029 states have internal predecessors, (1899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:55,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1899 transitions. [2022-03-01 16:49:55,448 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1899 transitions. Word has length 75 [2022-03-01 16:49:55,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:55,448 INFO L470 AbstractCegarLoop]: Abstraction has 1030 states and 1899 transitions. [2022-03-01 16:49:55,448 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:55,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1899 transitions. [2022-03-01 16:49:55,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:49:55,449 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:55,449 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:55,449 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-01 16:49:55,449 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:55,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:55,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1439339706, now seen corresponding path program 12 times [2022-03-01 16:49:55,450 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:55,450 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975202797] [2022-03-01 16:49:55,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:55,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:55,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:55,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:55,547 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:55,547 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975202797] [2022-03-01 16:49:55,547 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [975202797] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:55,547 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:55,547 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:49:55,547 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200827123] [2022-03-01 16:49:55,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:55,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:49:55,548 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:55,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:49:55,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:49:55,548 INFO L87 Difference]: Start difference. First operand 1030 states and 1899 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:55,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:55,824 INFO L93 Difference]: Finished difference Result 1767 states and 3252 transitions. [2022-03-01 16:49:55,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:49:55,825 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:49:55,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:55,827 INFO L225 Difference]: With dead ends: 1767 [2022-03-01 16:49:55,827 INFO L226 Difference]: Without dead ends: 1729 [2022-03-01 16:49:55,827 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:55,828 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 380 mSDsluCounter, 845 mSDsCounter, 0 mSdLazyCounter, 280 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 380 SdHoareTripleChecker+Valid, 1006 SdHoareTripleChecker+Invalid, 282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:55,828 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [380 Valid, 1006 Invalid, 282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 280 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:49:55,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1729 states. [2022-03-01 16:49:55,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1729 to 1022. [2022-03-01 16:49:55,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1022 states, 1015 states have (on average 1.8591133004926108) internal successors, (1887), 1021 states have internal predecessors, (1887), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:55,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 1022 states and 1887 transitions. [2022-03-01 16:49:55,840 INFO L78 Accepts]: Start accepts. Automaton has 1022 states and 1887 transitions. Word has length 75 [2022-03-01 16:49:55,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:55,840 INFO L470 AbstractCegarLoop]: Abstraction has 1022 states and 1887 transitions. [2022-03-01 16:49:55,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:55,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1887 transitions. [2022-03-01 16:49:55,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:49:55,841 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:55,841 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:55,841 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-01 16:49:55,841 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:55,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:55,842 INFO L85 PathProgramCache]: Analyzing trace with hash 455651203, now seen corresponding path program 2 times [2022-03-01 16:49:55,842 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:55,842 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865729904] [2022-03-01 16:49:55,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:55,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:55,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:55,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:55,987 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:55,987 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865729904] [2022-03-01 16:49:55,987 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865729904] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:55,987 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:55,987 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:49:55,987 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265119259] [2022-03-01 16:49:55,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:55,987 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:49:55,987 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:55,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:49:55,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:49:55,988 INFO L87 Difference]: Start difference. First operand 1022 states and 1887 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:56,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:56,358 INFO L93 Difference]: Finished difference Result 1082 states and 1988 transitions. [2022-03-01 16:49:56,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:49:56,358 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:49:56,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:56,360 INFO L225 Difference]: With dead ends: 1082 [2022-03-01 16:49:56,360 INFO L226 Difference]: Without dead ends: 947 [2022-03-01 16:49:56,360 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:56,360 INFO L933 BasicCegarLoop]: 179 mSDtfsCounter, 374 mSDsluCounter, 869 mSDsCounter, 0 mSdLazyCounter, 384 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 374 SdHoareTripleChecker+Valid, 1044 SdHoareTripleChecker+Invalid, 395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 384 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:56,360 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [374 Valid, 1044 Invalid, 395 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 384 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:49:56,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 947 states. [2022-03-01 16:49:56,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 947 to 947. [2022-03-01 16:49:56,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 947 states, 940 states have (on average 1.847872340425532) internal successors, (1737), 946 states have internal predecessors, (1737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:56,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1737 transitions. [2022-03-01 16:49:56,370 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1737 transitions. Word has length 75 [2022-03-01 16:49:56,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:56,370 INFO L470 AbstractCegarLoop]: Abstraction has 947 states and 1737 transitions. [2022-03-01 16:49:56,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:56,370 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1737 transitions. [2022-03-01 16:49:56,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:49:56,371 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:56,371 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:56,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-01 16:49:56,371 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:56,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:56,371 INFO L85 PathProgramCache]: Analyzing trace with hash -133374655, now seen corresponding path program 3 times [2022-03-01 16:49:56,371 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:56,371 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93710950] [2022-03-01 16:49:56,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:56,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:56,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:56,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:56,495 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:56,495 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93710950] [2022-03-01 16:49:56,495 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93710950] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:56,495 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:56,495 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:49:56,495 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140472736] [2022-03-01 16:49:56,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:56,495 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:49:56,495 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:56,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:49:56,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:49:56,496 INFO L87 Difference]: Start difference. First operand 947 states and 1737 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:56,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:56,794 INFO L93 Difference]: Finished difference Result 1665 states and 3053 transitions. [2022-03-01 16:49:56,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:49:56,799 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:49:56,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:56,801 INFO L225 Difference]: With dead ends: 1665 [2022-03-01 16:49:56,801 INFO L226 Difference]: Without dead ends: 1605 [2022-03-01 16:49:56,802 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:56,802 INFO L933 BasicCegarLoop]: 171 mSDtfsCounter, 471 mSDsluCounter, 839 mSDsCounter, 0 mSdLazyCounter, 329 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 471 SdHoareTripleChecker+Valid, 1006 SdHoareTripleChecker+Invalid, 340 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 329 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:56,802 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [471 Valid, 1006 Invalid, 340 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 329 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:49:56,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1605 states. [2022-03-01 16:49:56,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1605 to 949. [2022-03-01 16:49:56,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 949 states, 942 states have (on average 1.846072186836518) internal successors, (1739), 948 states have internal predecessors, (1739), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:56,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 949 states and 1739 transitions. [2022-03-01 16:49:56,812 INFO L78 Accepts]: Start accepts. Automaton has 949 states and 1739 transitions. Word has length 75 [2022-03-01 16:49:56,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:56,813 INFO L470 AbstractCegarLoop]: Abstraction has 949 states and 1739 transitions. [2022-03-01 16:49:56,813 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:56,813 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1739 transitions. [2022-03-01 16:49:56,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:49:56,814 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:56,814 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:56,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-01 16:49:56,814 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:56,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:56,814 INFO L85 PathProgramCache]: Analyzing trace with hash -618471588, now seen corresponding path program 13 times [2022-03-01 16:49:56,814 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:56,814 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971090449] [2022-03-01 16:49:56,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:56,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:56,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:56,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:56,919 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:56,919 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971090449] [2022-03-01 16:49:56,919 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971090449] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:56,919 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:56,919 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:49:56,919 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918329023] [2022-03-01 16:49:56,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:56,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:49:56,920 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:56,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:49:56,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:49:56,920 INFO L87 Difference]: Start difference. First operand 949 states and 1739 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:57,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:57,233 INFO L93 Difference]: Finished difference Result 1620 states and 2949 transitions. [2022-03-01 16:49:57,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:49:57,233 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:49:57,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:57,235 INFO L225 Difference]: With dead ends: 1620 [2022-03-01 16:49:57,235 INFO L226 Difference]: Without dead ends: 1589 [2022-03-01 16:49:57,235 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:57,236 INFO L933 BasicCegarLoop]: 140 mSDtfsCounter, 505 mSDsluCounter, 857 mSDsCounter, 0 mSdLazyCounter, 443 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 505 SdHoareTripleChecker+Valid, 993 SdHoareTripleChecker+Invalid, 459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 443 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:57,236 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [505 Valid, 993 Invalid, 459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 443 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:49:57,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1589 states. [2022-03-01 16:49:57,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1589 to 950. [2022-03-01 16:49:57,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 950 states, 943 states have (on average 1.8451749734888654) internal successors, (1740), 949 states have internal predecessors, (1740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:57,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 950 states and 1740 transitions. [2022-03-01 16:49:57,247 INFO L78 Accepts]: Start accepts. Automaton has 950 states and 1740 transitions. Word has length 75 [2022-03-01 16:49:57,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:57,247 INFO L470 AbstractCegarLoop]: Abstraction has 950 states and 1740 transitions. [2022-03-01 16:49:57,247 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:57,247 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1740 transitions. [2022-03-01 16:49:57,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:49:57,248 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:57,248 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:57,248 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-01 16:49:57,248 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:57,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:57,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1629694660, now seen corresponding path program 14 times [2022-03-01 16:49:57,249 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:57,249 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727234878] [2022-03-01 16:49:57,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:57,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:57,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:57,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:57,393 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:57,393 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727234878] [2022-03-01 16:49:57,393 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727234878] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:57,393 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:57,393 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:49:57,393 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365567021] [2022-03-01 16:49:57,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:57,393 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:49:57,393 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:57,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:49:57,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:49:57,394 INFO L87 Difference]: Start difference. First operand 950 states and 1740 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:57,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:57,684 INFO L93 Difference]: Finished difference Result 980 states and 1783 transitions. [2022-03-01 16:49:57,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:49:57,684 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:49:57,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:57,685 INFO L225 Difference]: With dead ends: 980 [2022-03-01 16:49:57,685 INFO L226 Difference]: Without dead ends: 942 [2022-03-01 16:49:57,686 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:57,686 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 269 mSDsluCounter, 911 mSDsCounter, 0 mSdLazyCounter, 333 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 269 SdHoareTripleChecker+Valid, 1064 SdHoareTripleChecker+Invalid, 335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:57,686 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [269 Valid, 1064 Invalid, 335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 333 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:49:57,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 942 states. [2022-03-01 16:49:57,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 942 to 942. [2022-03-01 16:49:57,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 942 states, 935 states have (on average 1.8470588235294119) internal successors, (1727), 941 states have internal predecessors, (1727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:57,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 942 states and 1727 transitions. [2022-03-01 16:49:57,696 INFO L78 Accepts]: Start accepts. Automaton has 942 states and 1727 transitions. Word has length 75 [2022-03-01 16:49:57,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:57,696 INFO L470 AbstractCegarLoop]: Abstraction has 942 states and 1727 transitions. [2022-03-01 16:49:57,697 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:57,697 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1727 transitions. [2022-03-01 16:49:57,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:49:57,697 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:57,698 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] [2022-03-01 16:49:57,698 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-01 16:49:57,698 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:57,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:57,698 INFO L85 PathProgramCache]: Analyzing trace with hash 1523756823, now seen corresponding path program 4 times [2022-03-01 16:49:57,698 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:57,698 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147504430] [2022-03-01 16:49:57,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:57,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:57,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:57,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:57,891 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:57,891 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147504430] [2022-03-01 16:49:57,891 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147504430] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:57,891 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:57,891 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:49:57,891 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269362455] [2022-03-01 16:49:57,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:57,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:49:57,891 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:57,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:49:57,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:49:57,892 INFO L87 Difference]: Start difference. First operand 942 states and 1727 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:58,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:58,335 INFO L93 Difference]: Finished difference Result 1679 states and 3080 transitions. [2022-03-01 16:49:58,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:49:58,335 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:49:58,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:58,337 INFO L225 Difference]: With dead ends: 1679 [2022-03-01 16:49:58,337 INFO L226 Difference]: Without dead ends: 1619 [2022-03-01 16:49:58,338 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:58,338 INFO L933 BasicCegarLoop]: 166 mSDtfsCounter, 440 mSDsluCounter, 836 mSDsCounter, 0 mSdLazyCounter, 329 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 440 SdHoareTripleChecker+Valid, 999 SdHoareTripleChecker+Invalid, 340 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 329 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:58,338 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [440 Valid, 999 Invalid, 340 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 329 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:49:58,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1619 states. [2022-03-01 16:49:58,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1619 to 946. [2022-03-01 16:49:58,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 946 states, 939 states have (on average 1.845580404685836) internal successors, (1733), 945 states have internal predecessors, (1733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:58,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1733 transitions. [2022-03-01 16:49:58,349 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1733 transitions. Word has length 75 [2022-03-01 16:49:58,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:58,349 INFO L470 AbstractCegarLoop]: Abstraction has 946 states and 1733 transitions. [2022-03-01 16:49:58,349 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:58,349 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1733 transitions. [2022-03-01 16:49:58,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:49:58,350 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:58,350 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:58,350 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-01 16:49:58,350 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:58,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:58,351 INFO L85 PathProgramCache]: Analyzing trace with hash 1038659890, now seen corresponding path program 15 times [2022-03-01 16:49:58,351 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:58,351 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290420676] [2022-03-01 16:49:58,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:58,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:58,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:58,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:58,544 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:58,545 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290420676] [2022-03-01 16:49:58,545 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290420676] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:58,545 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:58,545 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:49:58,545 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094069948] [2022-03-01 16:49:58,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:58,546 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:49:58,546 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:58,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:49:58,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:49:58,546 INFO L87 Difference]: Start difference. First operand 946 states and 1733 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:59,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:59,007 INFO L93 Difference]: Finished difference Result 2290 states and 4187 transitions. [2022-03-01 16:49:59,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:49:59,008 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:49:59,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:59,011 INFO L225 Difference]: With dead ends: 2290 [2022-03-01 16:49:59,011 INFO L226 Difference]: Without dead ends: 2259 [2022-03-01 16:49:59,011 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:59,011 INFO L933 BasicCegarLoop]: 147 mSDtfsCounter, 735 mSDsluCounter, 791 mSDsCounter, 0 mSdLazyCounter, 333 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 735 SdHoareTripleChecker+Valid, 935 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:59,012 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [735 Valid, 935 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 333 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:49:59,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2259 states. [2022-03-01 16:49:59,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2259 to 947. [2022-03-01 16:49:59,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 947 states, 940 states have (on average 1.8446808510638297) internal successors, (1734), 946 states have internal predecessors, (1734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:59,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1734 transitions. [2022-03-01 16:49:59,025 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1734 transitions. Word has length 75 [2022-03-01 16:49:59,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:59,025 INFO L470 AbstractCegarLoop]: Abstraction has 947 states and 1734 transitions. [2022-03-01 16:49:59,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:59,026 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1734 transitions. [2022-03-01 16:49:59,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:49:59,026 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:59,027 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:59,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-01 16:49:59,027 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:59,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:59,027 INFO L85 PathProgramCache]: Analyzing trace with hash -1008141158, now seen corresponding path program 16 times [2022-03-01 16:49:59,027 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:59,027 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078768305] [2022-03-01 16:49:59,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:59,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:59,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:59,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:59,176 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:59,176 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078768305] [2022-03-01 16:49:59,176 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078768305] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:59,177 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:59,177 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:49:59,177 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143116351] [2022-03-01 16:49:59,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:59,177 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:49:59,177 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:59,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:49:59,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:49:59,177 INFO L87 Difference]: Start difference. First operand 947 states and 1734 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:59,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:59,497 INFO L93 Difference]: Finished difference Result 1650 states and 3021 transitions. [2022-03-01 16:49:59,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:49:59,497 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:49:59,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:59,499 INFO L225 Difference]: With dead ends: 1650 [2022-03-01 16:49:59,499 INFO L226 Difference]: Without dead ends: 1617 [2022-03-01 16:49:59,499 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:59,499 INFO L933 BasicCegarLoop]: 164 mSDtfsCounter, 399 mSDsluCounter, 934 mSDsCounter, 0 mSdLazyCounter, 331 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 399 SdHoareTripleChecker+Valid, 1095 SdHoareTripleChecker+Invalid, 333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:59,499 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [399 Valid, 1095 Invalid, 333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 331 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:49:59,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1617 states. [2022-03-01 16:49:59,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1617 to 944. [2022-03-01 16:49:59,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 944 states, 937 states have (on average 1.8452508004268944) internal successors, (1729), 943 states have internal predecessors, (1729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:59,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 944 states and 1729 transitions. [2022-03-01 16:49:59,519 INFO L78 Accepts]: Start accepts. Automaton has 944 states and 1729 transitions. Word has length 75 [2022-03-01 16:49:59,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:59,519 INFO L470 AbstractCegarLoop]: Abstraction has 944 states and 1729 transitions. [2022-03-01 16:49:59,519 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:59,519 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1729 transitions. [2022-03-01 16:49:59,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:49:59,520 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:59,520 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:59,520 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-01 16:49:59,520 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:49:59,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:59,521 INFO L85 PathProgramCache]: Analyzing trace with hash -1465918218, now seen corresponding path program 17 times [2022-03-01 16:49:59,521 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:59,521 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86461383] [2022-03-01 16:49:59,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:59,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:59,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:59,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:59,677 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:59,677 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86461383] [2022-03-01 16:49:59,677 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86461383] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:59,677 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:59,677 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:49:59,677 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258219196] [2022-03-01 16:49:59,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:59,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:49:59,677 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:59,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:49:59,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:49:59,678 INFO L87 Difference]: Start difference. First operand 944 states and 1729 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:00,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:00,037 INFO L93 Difference]: Finished difference Result 1632 states and 2987 transitions. [2022-03-01 16:50:00,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:00,037 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:00,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:00,039 INFO L225 Difference]: With dead ends: 1632 [2022-03-01 16:50:00,039 INFO L226 Difference]: Without dead ends: 1602 [2022-03-01 16:50:00,039 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:00,040 INFO L933 BasicCegarLoop]: 174 mSDtfsCounter, 499 mSDsluCounter, 917 mSDsCounter, 0 mSdLazyCounter, 365 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 499 SdHoareTripleChecker+Valid, 1088 SdHoareTripleChecker+Invalid, 380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:00,040 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [499 Valid, 1088 Invalid, 380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 365 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:50:00,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1602 states. [2022-03-01 16:50:00,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1602 to 946. [2022-03-01 16:50:00,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 946 states, 939 states have (on average 1.8445154419595313) internal successors, (1732), 945 states have internal predecessors, (1732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:00,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1732 transitions. [2022-03-01 16:50:00,051 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1732 transitions. Word has length 75 [2022-03-01 16:50:00,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:00,051 INFO L470 AbstractCegarLoop]: Abstraction has 946 states and 1732 transitions. [2022-03-01 16:50:00,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:00,051 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1732 transitions. [2022-03-01 16:50:00,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:00,052 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:00,052 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] [2022-03-01 16:50:00,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-01 16:50:00,052 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:00,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:00,052 INFO L85 PathProgramCache]: Analyzing trace with hash 301075480, now seen corresponding path program 18 times [2022-03-01 16:50:00,052 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:00,052 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611120946] [2022-03-01 16:50:00,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:00,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:00,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:00,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:00,180 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:00,180 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611120946] [2022-03-01 16:50:00,180 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611120946] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:00,180 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:00,180 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:00,180 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229338268] [2022-03-01 16:50:00,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:00,181 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:00,181 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:00,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:00,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:00,181 INFO L87 Difference]: Start difference. First operand 946 states and 1732 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:00,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:00,530 INFO L93 Difference]: Finished difference Result 1633 states and 2973 transitions. [2022-03-01 16:50:00,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:00,531 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:00,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:00,532 INFO L225 Difference]: With dead ends: 1633 [2022-03-01 16:50:00,533 INFO L226 Difference]: Without dead ends: 1601 [2022-03-01 16:50:00,533 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:00,533 INFO L933 BasicCegarLoop]: 161 mSDtfsCounter, 465 mSDsluCounter, 878 mSDsCounter, 0 mSdLazyCounter, 399 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 465 SdHoareTripleChecker+Valid, 1036 SdHoareTripleChecker+Invalid, 403 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:00,533 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [465 Valid, 1036 Invalid, 403 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 399 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:50:00,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1601 states. [2022-03-01 16:50:00,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1601 to 945. [2022-03-01 16:50:00,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 945 states, 938 states have (on average 1.8443496801705757) internal successors, (1730), 944 states have internal predecessors, (1730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:00,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 945 states and 1730 transitions. [2022-03-01 16:50:00,551 INFO L78 Accepts]: Start accepts. Automaton has 945 states and 1730 transitions. Word has length 75 [2022-03-01 16:50:00,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:00,551 INFO L470 AbstractCegarLoop]: Abstraction has 945 states and 1730 transitions. [2022-03-01 16:50:00,551 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:00,551 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1730 transitions. [2022-03-01 16:50:00,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:00,553 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:00,553 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:00,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-01 16:50:00,553 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:00,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:00,553 INFO L85 PathProgramCache]: Analyzing trace with hash -1969598764, now seen corresponding path program 19 times [2022-03-01 16:50:00,553 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:00,553 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643109623] [2022-03-01 16:50:00,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:00,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:00,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:00,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:00,695 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:00,695 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643109623] [2022-03-01 16:50:00,695 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [643109623] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:00,695 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:00,695 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:00,695 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875720443] [2022-03-01 16:50:00,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:00,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:00,696 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:00,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:00,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:00,696 INFO L87 Difference]: Start difference. First operand 945 states and 1730 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:01,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:01,045 INFO L93 Difference]: Finished difference Result 1616 states and 2940 transitions. [2022-03-01 16:50:01,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:01,045 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:01,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:01,047 INFO L225 Difference]: With dead ends: 1616 [2022-03-01 16:50:01,047 INFO L226 Difference]: Without dead ends: 1585 [2022-03-01 16:50:01,047 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:01,048 INFO L933 BasicCegarLoop]: 146 mSDtfsCounter, 471 mSDsluCounter, 857 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 471 SdHoareTripleChecker+Valid, 1000 SdHoareTripleChecker+Invalid, 395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:01,048 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [471 Valid, 1000 Invalid, 395 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 379 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:50:01,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1585 states. [2022-03-01 16:50:01,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1585 to 946. [2022-03-01 16:50:01,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 946 states, 939 states have (on average 1.843450479233227) internal successors, (1731), 945 states have internal predecessors, (1731), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:01,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1731 transitions. [2022-03-01 16:50:01,058 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1731 transitions. Word has length 75 [2022-03-01 16:50:01,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:01,059 INFO L470 AbstractCegarLoop]: Abstraction has 946 states and 1731 transitions. [2022-03-01 16:50:01,059 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:01,059 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1731 transitions. [2022-03-01 16:50:01,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:01,060 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:01,060 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] [2022-03-01 16:50:01,060 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-01 16:50:01,060 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:01,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:01,060 INFO L85 PathProgramCache]: Analyzing trace with hash 278567484, now seen corresponding path program 20 times [2022-03-01 16:50:01,060 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:01,060 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150440303] [2022-03-01 16:50:01,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:01,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:01,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:01,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:01,231 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:01,231 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150440303] [2022-03-01 16:50:01,232 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150440303] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:01,232 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:01,232 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:01,232 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573314532] [2022-03-01 16:50:01,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:01,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:01,232 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:01,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:01,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:01,233 INFO L87 Difference]: Start difference. First operand 946 states and 1731 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:01,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:01,638 INFO L93 Difference]: Finished difference Result 976 states and 1774 transitions. [2022-03-01 16:50:01,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:01,639 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:01,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:01,640 INFO L225 Difference]: With dead ends: 976 [2022-03-01 16:50:01,640 INFO L226 Difference]: Without dead ends: 927 [2022-03-01 16:50:01,640 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:01,640 INFO L933 BasicCegarLoop]: 151 mSDtfsCounter, 240 mSDsluCounter, 774 mSDsCounter, 0 mSdLazyCounter, 231 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 922 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:01,641 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [240 Valid, 922 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 231 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:50:01,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 927 states. [2022-03-01 16:50:01,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 927 to 927. [2022-03-01 16:50:01,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 927 states, 920 states have (on average 1.8467391304347827) internal successors, (1699), 926 states have internal predecessors, (1699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:01,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 927 states and 1699 transitions. [2022-03-01 16:50:01,649 INFO L78 Accepts]: Start accepts. Automaton has 927 states and 1699 transitions. Word has length 75 [2022-03-01 16:50:01,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:01,650 INFO L470 AbstractCegarLoop]: Abstraction has 927 states and 1699 transitions. [2022-03-01 16:50:01,650 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:01,650 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1699 transitions. [2022-03-01 16:50:01,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:01,651 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:01,651 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] [2022-03-01 16:50:01,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-01 16:50:01,651 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:01,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:01,651 INFO L85 PathProgramCache]: Analyzing trace with hash 177442167, now seen corresponding path program 5 times [2022-03-01 16:50:01,651 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:01,651 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055953968] [2022-03-01 16:50:01,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:01,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:01,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:01,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:01,764 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:01,764 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055953968] [2022-03-01 16:50:01,764 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055953968] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:01,764 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:01,764 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:01,764 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016853910] [2022-03-01 16:50:01,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:01,765 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:01,765 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:01,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:01,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:01,765 INFO L87 Difference]: Start difference. First operand 927 states and 1699 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:02,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:02,054 INFO L93 Difference]: Finished difference Result 957 states and 1742 transitions. [2022-03-01 16:50:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:02,054 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:02,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:02,055 INFO L225 Difference]: With dead ends: 957 [2022-03-01 16:50:02,055 INFO L226 Difference]: Without dead ends: 897 [2022-03-01 16:50:02,056 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:02,056 INFO L933 BasicCegarLoop]: 161 mSDtfsCounter, 397 mSDsluCounter, 797 mSDsCounter, 0 mSdLazyCounter, 321 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 397 SdHoareTripleChecker+Valid, 957 SdHoareTripleChecker+Invalid, 334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:02,056 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [397 Valid, 957 Invalid, 334 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 321 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:50:02,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 897 states. [2022-03-01 16:50:02,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 897 to 897. [2022-03-01 16:50:02,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 897 states, 890 states have (on average 1.841573033707865) internal successors, (1639), 896 states have internal predecessors, (1639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:02,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1639 transitions. [2022-03-01 16:50:02,065 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1639 transitions. Word has length 75 [2022-03-01 16:50:02,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:02,065 INFO L470 AbstractCegarLoop]: Abstraction has 897 states and 1639 transitions. [2022-03-01 16:50:02,065 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:02,065 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1639 transitions. [2022-03-01 16:50:02,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:02,066 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:02,066 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:02,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-01 16:50:02,066 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:02,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:02,066 INFO L85 PathProgramCache]: Analyzing trace with hash -307654766, now seen corresponding path program 21 times [2022-03-01 16:50:02,067 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:02,067 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540853064] [2022-03-01 16:50:02,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:02,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:02,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:02,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:02,189 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:02,189 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540853064] [2022-03-01 16:50:02,189 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540853064] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:02,189 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:02,189 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:02,189 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730098707] [2022-03-01 16:50:02,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:02,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:02,189 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:02,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:02,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:02,190 INFO L87 Difference]: Start difference. First operand 897 states and 1639 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:02,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:02,524 INFO L93 Difference]: Finished difference Result 1568 states and 2849 transitions. [2022-03-01 16:50:02,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:02,524 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:02,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:02,525 INFO L225 Difference]: With dead ends: 1568 [2022-03-01 16:50:02,526 INFO L226 Difference]: Without dead ends: 1537 [2022-03-01 16:50:02,526 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:02,526 INFO L933 BasicCegarLoop]: 127 mSDtfsCounter, 649 mSDsluCounter, 708 mSDsCounter, 0 mSdLazyCounter, 373 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 649 SdHoareTripleChecker+Valid, 834 SdHoareTripleChecker+Invalid, 391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 373 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:02,526 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [649 Valid, 834 Invalid, 391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 373 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:50:02,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1537 states. [2022-03-01 16:50:02,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1537 to 898. [2022-03-01 16:50:02,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 898 states, 891 states have (on average 1.840628507295174) internal successors, (1640), 897 states have internal predecessors, (1640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:02,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 898 states and 1640 transitions. [2022-03-01 16:50:02,545 INFO L78 Accepts]: Start accepts. Automaton has 898 states and 1640 transitions. Word has length 75 [2022-03-01 16:50:02,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:02,545 INFO L470 AbstractCegarLoop]: Abstraction has 898 states and 1640 transitions. [2022-03-01 16:50:02,545 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:02,545 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1640 transitions. [2022-03-01 16:50:02,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:02,546 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:02,546 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:02,546 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-01 16:50:02,546 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:02,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:02,547 INFO L85 PathProgramCache]: Analyzing trace with hash 1940511482, now seen corresponding path program 22 times [2022-03-01 16:50:02,547 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:02,547 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717414815] [2022-03-01 16:50:02,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:02,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:02,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:02,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:02,675 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:02,675 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717414815] [2022-03-01 16:50:02,675 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717414815] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:02,675 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:02,675 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:02,675 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277466669] [2022-03-01 16:50:02,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:02,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:02,675 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:02,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:02,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:02,675 INFO L87 Difference]: Start difference. First operand 898 states and 1640 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:02,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:02,964 INFO L93 Difference]: Finished difference Result 928 states and 1683 transitions. [2022-03-01 16:50:02,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:02,964 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:02,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:02,965 INFO L225 Difference]: With dead ends: 928 [2022-03-01 16:50:02,965 INFO L226 Difference]: Without dead ends: 895 [2022-03-01 16:50:02,966 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:02,966 INFO L933 BasicCegarLoop]: 144 mSDtfsCounter, 415 mSDsluCounter, 768 mSDsCounter, 0 mSdLazyCounter, 272 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 415 SdHoareTripleChecker+Valid, 911 SdHoareTripleChecker+Invalid, 274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:02,966 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [415 Valid, 911 Invalid, 274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 272 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:50:02,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 895 states. [2022-03-01 16:50:02,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 895 to 895. [2022-03-01 16:50:02,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 895 states, 888 states have (on average 1.8412162162162162) internal successors, (1635), 894 states have internal predecessors, (1635), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:02,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 895 states and 1635 transitions. [2022-03-01 16:50:02,974 INFO L78 Accepts]: Start accepts. Automaton has 895 states and 1635 transitions. Word has length 75 [2022-03-01 16:50:02,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:02,974 INFO L470 AbstractCegarLoop]: Abstraction has 895 states and 1635 transitions. [2022-03-01 16:50:02,974 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:02,974 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1635 transitions. [2022-03-01 16:50:02,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:02,975 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:02,975 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:02,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-01 16:50:02,975 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:02,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:02,976 INFO L85 PathProgramCache]: Analyzing trace with hash 1482734422, now seen corresponding path program 23 times [2022-03-01 16:50:02,976 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:02,976 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011858258] [2022-03-01 16:50:02,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:02,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:02,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:03,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:03,102 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:03,102 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011858258] [2022-03-01 16:50:03,102 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011858258] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:03,102 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:03,102 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:03,103 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322578324] [2022-03-01 16:50:03,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:03,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:03,104 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:03,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:03,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:03,105 INFO L87 Difference]: Start difference. First operand 895 states and 1635 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:03,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:03,459 INFO L93 Difference]: Finished difference Result 1583 states and 2893 transitions. [2022-03-01 16:50:03,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:03,459 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:03,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:03,461 INFO L225 Difference]: With dead ends: 1583 [2022-03-01 16:50:03,461 INFO L226 Difference]: Without dead ends: 1553 [2022-03-01 16:50:03,461 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:03,462 INFO L933 BasicCegarLoop]: 154 mSDtfsCounter, 573 mSDsluCounter, 755 mSDsCounter, 0 mSdLazyCounter, 344 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 573 SdHoareTripleChecker+Valid, 908 SdHoareTripleChecker+Invalid, 359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:03,462 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [573 Valid, 908 Invalid, 359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 344 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:50:03,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1553 states. [2022-03-01 16:50:03,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1553 to 897. [2022-03-01 16:50:03,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 897 states, 890 states have (on average 1.8404494382022472) internal successors, (1638), 896 states have internal predecessors, (1638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:03,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1638 transitions. [2022-03-01 16:50:03,472 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1638 transitions. Word has length 75 [2022-03-01 16:50:03,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:03,472 INFO L470 AbstractCegarLoop]: Abstraction has 897 states and 1638 transitions. [2022-03-01 16:50:03,472 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:03,472 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1638 transitions. [2022-03-01 16:50:03,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:03,473 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:03,473 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] [2022-03-01 16:50:03,473 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-01 16:50:03,473 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:03,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:03,473 INFO L85 PathProgramCache]: Analyzing trace with hash -1045239176, now seen corresponding path program 24 times [2022-03-01 16:50:03,473 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:03,474 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340860587] [2022-03-01 16:50:03,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:03,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:03,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:03,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:03,621 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:03,621 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340860587] [2022-03-01 16:50:03,621 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340860587] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:03,621 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:03,621 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:03,622 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929015962] [2022-03-01 16:50:03,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:03,622 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:03,622 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:03,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:03,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:03,624 INFO L87 Difference]: Start difference. First operand 897 states and 1638 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:03,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:03,935 INFO L93 Difference]: Finished difference Result 1584 states and 2879 transitions. [2022-03-01 16:50:03,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:03,935 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:03,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:03,937 INFO L225 Difference]: With dead ends: 1584 [2022-03-01 16:50:03,937 INFO L226 Difference]: Without dead ends: 1552 [2022-03-01 16:50:03,937 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:03,938 INFO L933 BasicCegarLoop]: 141 mSDtfsCounter, 623 mSDsluCounter, 637 mSDsCounter, 0 mSdLazyCounter, 269 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 623 SdHoareTripleChecker+Valid, 777 SdHoareTripleChecker+Invalid, 273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:03,938 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [623 Valid, 777 Invalid, 273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 269 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:50:03,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1552 states. [2022-03-01 16:50:03,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1552 to 896. [2022-03-01 16:50:03,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 896 states, 889 states have (on average 1.8402699662542181) internal successors, (1636), 895 states have internal predecessors, (1636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:03,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 896 states and 1636 transitions. [2022-03-01 16:50:03,947 INFO L78 Accepts]: Start accepts. Automaton has 896 states and 1636 transitions. Word has length 75 [2022-03-01 16:50:03,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:03,948 INFO L470 AbstractCegarLoop]: Abstraction has 896 states and 1636 transitions. [2022-03-01 16:50:03,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:03,948 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1636 transitions. [2022-03-01 16:50:03,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:03,948 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:03,948 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] [2022-03-01 16:50:03,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-01 16:50:03,949 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:03,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:03,949 INFO L85 PathProgramCache]: Analyzing trace with hash 979053876, now seen corresponding path program 25 times [2022-03-01 16:50:03,949 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:03,949 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64920483] [2022-03-01 16:50:03,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:03,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:03,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:04,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:04,157 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:04,157 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64920483] [2022-03-01 16:50:04,157 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [64920483] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:04,157 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:04,157 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:04,157 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276422870] [2022-03-01 16:50:04,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:04,159 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:04,159 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:04,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:04,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:04,160 INFO L87 Difference]: Start difference. First operand 896 states and 1636 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:04,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:04,569 INFO L93 Difference]: Finished difference Result 1567 states and 2846 transitions. [2022-03-01 16:50:04,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:04,569 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:04,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:04,570 INFO L225 Difference]: With dead ends: 1567 [2022-03-01 16:50:04,570 INFO L226 Difference]: Without dead ends: 1536 [2022-03-01 16:50:04,570 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:04,571 INFO L933 BasicCegarLoop]: 126 mSDtfsCounter, 544 mSDsluCounter, 657 mSDsCounter, 0 mSdLazyCounter, 274 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 544 SdHoareTripleChecker+Valid, 782 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:04,571 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [544 Valid, 782 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 274 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:50:04,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1536 states. [2022-03-01 16:50:04,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1536 to 897. [2022-03-01 16:50:04,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 897 states, 890 states have (on average 1.8393258426966292) internal successors, (1637), 896 states have internal predecessors, (1637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:04,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1637 transitions. [2022-03-01 16:50:04,579 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1637 transitions. Word has length 75 [2022-03-01 16:50:04,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:04,580 INFO L470 AbstractCegarLoop]: Abstraction has 897 states and 1637 transitions. [2022-03-01 16:50:04,580 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:04,580 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1637 transitions. [2022-03-01 16:50:04,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:04,580 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:04,580 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] [2022-03-01 16:50:04,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-01 16:50:04,581 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:04,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:04,581 INFO L85 PathProgramCache]: Analyzing trace with hash -1067747172, now seen corresponding path program 26 times [2022-03-01 16:50:04,581 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:04,581 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184301623] [2022-03-01 16:50:04,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:04,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:04,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:04,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:04,728 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:04,728 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184301623] [2022-03-01 16:50:04,728 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184301623] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:04,728 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:04,728 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:04,728 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727369701] [2022-03-01 16:50:04,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:04,729 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:04,729 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:04,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:04,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:04,729 INFO L87 Difference]: Start difference. First operand 897 states and 1637 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:05,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:05,013 INFO L93 Difference]: Finished difference Result 927 states and 1680 transitions. [2022-03-01 16:50:05,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:05,014 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:05,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:05,015 INFO L225 Difference]: With dead ends: 927 [2022-03-01 16:50:05,015 INFO L226 Difference]: Without dead ends: 893 [2022-03-01 16:50:05,015 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:05,015 INFO L933 BasicCegarLoop]: 131 mSDtfsCounter, 364 mSDsluCounter, 756 mSDsCounter, 0 mSdLazyCounter, 247 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 364 SdHoareTripleChecker+Valid, 886 SdHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:05,015 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [364 Valid, 886 Invalid, 249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 247 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:50:05,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 893 states. [2022-03-01 16:50:05,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 893 to 893. [2022-03-01 16:50:05,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 893 states, 886 states have (on average 1.8408577878103838) internal successors, (1631), 892 states have internal predecessors, (1631), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:05,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 893 states and 1631 transitions. [2022-03-01 16:50:05,023 INFO L78 Accepts]: Start accepts. Automaton has 893 states and 1631 transitions. Word has length 75 [2022-03-01 16:50:05,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:05,023 INFO L470 AbstractCegarLoop]: Abstraction has 893 states and 1631 transitions. [2022-03-01 16:50:05,023 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:05,024 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1631 transitions. [2022-03-01 16:50:05,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:05,024 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:05,024 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:05,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-01 16:50:05,024 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:05,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:05,025 INFO L85 PathProgramCache]: Analyzing trace with hash -546072131, now seen corresponding path program 2 times [2022-03-01 16:50:05,025 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:05,025 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433442230] [2022-03-01 16:50:05,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:05,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:05,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:05,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:05,176 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:05,176 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433442230] [2022-03-01 16:50:05,176 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433442230] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:05,176 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:05,176 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:05,176 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518744692] [2022-03-01 16:50:05,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:05,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:05,176 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:05,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:05,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:05,177 INFO L87 Difference]: Start difference. First operand 893 states and 1631 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:05,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:05,564 INFO L93 Difference]: Finished difference Result 1630 states and 2984 transitions. [2022-03-01 16:50:05,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:05,565 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:05,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:05,566 INFO L225 Difference]: With dead ends: 1630 [2022-03-01 16:50:05,566 INFO L226 Difference]: Without dead ends: 1570 [2022-03-01 16:50:05,567 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:05,567 INFO L933 BasicCegarLoop]: 145 mSDtfsCounter, 521 mSDsluCounter, 687 mSDsCounter, 0 mSdLazyCounter, 332 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 521 SdHoareTripleChecker+Valid, 831 SdHoareTripleChecker+Invalid, 345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:05,567 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [521 Valid, 831 Invalid, 345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 332 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:50:05,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1570 states. [2022-03-01 16:50:05,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1570 to 897. [2022-03-01 16:50:05,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 897 states, 890 states have (on average 1.8393258426966292) internal successors, (1637), 896 states have internal predecessors, (1637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:05,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1637 transitions. [2022-03-01 16:50:05,597 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1637 transitions. Word has length 75 [2022-03-01 16:50:05,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:05,597 INFO L470 AbstractCegarLoop]: Abstraction has 897 states and 1637 transitions. [2022-03-01 16:50:05,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:05,597 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1637 transitions. [2022-03-01 16:50:05,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:05,598 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:05,598 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] [2022-03-01 16:50:05,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-01 16:50:05,598 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:05,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:05,598 INFO L85 PathProgramCache]: Analyzing trace with hash -1982657670, now seen corresponding path program 27 times [2022-03-01 16:50:05,598 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:05,598 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213226357] [2022-03-01 16:50:05,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:05,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:05,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:05,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:05,730 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:05,731 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213226357] [2022-03-01 16:50:05,731 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213226357] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:05,731 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:05,731 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:05,731 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035888311] [2022-03-01 16:50:05,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:05,731 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:05,731 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:05,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:05,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:05,731 INFO L87 Difference]: Start difference. First operand 897 states and 1637 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:06,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:06,094 INFO L93 Difference]: Finished difference Result 2241 states and 4106 transitions. [2022-03-01 16:50:06,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:06,094 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:06,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:06,097 INFO L225 Difference]: With dead ends: 2241 [2022-03-01 16:50:06,097 INFO L226 Difference]: Without dead ends: 2211 [2022-03-01 16:50:06,097 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:06,097 INFO L933 BasicCegarLoop]: 155 mSDtfsCounter, 703 mSDsluCounter, 688 mSDsCounter, 0 mSdLazyCounter, 312 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 703 SdHoareTripleChecker+Valid, 842 SdHoareTripleChecker+Invalid, 327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:06,099 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [703 Valid, 842 Invalid, 327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 312 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:50:06,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2211 states. [2022-03-01 16:50:06,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2211 to 898. [2022-03-01 16:50:06,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 898 states, 891 states have (on average 1.8383838383838385) internal successors, (1638), 897 states have internal predecessors, (1638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:06,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 898 states and 1638 transitions. [2022-03-01 16:50:06,111 INFO L78 Accepts]: Start accepts. Automaton has 898 states and 1638 transitions. Word has length 75 [2022-03-01 16:50:06,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:06,111 INFO L470 AbstractCegarLoop]: Abstraction has 898 states and 1638 transitions. [2022-03-01 16:50:06,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:06,111 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1638 transitions. [2022-03-01 16:50:06,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:06,112 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:06,112 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] [2022-03-01 16:50:06,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-01 16:50:06,112 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:06,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:06,112 INFO L85 PathProgramCache]: Analyzing trace with hash -215663972, now seen corresponding path program 28 times [2022-03-01 16:50:06,112 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:06,112 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684534272] [2022-03-01 16:50:06,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:06,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:06,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:06,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:06,249 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:06,249 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684534272] [2022-03-01 16:50:06,249 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684534272] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:06,249 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:06,249 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:06,249 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354000580] [2022-03-01 16:50:06,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:06,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:06,249 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:06,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:06,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:06,250 INFO L87 Difference]: Start difference. First operand 898 states and 1638 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:06,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:06,557 INFO L93 Difference]: Finished difference Result 1602 states and 2912 transitions. [2022-03-01 16:50:06,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:06,557 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:06,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:06,559 INFO L225 Difference]: With dead ends: 1602 [2022-03-01 16:50:06,559 INFO L226 Difference]: Without dead ends: 1568 [2022-03-01 16:50:06,559 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:06,559 INFO L933 BasicCegarLoop]: 130 mSDtfsCounter, 432 mSDsluCounter, 639 mSDsCounter, 0 mSdLazyCounter, 307 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 432 SdHoareTripleChecker+Valid, 768 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 307 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:06,559 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [432 Valid, 768 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 307 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:50:06,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1568 states. [2022-03-01 16:50:06,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1568 to 895. [2022-03-01 16:50:06,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 895 states, 888 states have (on average 1.8389639639639639) internal successors, (1633), 894 states have internal predecessors, (1633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:06,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 895 states and 1633 transitions. [2022-03-01 16:50:06,581 INFO L78 Accepts]: Start accepts. Automaton has 895 states and 1633 transitions. Word has length 75 [2022-03-01 16:50:06,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:06,581 INFO L470 AbstractCegarLoop]: Abstraction has 895 states and 1633 transitions. [2022-03-01 16:50:06,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:06,581 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1633 transitions. [2022-03-01 16:50:06,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:06,581 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:06,582 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] [2022-03-01 16:50:06,582 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-03-01 16:50:06,582 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:06,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:06,584 INFO L85 PathProgramCache]: Analyzing trace with hash -1549924172, now seen corresponding path program 29 times [2022-03-01 16:50:06,584 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:06,584 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153044254] [2022-03-01 16:50:06,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:06,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:06,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:06,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:06,759 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:06,759 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153044254] [2022-03-01 16:50:06,759 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153044254] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:06,759 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:06,759 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:06,759 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007826096] [2022-03-01 16:50:06,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:06,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:06,759 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:06,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:06,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:06,760 INFO L87 Difference]: Start difference. First operand 895 states and 1633 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:07,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:07,200 INFO L93 Difference]: Finished difference Result 1583 states and 2891 transitions. [2022-03-01 16:50:07,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:07,200 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:07,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:07,202 INFO L225 Difference]: With dead ends: 1583 [2022-03-01 16:50:07,202 INFO L226 Difference]: Without dead ends: 1553 [2022-03-01 16:50:07,202 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:07,203 INFO L933 BasicCegarLoop]: 154 mSDtfsCounter, 530 mSDsluCounter, 771 mSDsCounter, 0 mSdLazyCounter, 316 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 530 SdHoareTripleChecker+Valid, 924 SdHoareTripleChecker+Invalid, 331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:07,203 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [530 Valid, 924 Invalid, 331 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 316 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:50:07,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1553 states. [2022-03-01 16:50:07,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1553 to 897. [2022-03-01 16:50:07,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 897 states, 890 states have (on average 1.8382022471910113) internal successors, (1636), 896 states have internal predecessors, (1636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:07,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1636 transitions. [2022-03-01 16:50:07,214 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1636 transitions. Word has length 75 [2022-03-01 16:50:07,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:07,219 INFO L470 AbstractCegarLoop]: Abstraction has 897 states and 1636 transitions. [2022-03-01 16:50:07,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:07,219 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1636 transitions. [2022-03-01 16:50:07,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:07,220 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:07,220 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:07,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-03-01 16:50:07,220 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:07,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:07,220 INFO L85 PathProgramCache]: Analyzing trace with hash 217069526, now seen corresponding path program 30 times [2022-03-01 16:50:07,220 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:07,221 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138393506] [2022-03-01 16:50:07,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:07,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:07,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:07,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:07,427 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:07,427 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138393506] [2022-03-01 16:50:07,427 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138393506] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:07,427 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:07,427 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:07,427 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870901375] [2022-03-01 16:50:07,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:07,427 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:07,427 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:07,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:07,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:07,428 INFO L87 Difference]: Start difference. First operand 897 states and 1636 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:07,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:07,831 INFO L93 Difference]: Finished difference Result 1584 states and 2877 transitions. [2022-03-01 16:50:07,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:07,832 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:07,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:07,833 INFO L225 Difference]: With dead ends: 1584 [2022-03-01 16:50:07,833 INFO L226 Difference]: Without dead ends: 1552 [2022-03-01 16:50:07,834 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:07,834 INFO L933 BasicCegarLoop]: 126 mSDtfsCounter, 600 mSDsluCounter, 638 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 600 SdHoareTripleChecker+Valid, 763 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:07,834 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [600 Valid, 763 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:50:07,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1552 states. [2022-03-01 16:50:07,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1552 to 896. [2022-03-01 16:50:07,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 896 states, 889 states have (on average 1.8380202474690663) internal successors, (1634), 895 states have internal predecessors, (1634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:07,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 896 states and 1634 transitions. [2022-03-01 16:50:07,844 INFO L78 Accepts]: Start accepts. Automaton has 896 states and 1634 transitions. Word has length 75 [2022-03-01 16:50:07,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:07,844 INFO L470 AbstractCegarLoop]: Abstraction has 896 states and 1634 transitions. [2022-03-01 16:50:07,844 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:07,844 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1634 transitions. [2022-03-01 16:50:07,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:07,845 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:07,845 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:07,845 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-03-01 16:50:07,845 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:07,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:07,845 INFO L85 PathProgramCache]: Analyzing trace with hash -2053604718, now seen corresponding path program 31 times [2022-03-01 16:50:07,845 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:07,845 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107265888] [2022-03-01 16:50:07,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:07,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:07,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:07,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:07,976 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:07,976 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107265888] [2022-03-01 16:50:07,976 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107265888] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:07,976 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:07,976 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:07,976 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975346882] [2022-03-01 16:50:07,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:07,976 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:07,976 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:07,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:07,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:07,977 INFO L87 Difference]: Start difference. First operand 896 states and 1634 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:08,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:08,277 INFO L93 Difference]: Finished difference Result 1567 states and 2844 transitions. [2022-03-01 16:50:08,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:08,277 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:08,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:08,279 INFO L225 Difference]: With dead ends: 1567 [2022-03-01 16:50:08,279 INFO L226 Difference]: Without dead ends: 1536 [2022-03-01 16:50:08,279 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:08,279 INFO L933 BasicCegarLoop]: 110 mSDtfsCounter, 480 mSDsluCounter, 708 mSDsCounter, 0 mSdLazyCounter, 316 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 480 SdHoareTripleChecker+Valid, 817 SdHoareTripleChecker+Invalid, 332 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:08,279 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [480 Valid, 817 Invalid, 332 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 316 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:50:08,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1536 states. [2022-03-01 16:50:08,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1536 to 897. [2022-03-01 16:50:08,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 897 states, 890 states have (on average 1.8370786516853932) internal successors, (1635), 896 states have internal predecessors, (1635), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:08,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1635 transitions. [2022-03-01 16:50:08,288 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1635 transitions. Word has length 75 [2022-03-01 16:50:08,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:08,289 INFO L470 AbstractCegarLoop]: Abstraction has 897 states and 1635 transitions. [2022-03-01 16:50:08,289 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:08,289 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1635 transitions. [2022-03-01 16:50:08,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:08,289 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:08,290 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:08,290 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-03-01 16:50:08,290 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:08,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:08,291 INFO L85 PathProgramCache]: Analyzing trace with hash 194561530, now seen corresponding path program 32 times [2022-03-01 16:50:08,291 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:08,291 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757384249] [2022-03-01 16:50:08,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:08,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:08,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:08,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:08,461 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:08,461 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757384249] [2022-03-01 16:50:08,461 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757384249] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:08,461 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:08,461 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:08,461 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078299151] [2022-03-01 16:50:08,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:08,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:08,462 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:08,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:08,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:08,462 INFO L87 Difference]: Start difference. First operand 897 states and 1635 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:08,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:08,844 INFO L93 Difference]: Finished difference Result 927 states and 1678 transitions. [2022-03-01 16:50:08,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:08,844 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:08,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:08,845 INFO L225 Difference]: With dead ends: 927 [2022-03-01 16:50:08,845 INFO L226 Difference]: Without dead ends: 889 [2022-03-01 16:50:08,846 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:08,846 INFO L933 BasicCegarLoop]: 115 mSDtfsCounter, 249 mSDsluCounter, 636 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 750 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:08,846 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [249 Valid, 750 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 194 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:50:08,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 889 states. [2022-03-01 16:50:08,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 889 to 889. [2022-03-01 16:50:08,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 889 states, 882 states have (on average 1.8401360544217686) internal successors, (1623), 888 states have internal predecessors, (1623), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:08,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 889 states and 1623 transitions. [2022-03-01 16:50:08,853 INFO L78 Accepts]: Start accepts. Automaton has 889 states and 1623 transitions. Word has length 75 [2022-03-01 16:50:08,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:08,854 INFO L470 AbstractCegarLoop]: Abstraction has 889 states and 1623 transitions. [2022-03-01 16:50:08,854 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:08,854 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1623 transitions. [2022-03-01 16:50:08,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:08,854 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:08,854 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] [2022-03-01 16:50:08,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-03-01 16:50:08,855 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:08,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:08,855 INFO L85 PathProgramCache]: Analyzing trace with hash 2008706723, now seen corresponding path program 3 times [2022-03-01 16:50:08,855 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:08,855 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756194872] [2022-03-01 16:50:08,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:08,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:08,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:09,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:09,082 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:09,082 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756194872] [2022-03-01 16:50:09,082 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756194872] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:09,082 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:09,082 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:09,082 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897858997] [2022-03-01 16:50:09,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:09,083 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:09,083 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:09,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:09,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:09,083 INFO L87 Difference]: Start difference. First operand 889 states and 1623 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:09,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:09,439 INFO L93 Difference]: Finished difference Result 949 states and 1724 transitions. [2022-03-01 16:50:09,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:09,439 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:09,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:09,440 INFO L225 Difference]: With dead ends: 949 [2022-03-01 16:50:09,440 INFO L226 Difference]: Without dead ends: 799 [2022-03-01 16:50:09,440 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:09,441 INFO L933 BasicCegarLoop]: 147 mSDtfsCounter, 288 mSDsluCounter, 765 mSDsCounter, 0 mSdLazyCounter, 346 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 288 SdHoareTripleChecker+Valid, 911 SdHoareTripleChecker+Invalid, 355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 346 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:09,441 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [288 Valid, 911 Invalid, 355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 346 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:50:09,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2022-03-01 16:50:09,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 799. [2022-03-01 16:50:09,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 799 states, 792 states have (on average 1.821969696969697) internal successors, (1443), 798 states have internal predecessors, (1443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:09,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 799 states and 1443 transitions. [2022-03-01 16:50:09,447 INFO L78 Accepts]: Start accepts. Automaton has 799 states and 1443 transitions. Word has length 75 [2022-03-01 16:50:09,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:09,447 INFO L470 AbstractCegarLoop]: Abstraction has 799 states and 1443 transitions. [2022-03-01 16:50:09,447 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:09,447 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1443 transitions. [2022-03-01 16:50:09,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:09,448 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:09,448 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:09,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-03-01 16:50:09,448 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:09,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:09,449 INFO L85 PathProgramCache]: Analyzing trace with hash -910273693, now seen corresponding path program 4 times [2022-03-01 16:50:09,449 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:09,449 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396059837] [2022-03-01 16:50:09,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:09,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:09,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:09,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:09,593 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:09,593 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396059837] [2022-03-01 16:50:09,593 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396059837] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:09,593 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:09,593 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:09,594 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219925293] [2022-03-01 16:50:09,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:09,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:09,594 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:09,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:09,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:09,594 INFO L87 Difference]: Start difference. First operand 799 states and 1443 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:09,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:09,938 INFO L93 Difference]: Finished difference Result 1517 states and 2759 transitions. [2022-03-01 16:50:09,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:09,938 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:09,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:09,940 INFO L225 Difference]: With dead ends: 1517 [2022-03-01 16:50:09,940 INFO L226 Difference]: Without dead ends: 1457 [2022-03-01 16:50:09,940 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:09,940 INFO L933 BasicCegarLoop]: 138 mSDtfsCounter, 459 mSDsluCounter, 647 mSDsCounter, 0 mSdLazyCounter, 283 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 459 SdHoareTripleChecker+Valid, 784 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 283 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:09,940 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [459 Valid, 784 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 283 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:50:09,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1457 states. [2022-03-01 16:50:09,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1457 to 801. [2022-03-01 16:50:09,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 801 states, 794 states have (on average 1.8198992443324937) internal successors, (1445), 800 states have internal predecessors, (1445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:09,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 801 states and 1445 transitions. [2022-03-01 16:50:09,949 INFO L78 Accepts]: Start accepts. Automaton has 801 states and 1445 transitions. Word has length 75 [2022-03-01 16:50:09,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:09,949 INFO L470 AbstractCegarLoop]: Abstraction has 801 states and 1445 transitions. [2022-03-01 16:50:09,949 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:09,949 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1445 transitions. [2022-03-01 16:50:09,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:09,950 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:09,950 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:09,950 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-03-01 16:50:09,950 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:09,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:09,950 INFO L85 PathProgramCache]: Analyzing trace with hash 1985901768, now seen corresponding path program 33 times [2022-03-01 16:50:09,950 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:09,950 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395853677] [2022-03-01 16:50:09,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:09,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:09,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:10,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:10,069 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:10,069 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395853677] [2022-03-01 16:50:10,069 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395853677] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:10,069 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:10,069 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:10,069 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90054740] [2022-03-01 16:50:10,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:10,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:10,070 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:10,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:10,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:10,070 INFO L87 Difference]: Start difference. First operand 801 states and 1445 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:10,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:10,374 INFO L93 Difference]: Finished difference Result 1472 states and 2670 transitions. [2022-03-01 16:50:10,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:10,374 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:10,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:10,376 INFO L225 Difference]: With dead ends: 1472 [2022-03-01 16:50:10,376 INFO L226 Difference]: Without dead ends: 1442 [2022-03-01 16:50:10,376 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:10,376 INFO L933 BasicCegarLoop]: 136 mSDtfsCounter, 460 mSDsluCounter, 717 mSDsCounter, 0 mSdLazyCounter, 306 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 460 SdHoareTripleChecker+Valid, 852 SdHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:10,377 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [460 Valid, 852 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 306 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:50:10,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1442 states. [2022-03-01 16:50:10,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1442 to 802. [2022-03-01 16:50:10,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 802 states, 795 states have (on average 1.818867924528302) internal successors, (1446), 801 states have internal predecessors, (1446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:10,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 802 states and 1446 transitions. [2022-03-01 16:50:10,385 INFO L78 Accepts]: Start accepts. Automaton has 802 states and 1446 transitions. Word has length 75 [2022-03-01 16:50:10,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:10,385 INFO L470 AbstractCegarLoop]: Abstraction has 802 states and 1446 transitions. [2022-03-01 16:50:10,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:10,385 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1446 transitions. [2022-03-01 16:50:10,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:10,386 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:10,386 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:10,386 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-03-01 16:50:10,386 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:10,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:10,386 INFO L85 PathProgramCache]: Analyzing trace with hash -542071830, now seen corresponding path program 34 times [2022-03-01 16:50:10,386 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:10,386 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916693348] [2022-03-01 16:50:10,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:10,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:10,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:10,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:10,583 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:10,583 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916693348] [2022-03-01 16:50:10,583 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916693348] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:10,583 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:10,583 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:10,583 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171785515] [2022-03-01 16:50:10,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:10,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:10,584 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:10,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:10,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:10,584 INFO L87 Difference]: Start difference. First operand 802 states and 1446 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:10,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:10,955 INFO L93 Difference]: Finished difference Result 833 states and 1476 transitions. [2022-03-01 16:50:10,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:10,956 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:10,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:10,957 INFO L225 Difference]: With dead ends: 833 [2022-03-01 16:50:10,957 INFO L226 Difference]: Without dead ends: 793 [2022-03-01 16:50:10,957 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:10,957 INFO L933 BasicCegarLoop]: 108 mSDtfsCounter, 313 mSDsluCounter, 662 mSDsCounter, 0 mSdLazyCounter, 293 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 313 SdHoareTripleChecker+Valid, 769 SdHoareTripleChecker+Invalid, 297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:10,957 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [313 Valid, 769 Invalid, 297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 293 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:50:10,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 793 states. [2022-03-01 16:50:10,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 793 to 793. [2022-03-01 16:50:10,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 793 states, 786 states have (on average 1.8206106870229009) internal successors, (1431), 792 states have internal predecessors, (1431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:10,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 793 states and 1431 transitions. [2022-03-01 16:50:10,964 INFO L78 Accepts]: Start accepts. Automaton has 793 states and 1431 transitions. Word has length 75 [2022-03-01 16:50:10,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:10,964 INFO L470 AbstractCegarLoop]: Abstraction has 793 states and 1431 transitions. [2022-03-01 16:50:10,964 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:10,964 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1431 transitions. [2022-03-01 16:50:10,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:10,964 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:10,964 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:10,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-03-01 16:50:10,965 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:10,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:10,965 INFO L85 PathProgramCache]: Analyzing trace with hash 1080411333, now seen corresponding path program 5 times [2022-03-01 16:50:10,965 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:10,965 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088450569] [2022-03-01 16:50:10,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:10,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:10,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:11,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:11,073 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:11,073 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088450569] [2022-03-01 16:50:11,073 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088450569] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:11,074 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:11,074 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:11,074 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934887061] [2022-03-01 16:50:11,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:11,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:11,074 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:11,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:11,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:11,074 INFO L87 Difference]: Start difference. First operand 793 states and 1431 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:11,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:11,328 INFO L93 Difference]: Finished difference Result 823 states and 1474 transitions. [2022-03-01 16:50:11,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:11,329 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:11,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:11,329 INFO L225 Difference]: With dead ends: 823 [2022-03-01 16:50:11,329 INFO L226 Difference]: Without dead ends: 763 [2022-03-01 16:50:11,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:11,330 INFO L933 BasicCegarLoop]: 132 mSDtfsCounter, 334 mSDsluCounter, 641 mSDsCounter, 0 mSdLazyCounter, 272 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 334 SdHoareTripleChecker+Valid, 772 SdHoareTripleChecker+Invalid, 283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:11,330 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [334 Valid, 772 Invalid, 283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 272 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:50:11,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 763 states. [2022-03-01 16:50:11,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 763 to 763. [2022-03-01 16:50:11,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 763 states, 756 states have (on average 1.8134920634920635) internal successors, (1371), 762 states have internal predecessors, (1371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:11,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 763 states and 1371 transitions. [2022-03-01 16:50:11,336 INFO L78 Accepts]: Start accepts. Automaton has 763 states and 1371 transitions. Word has length 75 [2022-03-01 16:50:11,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:11,336 INFO L470 AbstractCegarLoop]: Abstraction has 763 states and 1371 transitions. [2022-03-01 16:50:11,336 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:11,337 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1371 transitions. [2022-03-01 16:50:11,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:11,337 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:11,337 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] [2022-03-01 16:50:11,337 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-03-01 16:50:11,337 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:11,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:11,338 INFO L85 PathProgramCache]: Analyzing trace with hash -318380502, now seen corresponding path program 35 times [2022-03-01 16:50:11,338 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:11,338 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879846940] [2022-03-01 16:50:11,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:11,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:11,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:11,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:11,479 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:11,479 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879846940] [2022-03-01 16:50:11,479 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879846940] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:11,479 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:11,479 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:11,479 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519950077] [2022-03-01 16:50:11,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:11,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:11,480 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:11,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:11,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:11,480 INFO L87 Difference]: Start difference. First operand 763 states and 1371 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:11,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:11,748 INFO L93 Difference]: Finished difference Result 1434 states and 2596 transitions. [2022-03-01 16:50:11,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:11,748 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:11,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:11,749 INFO L225 Difference]: With dead ends: 1434 [2022-03-01 16:50:11,749 INFO L226 Difference]: Without dead ends: 1404 [2022-03-01 16:50:11,750 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:11,750 INFO L933 BasicCegarLoop]: 127 mSDtfsCounter, 628 mSDsluCounter, 548 mSDsCounter, 0 mSdLazyCounter, 218 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 628 SdHoareTripleChecker+Valid, 674 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:11,750 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [628 Valid, 674 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 218 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:50:11,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1404 states. [2022-03-01 16:50:11,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1404 to 764. [2022-03-01 16:50:11,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 764 states, 757 states have (on average 1.8124174372523119) internal successors, (1372), 763 states have internal predecessors, (1372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:11,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 764 states and 1372 transitions. [2022-03-01 16:50:11,758 INFO L78 Accepts]: Start accepts. Automaton has 764 states and 1372 transitions. Word has length 75 [2022-03-01 16:50:11,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:11,758 INFO L470 AbstractCegarLoop]: Abstraction has 764 states and 1372 transitions. [2022-03-01 16:50:11,758 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:11,758 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1372 transitions. [2022-03-01 16:50:11,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:11,758 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:11,758 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:11,758 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-03-01 16:50:11,759 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:11,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:11,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1448613196, now seen corresponding path program 36 times [2022-03-01 16:50:11,759 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:11,759 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630955363] [2022-03-01 16:50:11,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:11,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:11,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:11,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:11,898 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:11,898 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630955363] [2022-03-01 16:50:11,898 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630955363] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:11,898 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:11,898 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:11,898 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256887669] [2022-03-01 16:50:11,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:11,899 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:11,899 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:11,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:11,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:11,899 INFO L87 Difference]: Start difference. First operand 764 states and 1372 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:12,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:12,205 INFO L93 Difference]: Finished difference Result 795 states and 1402 transitions. [2022-03-01 16:50:12,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:12,205 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:12,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:12,206 INFO L225 Difference]: With dead ends: 795 [2022-03-01 16:50:12,206 INFO L226 Difference]: Without dead ends: 761 [2022-03-01 16:50:12,206 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:12,207 INFO L933 BasicCegarLoop]: 102 mSDtfsCounter, 330 mSDsluCounter, 581 mSDsCounter, 0 mSdLazyCounter, 271 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 330 SdHoareTripleChecker+Valid, 682 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:12,207 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [330 Valid, 682 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 271 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:50:12,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2022-03-01 16:50:12,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 761. [2022-03-01 16:50:12,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 761 states, 754 states have (on average 1.812997347480106) internal successors, (1367), 760 states have internal predecessors, (1367), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:12,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 761 states and 1367 transitions. [2022-03-01 16:50:12,213 INFO L78 Accepts]: Start accepts. Automaton has 761 states and 1367 transitions. Word has length 75 [2022-03-01 16:50:12,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:12,213 INFO L470 AbstractCegarLoop]: Abstraction has 761 states and 1367 transitions. [2022-03-01 16:50:12,213 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:12,213 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1367 transitions. [2022-03-01 16:50:12,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:12,214 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:12,214 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:12,214 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-03-01 16:50:12,215 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:12,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:12,215 INFO L85 PathProgramCache]: Analyzing trace with hash -900392140, now seen corresponding path program 37 times [2022-03-01 16:50:12,215 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:12,215 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872382217] [2022-03-01 16:50:12,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:12,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:12,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:12,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:12,390 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:12,390 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872382217] [2022-03-01 16:50:12,390 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [872382217] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:12,390 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:12,390 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:12,390 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646113942] [2022-03-01 16:50:12,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:12,390 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:12,391 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:12,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:12,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:12,391 INFO L87 Difference]: Start difference. First operand 761 states and 1367 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:12,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:12,768 INFO L93 Difference]: Finished difference Result 776 states and 1381 transitions. [2022-03-01 16:50:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:12,769 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:12,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:12,769 INFO L225 Difference]: With dead ends: 776 [2022-03-01 16:50:12,770 INFO L226 Difference]: Without dead ends: 746 [2022-03-01 16:50:12,770 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:12,770 INFO L933 BasicCegarLoop]: 125 mSDtfsCounter, 466 mSDsluCounter, 491 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 466 SdHoareTripleChecker+Valid, 615 SdHoareTripleChecker+Invalid, 212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:12,770 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [466 Valid, 615 Invalid, 212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:50:12,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2022-03-01 16:50:12,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 746. [2022-03-01 16:50:12,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 746 states, 739 states have (on average 1.8092016238159676) internal successors, (1337), 745 states have internal predecessors, (1337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:12,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 746 states and 1337 transitions. [2022-03-01 16:50:12,785 INFO L78 Accepts]: Start accepts. Automaton has 746 states and 1337 transitions. Word has length 75 [2022-03-01 16:50:12,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:12,785 INFO L470 AbstractCegarLoop]: Abstraction has 746 states and 1337 transitions. [2022-03-01 16:50:12,785 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:12,785 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1337 transitions. [2022-03-01 16:50:12,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:12,785 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:12,785 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:12,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-03-01 16:50:12,786 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:12,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:12,786 INFO L85 PathProgramCache]: Analyzing trace with hash 866601558, now seen corresponding path program 38 times [2022-03-01 16:50:12,786 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:12,786 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304692620] [2022-03-01 16:50:12,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:12,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:12,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:12,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:12,881 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:12,881 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304692620] [2022-03-01 16:50:12,881 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304692620] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:12,881 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:12,881 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:12,881 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149546914] [2022-03-01 16:50:12,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:12,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:12,882 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:12,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:12,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:12,882 INFO L87 Difference]: Start difference. First operand 746 states and 1337 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:13,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:13,067 INFO L93 Difference]: Finished difference Result 777 states and 1367 transitions. [2022-03-01 16:50:13,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:13,068 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:13,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:13,068 INFO L225 Difference]: With dead ends: 777 [2022-03-01 16:50:13,068 INFO L226 Difference]: Without dead ends: 745 [2022-03-01 16:50:13,069 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:13,069 INFO L933 BasicCegarLoop]: 97 mSDtfsCounter, 451 mSDsluCounter, 443 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 451 SdHoareTripleChecker+Valid, 539 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:13,069 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [451 Valid, 539 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 167 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:50:13,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2022-03-01 16:50:13,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 745. [2022-03-01 16:50:13,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 745 states, 738 states have (on average 1.8089430894308942) internal successors, (1335), 744 states have internal predecessors, (1335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:13,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 745 states and 1335 transitions. [2022-03-01 16:50:13,075 INFO L78 Accepts]: Start accepts. Automaton has 745 states and 1335 transitions. Word has length 75 [2022-03-01 16:50:13,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:13,075 INFO L470 AbstractCegarLoop]: Abstraction has 745 states and 1335 transitions. [2022-03-01 16:50:13,075 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:13,075 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1335 transitions. [2022-03-01 16:50:13,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:13,076 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:13,076 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:13,076 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-03-01 16:50:13,076 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:13,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:13,076 INFO L85 PathProgramCache]: Analyzing trace with hash -1404072686, now seen corresponding path program 39 times [2022-03-01 16:50:13,076 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:13,076 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050079312] [2022-03-01 16:50:13,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:13,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:13,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:13,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:13,167 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:13,167 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050079312] [2022-03-01 16:50:13,167 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050079312] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:13,167 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:13,167 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:13,167 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73175560] [2022-03-01 16:50:13,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:13,167 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:13,167 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:13,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:13,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:13,167 INFO L87 Difference]: Start difference. First operand 745 states and 1335 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:13,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:13,366 INFO L93 Difference]: Finished difference Result 760 states and 1334 transitions. [2022-03-01 16:50:13,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:13,366 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:13,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:13,367 INFO L225 Difference]: With dead ends: 760 [2022-03-01 16:50:13,367 INFO L226 Difference]: Without dead ends: 729 [2022-03-01 16:50:13,367 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:13,368 INFO L933 BasicCegarLoop]: 81 mSDtfsCounter, 459 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 459 SdHoareTripleChecker+Valid, 479 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:13,368 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [459 Valid, 479 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:50:13,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 729 states. [2022-03-01 16:50:13,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 729 to 729. [2022-03-01 16:50:13,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 729 states, 722 states have (on average 1.8047091412742382) internal successors, (1303), 728 states have internal predecessors, (1303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:13,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 729 states and 1303 transitions. [2022-03-01 16:50:13,373 INFO L78 Accepts]: Start accepts. Automaton has 729 states and 1303 transitions. Word has length 75 [2022-03-01 16:50:13,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:13,374 INFO L470 AbstractCegarLoop]: Abstraction has 729 states and 1303 transitions. [2022-03-01 16:50:13,374 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:13,374 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1303 transitions. [2022-03-01 16:50:13,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-03-01 16:50:13,374 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:13,374 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:13,374 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-03-01 16:50:13,374 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-03-01 16:50:13,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:13,375 INFO L85 PathProgramCache]: Analyzing trace with hash 844093562, now seen corresponding path program 40 times [2022-03-01 16:50:13,375 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:13,375 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191392987] [2022-03-01 16:50:13,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:13,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:13,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:13,471 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:13,471 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191392987] [2022-03-01 16:50:13,471 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191392987] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:13,471 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:13,471 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-01 16:50:13,471 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123062966] [2022-03-01 16:50:13,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:13,472 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-01 16:50:13,472 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:13,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-01 16:50:13,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-03-01 16:50:13,472 INFO L87 Difference]: Start difference. First operand 729 states and 1303 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:13,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:13,631 INFO L93 Difference]: Finished difference Result 120 states and 168 transitions. [2022-03-01 16:50:13,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 16:50:13,631 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-03-01 16:50:13,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:13,631 INFO L225 Difference]: With dead ends: 120 [2022-03-01 16:50:13,631 INFO L226 Difference]: Without dead ends: 0 [2022-03-01 16:50:13,631 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:13,632 INFO L933 BasicCegarLoop]: 62 mSDtfsCounter, 163 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 423 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:13,632 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [163 Valid, 423 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 16:50:13,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-03-01 16:50:13,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-03-01 16:50:13,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:13,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-03-01 16:50:13,632 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 75 [2022-03-01 16:50:13,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:13,632 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-03-01 16:50:13,632 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:13,632 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-03-01 16:50:13,632 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-03-01 16:50:13,634 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (12 of 13 remaining) [2022-03-01 16:50:13,635 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (11 of 13 remaining) [2022-03-01 16:50:13,635 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (10 of 13 remaining) [2022-03-01 16:50:13,635 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (9 of 13 remaining) [2022-03-01 16:50:13,635 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (8 of 13 remaining) [2022-03-01 16:50:13,635 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (7 of 13 remaining) [2022-03-01 16:50:13,635 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (6 of 13 remaining) [2022-03-01 16:50:13,635 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (5 of 13 remaining) [2022-03-01 16:50:13,635 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (4 of 13 remaining) [2022-03-01 16:50:13,635 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 13 remaining) [2022-03-01 16:50:13,635 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (2 of 13 remaining) [2022-03-01 16:50:13,635 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (1 of 13 remaining) [2022-03-01 16:50:13,635 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (0 of 13 remaining) [2022-03-01 16:50:13,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-03-01 16:50:13,637 INFO L732 BasicCegarLoop]: Path program histogram: [40, 5, 5, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:13,640 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-01 16:50:13,640 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-01 16:50:13,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.03 04:50:13 BasicIcfg [2022-03-01 16:50:13,641 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-01 16:50:13,642 INFO L158 Benchmark]: Toolchain (without parser) took 29216.44ms. Allocated memory was 185.6MB in the beginning and 296.7MB in the end (delta: 111.1MB). Free memory was 131.3MB in the beginning and 102.8MB in the end (delta: 28.5MB). Peak memory consumption was 139.7MB. Max. memory is 8.0GB. [2022-03-01 16:50:13,642 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 185.6MB. Free memory was 150.3MB in the beginning and 150.2MB in the end (delta: 136.6kB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-01 16:50:13,642 INFO L158 Benchmark]: CACSL2BoogieTranslator took 505.29ms. Allocated memory was 185.6MB in the beginning and 243.3MB in the end (delta: 57.7MB). Free memory was 131.2MB in the beginning and 192.4MB in the end (delta: -61.2MB). Peak memory consumption was 14.4MB. Max. memory is 8.0GB. [2022-03-01 16:50:13,642 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.97ms. Allocated memory is still 243.3MB. Free memory was 192.4MB in the beginning and 189.2MB in the end (delta: 3.2MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-01 16:50:13,642 INFO L158 Benchmark]: Boogie Preprocessor took 18.53ms. Allocated memory is still 243.3MB. Free memory was 189.2MB in the beginning and 187.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-01 16:50:13,642 INFO L158 Benchmark]: RCFGBuilder took 366.57ms. Allocated memory is still 243.3MB. Free memory was 187.2MB in the beginning and 172.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-03-01 16:50:13,642 INFO L158 Benchmark]: TraceAbstraction took 28265.98ms. Allocated memory was 243.3MB in the beginning and 296.7MB in the end (delta: 53.5MB). Free memory was 172.0MB in the beginning and 102.8MB in the end (delta: 69.2MB). Peak memory consumption was 124.3MB. Max. memory is 8.0GB. [2022-03-01 16:50:13,643 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 185.6MB. Free memory was 150.3MB in the beginning and 150.2MB in the end (delta: 136.6kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 505.29ms. Allocated memory was 185.6MB in the beginning and 243.3MB in the end (delta: 57.7MB). Free memory was 131.2MB in the beginning and 192.4MB in the end (delta: -61.2MB). Peak memory consumption was 14.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 54.97ms. Allocated memory is still 243.3MB. Free memory was 192.4MB in the beginning and 189.2MB in the end (delta: 3.2MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 18.53ms. Allocated memory is still 243.3MB. Free memory was 189.2MB in the beginning and 187.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 366.57ms. Allocated memory is still 243.3MB. Free memory was 187.2MB in the beginning and 172.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 28265.98ms. Allocated memory was 243.3MB in the beginning and 296.7MB in the end (delta: 53.5MB). Free memory was 172.0MB in the beginning and 102.8MB in the end (delta: 69.2MB). Peak memory consumption was 124.3MB. 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 - PositiveResult [Line: 1244]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1245]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1229]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1247]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1235]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1235]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1239]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1235]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1235]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 152 locations, 13 error locations. Started 1 CEGAR loops. OverallTime: 28.1s, OverallIterations: 57, TraceHistogramMax: 1, PathProgramHistogramMax: 40, EmptinessCheckTime: 0.1s, AutomataDifference: 18.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24320 SdHoareTripleChecker+Valid, 9.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 24320 mSDsluCounter, 47998 SdHoareTripleChecker+Invalid, 7.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 39649 mSDsCounter, 553 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16927 IncrementalHoareTripleChecker+Invalid, 17480 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 553 mSolverCounterUnsat, 8446 mSDtfsCounter, 16927 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1005 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 822 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 948 ImplicationChecksByTransitivity, 11.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1346occurred in iteration=5, InterpolantAutomatonStates: 586, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 57 MinimizatonAttempts, 35263 StatesRemovedByMinimization, 39 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 7.4s InterpolantComputationTime, 4049 NumberOfCodeBlocks, 4049 NumberOfCodeBlocksAsserted, 57 NumberOfCheckSat, 3992 ConstructedInterpolants, 0 QuantifiedInterpolants, 21531 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 57 InterpolantComputations, 57 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 - AllSpecificationsHoldResult: All specifications hold 9 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-03-01 16:50:13,679 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...