/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-44898dd [2022-02-09 01:58:49,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-09 01:58:49,347 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-09 01:58:49,412 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-09 01:58:49,413 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-09 01:58:49,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-09 01:58:49,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-09 01:58:49,425 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-09 01:58:49,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-09 01:58:49,427 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-09 01:58:49,428 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-09 01:58:49,428 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-09 01:58:49,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-09 01:58:49,430 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-09 01:58:49,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-09 01:58:49,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-09 01:58:49,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-09 01:58:49,432 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-09 01:58:49,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-09 01:58:49,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-09 01:58:49,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-09 01:58:49,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-09 01:58:49,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-09 01:58:49,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-09 01:58:49,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-09 01:58:49,446 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-09 01:58:49,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-09 01:58:49,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-09 01:58:49,448 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-09 01:58:49,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-09 01:58:49,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-09 01:58:49,449 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-09 01:58:49,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-09 01:58:49,450 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-09 01:58:49,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-09 01:58:49,451 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-09 01:58:49,452 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-09 01:58:49,452 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-09 01:58:49,452 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-09 01:58:49,453 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-09 01:58:49,454 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-09 01:58:49,457 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-02-09 01:58:49,490 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-09 01:58:49,490 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-09 01:58:49,491 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-09 01:58:49,491 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-09 01:58:49,492 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-09 01:58:49,492 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-09 01:58:49,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-09 01:58:49,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-09 01:58:49,493 INFO L138 SettingsManager]: * Use SBE=true [2022-02-09 01:58:49,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-09 01:58:49,494 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-09 01:58:49,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-09 01:58:49,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-09 01:58:49,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-09 01:58:49,494 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-09 01:58:49,494 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-09 01:58:49,494 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-09 01:58:49,494 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-09 01:58:49,494 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-09 01:58:49,495 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-09 01:58:49,495 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-09 01:58:49,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-09 01:58:49,495 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-09 01:58:49,495 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-09 01:58:49,496 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-09 01:58:49,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 01:58:49,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-09 01:58:49,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-09 01:58:49,497 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-09 01:58:49,497 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-09 01:58:49,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-09 01:58:49,497 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-09 01:58:49,498 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-09 01:58:49,498 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-09 01:58:49,738 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-09 01:58:49,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-09 01:58:49,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-09 01:58:49,760 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-09 01:58:49,763 INFO L275 PluginConnector]: CDTParser initialized [2022-02-09 01:58:49,764 INFO L432 ainManager$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 [2022-02-09 01:58:49,826 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a405b9096/527dbebeccfb4a8181d91e9296942f0d/FLAGe48d4df91 [2022-02-09 01:58:50,280 INFO L306 CDTParser]: Found 1 translation units. [2022-02-09 01:58:50,281 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/06-symbeq_15-list_entry_nr.i [2022-02-09 01:58:50,297 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a405b9096/527dbebeccfb4a8181d91e9296942f0d/FLAGe48d4df91 [2022-02-09 01:58:50,614 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a405b9096/527dbebeccfb4a8181d91e9296942f0d [2022-02-09 01:58:50,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-09 01:58:50,618 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-09 01:58:50,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-09 01:58:50,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-09 01:58:50,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-09 01:58:50,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 01:58:50" (1/1) ... [2022-02-09 01:58:50,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b2092e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:58:50, skipping insertion in model container [2022-02-09 01:58:50,630 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 01:58:50" (1/1) ... [2022-02-09 01:58:50,637 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-09 01:58:50,694 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-09 01:58:51,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 01:58:51,222 INFO L203 MainTranslator]: Completed pre-run [2022-02-09 01:58:51,256 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 01:58:51,320 INFO L208 MainTranslator]: Completed translation [2022-02-09 01:58:51,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:58:51 WrapperNode [2022-02-09 01:58:51,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-09 01:58:51,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-09 01:58:51,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-09 01:58:51,322 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-09 01:58:51,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:58:51" (1/1) ... [2022-02-09 01:58:51,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:58:51" (1/1) ... [2022-02-09 01:58:51,372 INFO L137 Inliner]: procedures = 365, calls = 15, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 93 [2022-02-09 01:58:51,373 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-09 01:58:51,374 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-09 01:58:51,374 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-09 01:58:51,374 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-09 01:58:51,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:58:51" (1/1) ... [2022-02-09 01:58:51,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:58:51" (1/1) ... [2022-02-09 01:58:51,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:58:51" (1/1) ... [2022-02-09 01:58:51,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:58:51" (1/1) ... [2022-02-09 01:58:51,393 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:58:51" (1/1) ... [2022-02-09 01:58:51,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:58:51" (1/1) ... [2022-02-09 01:58:51,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:58:51" (1/1) ... [2022-02-09 01:58:51,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-09 01:58:51,400 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-09 01:58:51,400 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-09 01:58:51,400 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-09 01:58:51,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:58:51" (1/1) ... [2022-02-09 01:58:51,414 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 01:58:51,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 01:58:51,438 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-09 01:58:51,447 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-09 01:58:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-09 01:58:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-09 01:58:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-09 01:58:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-09 01:58:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-09 01:58:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-09 01:58:51,474 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-09 01:58:51,474 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-09 01:58:51,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-09 01:58:51,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-09 01:58:51,475 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-09 01:58:51,623 INFO L234 CfgBuilder]: Building ICFG [2022-02-09 01:58:51,624 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-09 01:58:51,817 INFO L275 CfgBuilder]: Performing block encoding [2022-02-09 01:58:51,824 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-09 01:58:51,824 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-09 01:58:51,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 01:58:51 BoogieIcfgContainer [2022-02-09 01:58:51,826 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-09 01:58:51,827 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-09 01:58:51,827 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-09 01:58:51,830 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-09 01:58:51,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.02 01:58:50" (1/3) ... [2022-02-09 01:58:51,831 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4773b0a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 01:58:51, skipping insertion in model container [2022-02-09 01:58:51,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 01:58:51" (2/3) ... [2022-02-09 01:58:51,831 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4773b0a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 01:58:51, skipping insertion in model container [2022-02-09 01:58:51,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 01:58:51" (3/3) ... [2022-02-09 01:58:51,833 INFO L111 eAbstractionObserver]: Analyzing ICFG 06-symbeq_15-list_entry_nr.i [2022-02-09 01:58:51,837 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-09 01:58:51,837 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-09 01:58:51,837 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2022-02-09 01:58:51,837 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-09 01:58:51,873 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,896 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,896 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,896 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,896 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,897 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,897 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,897 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,897 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,897 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,905 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,905 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,905 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,905 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,905 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,905 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 01:58:51,907 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-09 01:58:51,950 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-09 01:58:51,956 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-09 01:58:51,957 INFO L340 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2022-02-09 01:58:51,968 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 119 places, 115 transitions, 235 flow [2022-02-09 01:58:52,061 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) [2022-02-09 01:58:52,067 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) [2022-02-09 01:58:52,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-02-09 01:58:52,072 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:58:52,072 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:58:52,073 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)] === [2022-02-09 01:58:52,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:58:52,077 INFO L85 PathProgramCache]: Analyzing trace with hash 1485637970, now seen corresponding path program 1 times [2022-02-09 01:58:52,085 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:58:52,085 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106744216] [2022-02-09 01:58:52,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:58:52,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:58:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:58:52,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:58:52,275 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:58:52,275 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106744216] [2022-02-09 01:58:52,276 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106744216] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:58:52,276 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:58:52,276 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-09 01:58:52,278 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608347879] [2022-02-09 01:58:52,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:58:52,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-09 01:58:52,282 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:58:52,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-09 01:58:52,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-09 01:58:52,310 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) [2022-02-09 01:58:52,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:58:52,391 INFO L93 Difference]: Finished difference Result 1344 states and 2573 transitions. [2022-02-09 01:58:52,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 01:58:52,394 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 [2022-02-09 01:58:52,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:58:52,411 INFO L225 Difference]: With dead ends: 1344 [2022-02-09 01:58:52,411 INFO L226 Difference]: Without dead ends: 1344 [2022-02-09 01:58:52,413 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 [2022-02-09 01:58:52,416 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 [2022-02-09 01:58:52,417 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] [2022-02-09 01:58:52,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1344 states. [2022-02-09 01:58:52,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1344 to 1344. [2022-02-09 01:58:52,531 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) [2022-02-09 01:58:52,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 1344 states and 2573 transitions. [2022-02-09 01:58:52,539 INFO L78 Accepts]: Start accepts. Automaton has 1344 states and 2573 transitions. Word has length 15 [2022-02-09 01:58:52,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:58:52,539 INFO L470 AbstractCegarLoop]: Abstraction has 1344 states and 2573 transitions. [2022-02-09 01:58:52,539 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) [2022-02-09 01:58:52,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 2573 transitions. [2022-02-09 01:58:52,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-02-09 01:58:52,540 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:58:52,540 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:58:52,540 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-09 01:58:52,540 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)] === [2022-02-09 01:58:52,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:58:52,541 INFO L85 PathProgramCache]: Analyzing trace with hash -842156130, now seen corresponding path program 1 times [2022-02-09 01:58:52,541 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:58:52,542 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437230719] [2022-02-09 01:58:52,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:58:52,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:58:52,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:58:52,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:58:52,604 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:58:52,604 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437230719] [2022-02-09 01:58:52,605 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437230719] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:58:52,605 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:58:52,605 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-09 01:58:52,605 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22582843] [2022-02-09 01:58:52,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:58:52,606 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-09 01:58:52,606 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:58:52,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-09 01:58:52,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-09 01:58:52,607 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) [2022-02-09 01:58:52,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:58:52,630 INFO L93 Difference]: Finished difference Result 1269 states and 2426 transitions. [2022-02-09 01:58:52,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 01:58:52,631 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 [2022-02-09 01:58:52,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:58:52,636 INFO L225 Difference]: With dead ends: 1269 [2022-02-09 01:58:52,637 INFO L226 Difference]: Without dead ends: 1269 [2022-02-09 01:58:52,637 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 [2022-02-09 01:58:52,638 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 [2022-02-09 01:58:52,639 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] [2022-02-09 01:58:52,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1269 states. [2022-02-09 01:58:52,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1269 to 1269. [2022-02-09 01:58:52,721 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) [2022-02-09 01:58:52,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1269 states and 2426 transitions. [2022-02-09 01:58:52,727 INFO L78 Accepts]: Start accepts. Automaton has 1269 states and 2426 transitions. Word has length 19 [2022-02-09 01:58:52,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:58:52,727 INFO L470 AbstractCegarLoop]: Abstraction has 1269 states and 2426 transitions. [2022-02-09 01:58:52,728 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) [2022-02-09 01:58:52,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 2426 transitions. [2022-02-09 01:58:52,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-02-09 01:58:52,729 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:58:52,729 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:58:52,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-09 01:58:52,729 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)] === [2022-02-09 01:58:52,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:58:52,730 INFO L85 PathProgramCache]: Analyzing trace with hash 838099336, now seen corresponding path program 1 times [2022-02-09 01:58:52,730 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:58:52,731 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373592364] [2022-02-09 01:58:52,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:58:52,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:58:52,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:58:52,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:58:52,894 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:58:52,894 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373592364] [2022-02-09 01:58:52,895 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373592364] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:58:52,895 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:58:52,895 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-09 01:58:52,896 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185463650] [2022-02-09 01:58:52,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:58:52,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 01:58:52,897 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:58:52,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 01:58:52,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 01:58:52,899 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) [2022-02-09 01:58:53,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:58:53,051 INFO L93 Difference]: Finished difference Result 1268 states and 2425 transitions. [2022-02-09 01:58:53,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 01:58:53,051 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 [2022-02-09 01:58:53,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:58:53,057 INFO L225 Difference]: With dead ends: 1268 [2022-02-09 01:58:53,057 INFO L226 Difference]: Without dead ends: 1268 [2022-02-09 01:58:53,058 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 01:58:53,064 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 [2022-02-09 01:58:53,066 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] [2022-02-09 01:58:53,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1268 states. [2022-02-09 01:58:53,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1268 to 1268. [2022-02-09 01:58:53,096 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) [2022-02-09 01:58:53,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1268 states and 2425 transitions. [2022-02-09 01:58:53,102 INFO L78 Accepts]: Start accepts. Automaton has 1268 states and 2425 transitions. Word has length 31 [2022-02-09 01:58:53,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:58:53,102 INFO L470 AbstractCegarLoop]: Abstraction has 1268 states and 2425 transitions. [2022-02-09 01:58:53,103 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) [2022-02-09 01:58:53,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 2425 transitions. [2022-02-09 01:58:53,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-02-09 01:58:53,110 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:58:53,110 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:58:53,110 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-09 01:58:53,111 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)] === [2022-02-09 01:58:53,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:58:53,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1006176948, now seen corresponding path program 1 times [2022-02-09 01:58:53,111 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:58:53,112 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399661781] [2022-02-09 01:58:53,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:58:53,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:58:53,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:58:53,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:58:53,295 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:58:53,295 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399661781] [2022-02-09 01:58:53,295 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399661781] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:58:53,296 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:58:53,296 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-09 01:58:53,296 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900077815] [2022-02-09 01:58:53,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:58:53,297 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 01:58:53,297 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:58:53,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 01:58:53,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 01:58:53,298 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) [2022-02-09 01:58:53,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:58:53,492 INFO L93 Difference]: Finished difference Result 1382 states and 2645 transitions. [2022-02-09 01:58:53,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 01:58:53,493 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 [2022-02-09 01:58:53,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:58:53,504 INFO L225 Difference]: With dead ends: 1382 [2022-02-09 01:58:53,505 INFO L226 Difference]: Without dead ends: 1382 [2022-02-09 01:58:53,505 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 01:58:53,512 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 [2022-02-09 01:58:53,513 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] [2022-02-09 01:58:53,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1382 states. [2022-02-09 01:58:53,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1382 to 1314. [2022-02-09 01:58:53,542 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) [2022-02-09 01:58:53,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1314 states and 2513 transitions. [2022-02-09 01:58:53,547 INFO L78 Accepts]: Start accepts. Automaton has 1314 states and 2513 transitions. Word has length 54 [2022-02-09 01:58:53,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:58:53,548 INFO L470 AbstractCegarLoop]: Abstraction has 1314 states and 2513 transitions. [2022-02-09 01:58:53,548 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) [2022-02-09 01:58:53,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 2513 transitions. [2022-02-09 01:58:53,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-02-09 01:58:53,550 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:58:53,550 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:58:53,550 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-09 01:58:53,551 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)] === [2022-02-09 01:58:53,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:58:53,551 INFO L85 PathProgramCache]: Analyzing trace with hash 72490025, now seen corresponding path program 1 times [2022-02-09 01:58:53,551 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:58:53,551 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351886747] [2022-02-09 01:58:53,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:58:53,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:58:53,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:58:53,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:58:53,647 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:58:53,648 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351886747] [2022-02-09 01:58:53,648 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351886747] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:58:53,648 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:58:53,648 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-09 01:58:53,648 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352780888] [2022-02-09 01:58:53,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:58:53,649 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 01:58:53,649 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:58:53,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 01:58:53,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 01:58:53,649 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) [2022-02-09 01:58:53,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:58:53,790 INFO L93 Difference]: Finished difference Result 1398 states and 2673 transitions. [2022-02-09 01:58:53,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 01:58:53,791 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 [2022-02-09 01:58:53,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:58:53,797 INFO L225 Difference]: With dead ends: 1398 [2022-02-09 01:58:53,797 INFO L226 Difference]: Without dead ends: 1398 [2022-02-09 01:58:53,798 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 01:58:53,798 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 [2022-02-09 01:58:53,799 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] [2022-02-09 01:58:53,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1398 states. [2022-02-09 01:58:53,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1398 to 1346. [2022-02-09 01:58:53,826 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) [2022-02-09 01:58:53,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 1346 states and 2573 transitions. [2022-02-09 01:58:53,831 INFO L78 Accepts]: Start accepts. Automaton has 1346 states and 2573 transitions. Word has length 55 [2022-02-09 01:58:53,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:58:53,832 INFO L470 AbstractCegarLoop]: Abstraction has 1346 states and 2573 transitions. [2022-02-09 01:58:53,832 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) [2022-02-09 01:58:53,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 2573 transitions. [2022-02-09 01:58:53,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-02-09 01:58:53,834 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:58:53,834 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:58:53,834 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-09 01:58:53,834 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)] === [2022-02-09 01:58:53,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:58:53,835 INFO L85 PathProgramCache]: Analyzing trace with hash 1581779769, now seen corresponding path program 1 times [2022-02-09 01:58:53,835 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:58:53,835 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105034950] [2022-02-09 01:58:53,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:58:53,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:58:53,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:58:53,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:58:53,924 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:58:53,924 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105034950] [2022-02-09 01:58:53,924 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105034950] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:58:53,925 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:58:53,925 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-09 01:58:53,925 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614727463] [2022-02-09 01:58:53,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:58:53,925 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 01:58:53,925 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:58:53,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 01:58:53,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 01:58:53,926 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) [2022-02-09 01:58:54,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:58:54,172 INFO L93 Difference]: Finished difference Result 1487 states and 2836 transitions. [2022-02-09 01:58:54,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 01:58:54,173 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 [2022-02-09 01:58:54,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:58:54,179 INFO L225 Difference]: With dead ends: 1487 [2022-02-09 01:58:54,184 INFO L226 Difference]: Without dead ends: 1199 [2022-02-09 01:58:54,184 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 01:58:54,185 INFO L933 BasicCegarLoop]: 207 mSDtfsCounter, 126 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 274 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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, 0.2s IncrementalHoareTripleChecker+Time [2022-02-09 01:58:54,186 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [126 Valid, 524 Invalid, 279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 274 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-09 01:58:54,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1199 states. [2022-02-09 01:58:54,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1199 to 1148. [2022-02-09 01:58:54,211 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) [2022-02-09 01:58:54,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 1148 states and 2161 transitions. [2022-02-09 01:58:54,215 INFO L78 Accepts]: Start accepts. Automaton has 1148 states and 2161 transitions. Word has length 62 [2022-02-09 01:58:54,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:58:54,215 INFO L470 AbstractCegarLoop]: Abstraction has 1148 states and 2161 transitions. [2022-02-09 01:58:54,215 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) [2022-02-09 01:58:54,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 2161 transitions. [2022-02-09 01:58:54,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-02-09 01:58:54,217 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:58:54,218 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:58:54,218 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-09 01:58:54,218 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)] === [2022-02-09 01:58:54,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:58:54,218 INFO L85 PathProgramCache]: Analyzing trace with hash 138758537, now seen corresponding path program 1 times [2022-02-09 01:58:54,219 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:58:54,219 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766351148] [2022-02-09 01:58:54,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:58:54,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:58:54,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:58:54,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:58:54,350 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:58:54,350 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766351148] [2022-02-09 01:58:54,351 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [766351148] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:58:54,351 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:58:54,351 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-09 01:58:54,351 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914947428] [2022-02-09 01:58:54,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:58:54,351 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 01:58:54,351 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:58:54,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 01:58:54,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 01:58:54,352 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) [2022-02-09 01:58:54,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:58:54,513 INFO L93 Difference]: Finished difference Result 1246 states and 2335 transitions. [2022-02-09 01:58:54,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 01:58:54,514 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 [2022-02-09 01:58:54,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:58:54,518 INFO L225 Difference]: With dead ends: 1246 [2022-02-09 01:58:54,518 INFO L226 Difference]: Without dead ends: 1046 [2022-02-09 01:58:54,518 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 01:58:54,519 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 [2022-02-09 01:58:54,519 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] [2022-02-09 01:58:54,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2022-02-09 01:58:54,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 1022. [2022-02-09 01:58:54,539 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) [2022-02-09 01:58:54,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 1022 states and 1889 transitions. [2022-02-09 01:58:54,544 INFO L78 Accepts]: Start accepts. Automaton has 1022 states and 1889 transitions. Word has length 63 [2022-02-09 01:58:54,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:58:54,544 INFO L470 AbstractCegarLoop]: Abstraction has 1022 states and 1889 transitions. [2022-02-09 01:58:54,545 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) [2022-02-09 01:58:54,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1889 transitions. [2022-02-09 01:58:54,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:58:54,546 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:58:54,546 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] [2022-02-09 01:58:54,546 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-09 01:58:54,547 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)] === [2022-02-09 01:58:54,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:58:54,548 INFO L85 PathProgramCache]: Analyzing trace with hash 1422220343, now seen corresponding path program 1 times [2022-02-09 01:58:54,550 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:58:54,550 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106574710] [2022-02-09 01:58:54,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:58:54,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:58:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:58:54,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:58:54,904 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:58:54,904 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106574710] [2022-02-09 01:58:54,904 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106574710] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:58:54,904 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:58:54,905 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:58:54,905 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174260871] [2022-02-09 01:58:54,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:58:54,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:58:54,905 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:58:54,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:58:54,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:58:54,906 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) [2022-02-09 01:58:55,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:58:55,603 INFO L93 Difference]: Finished difference Result 2504 states and 4626 transitions. [2022-02-09 01:58:55,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:58:55,603 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 [2022-02-09 01:58:55,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:58:55,614 INFO L225 Difference]: With dead ends: 2504 [2022-02-09 01:58:55,614 INFO L226 Difference]: Without dead ends: 2444 [2022-02-09 01:58:55,614 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-02-09 01:58:55,615 INFO L933 BasicCegarLoop]: 178 mSDtfsCounter, 433 mSDsluCounter, 991 mSDsCounter, 0 mSdLazyCounter, 427 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.3s IncrementalHoareTripleChecker+Time [2022-02-09 01:58:55,615 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [433 Valid, 1167 Invalid, 438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 427 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-09 01:58:55,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2444 states. [2022-02-09 01:58:55,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2444 to 1030. [2022-02-09 01:58:55,648 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) [2022-02-09 01:58:55,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1903 transitions. [2022-02-09 01:58:55,651 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1903 transitions. Word has length 75 [2022-02-09 01:58:55,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:58:55,651 INFO L470 AbstractCegarLoop]: Abstraction has 1030 states and 1903 transitions. [2022-02-09 01:58:55,652 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) [2022-02-09 01:58:55,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1903 transitions. [2022-02-09 01:58:55,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:58:55,653 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:58:55,653 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:58:55,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-09 01:58:55,654 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)] === [2022-02-09 01:58:55,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:58:55,654 INFO L85 PathProgramCache]: Analyzing trace with hash 937123410, now seen corresponding path program 1 times [2022-02-09 01:58:55,654 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:58:55,654 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591326434] [2022-02-09 01:58:55,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:58:55,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:58:55,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:58:55,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:58:55,926 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:58:55,926 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591326434] [2022-02-09 01:58:55,926 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591326434] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:58:55,926 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:58:55,926 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:58:55,926 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125204894] [2022-02-09 01:58:55,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:58:55,927 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:58:55,927 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:58:55,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:58:55,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:58:55,927 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) [2022-02-09 01:58:56,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:58:56,490 INFO L93 Difference]: Finished difference Result 3115 states and 5733 transitions. [2022-02-09 01:58:56,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:58:56,491 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 [2022-02-09 01:58:56,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:58:56,506 INFO L225 Difference]: With dead ends: 3115 [2022-02-09 01:58:56,506 INFO L226 Difference]: Without dead ends: 3084 [2022-02-09 01:58:56,506 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 [2022-02-09 01:58:56,509 INFO L933 BasicCegarLoop]: 159 mSDtfsCounter, 631 mSDsluCounter, 915 mSDsCounter, 0 mSdLazyCounter, 499 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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 [2022-02-09 01:58:56,509 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] [2022-02-09 01:58:56,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3084 states. [2022-02-09 01:58:56,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3084 to 1031. [2022-02-09 01:58:56,547 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) [2022-02-09 01:58:56,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1904 transitions. [2022-02-09 01:58:56,551 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1904 transitions. Word has length 75 [2022-02-09 01:58:56,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:58:56,551 INFO L470 AbstractCegarLoop]: Abstraction has 1031 states and 1904 transitions. [2022-02-09 01:58:56,551 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) [2022-02-09 01:58:56,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1904 transitions. [2022-02-09 01:58:56,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:58:56,553 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:58:56,553 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] [2022-02-09 01:58:56,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-09 01:58:56,553 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)] === [2022-02-09 01:58:56,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:58:56,553 INFO L85 PathProgramCache]: Analyzing trace with hash -1109677638, now seen corresponding path program 2 times [2022-02-09 01:58:56,554 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:58:56,554 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074432072] [2022-02-09 01:58:56,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:58:56,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:58:56,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:58:56,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:58:56,745 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:58:56,745 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074432072] [2022-02-09 01:58:56,745 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2074432072] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:58:56,746 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:58:56,746 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:58:56,746 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944824699] [2022-02-09 01:58:56,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:58:56,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:58:56,746 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:58:56,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:58:56,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:58:56,747 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) [2022-02-09 01:58:57,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:58:57,164 INFO L93 Difference]: Finished difference Result 2475 states and 4567 transitions. [2022-02-09 01:58:57,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:58:57,164 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 [2022-02-09 01:58:57,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:58:57,174 INFO L225 Difference]: With dead ends: 2475 [2022-02-09 01:58:57,174 INFO L226 Difference]: Without dead ends: 2442 [2022-02-09 01:58:57,174 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 [2022-02-09 01:58:57,175 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 [2022-02-09 01:58:57,176 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] [2022-02-09 01:58:57,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2442 states. [2022-02-09 01:58:57,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2442 to 1028. [2022-02-09 01:58:57,205 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) [2022-02-09 01:58:57,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 1028 states and 1899 transitions. [2022-02-09 01:58:57,208 INFO L78 Accepts]: Start accepts. Automaton has 1028 states and 1899 transitions. Word has length 75 [2022-02-09 01:58:57,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:58:57,208 INFO L470 AbstractCegarLoop]: Abstraction has 1028 states and 1899 transitions. [2022-02-09 01:58:57,208 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) [2022-02-09 01:58:57,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1899 transitions. [2022-02-09 01:58:57,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:58:57,214 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:58:57,214 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] [2022-02-09 01:58:57,214 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-09 01:58:57,214 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)] === [2022-02-09 01:58:57,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:58:57,215 INFO L85 PathProgramCache]: Analyzing trace with hash -1567454698, now seen corresponding path program 3 times [2022-02-09 01:58:57,215 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:58:57,215 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264452855] [2022-02-09 01:58:57,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:58:57,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:58:57,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:58:57,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:58:57,469 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:58:57,469 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264452855] [2022-02-09 01:58:57,469 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264452855] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:58:57,469 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:58:57,469 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:58:57,469 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641103197] [2022-02-09 01:58:57,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:58:57,469 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:58:57,470 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:58:57,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:58:57,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:58:57,471 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) [2022-02-09 01:58:57,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:58:57,962 INFO L93 Difference]: Finished difference Result 3130 states and 5777 transitions. [2022-02-09 01:58:57,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:58:57,963 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 [2022-02-09 01:58:57,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:58:57,975 INFO L225 Difference]: With dead ends: 3130 [2022-02-09 01:58:57,975 INFO L226 Difference]: Without dead ends: 3100 [2022-02-09 01:58:57,975 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 [2022-02-09 01:58:57,976 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, 0.3s IncrementalHoareTripleChecker+Time [2022-02-09 01:58:57,976 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [687 Valid, 1087 Invalid, 350 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 335 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-09 01:58:57,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3100 states. [2022-02-09 01:58:58,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3100 to 1030. [2022-02-09 01:58:58,011 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) [2022-02-09 01:58:58,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1902 transitions. [2022-02-09 01:58:58,014 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1902 transitions. Word has length 75 [2022-02-09 01:58:58,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:58:58,014 INFO L470 AbstractCegarLoop]: Abstraction has 1030 states and 1902 transitions. [2022-02-09 01:58:58,014 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) [2022-02-09 01:58:58,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1902 transitions. [2022-02-09 01:58:58,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:58:58,015 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:58:58,015 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:58:58,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-09 01:58:58,016 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)] === [2022-02-09 01:58:58,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:58:58,016 INFO L85 PathProgramCache]: Analyzing trace with hash 199539000, now seen corresponding path program 4 times [2022-02-09 01:58:58,016 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:58:58,016 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063393834] [2022-02-09 01:58:58,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:58:58,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:58:58,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:58:58,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:58:58,195 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:58:58,195 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063393834] [2022-02-09 01:58:58,195 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063393834] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:58:58,195 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:58:58,195 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:58:58,195 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153654145] [2022-02-09 01:58:58,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:58:58,196 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:58:58,196 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:58:58,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:58:58,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:58:58,197 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) [2022-02-09 01:58:58,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:58:58,633 INFO L93 Difference]: Finished difference Result 3131 states and 5763 transitions. [2022-02-09 01:58:58,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:58:58,633 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 [2022-02-09 01:58:58,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:58:58,645 INFO L225 Difference]: With dead ends: 3131 [2022-02-09 01:58:58,645 INFO L226 Difference]: Without dead ends: 3099 [2022-02-09 01:58:58,645 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 [2022-02-09 01:58:58,646 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, 0.3s IncrementalHoareTripleChecker+Time [2022-02-09 01:58:58,646 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [575 Valid, 1128 Invalid, 447 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 443 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-09 01:58:58,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3099 states. [2022-02-09 01:58:58,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3099 to 1029. [2022-02-09 01:58:58,678 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) [2022-02-09 01:58:58,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 1029 states and 1900 transitions. [2022-02-09 01:58:58,680 INFO L78 Accepts]: Start accepts. Automaton has 1029 states and 1900 transitions. Word has length 75 [2022-02-09 01:58:58,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:58:58,680 INFO L470 AbstractCegarLoop]: Abstraction has 1029 states and 1900 transitions. [2022-02-09 01:58:58,680 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) [2022-02-09 01:58:58,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1900 transitions. [2022-02-09 01:58:58,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:58:58,682 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:58:58,682 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:58:58,682 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-09 01:58:58,682 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)] === [2022-02-09 01:58:58,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:58:58,683 INFO L85 PathProgramCache]: Analyzing trace with hash -2071135244, now seen corresponding path program 5 times [2022-02-09 01:58:58,683 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:58:58,683 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075829595] [2022-02-09 01:58:58,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:58:58,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:58:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:58:58,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:58:58,967 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:58:58,968 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075829595] [2022-02-09 01:58:58,968 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075829595] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:58:58,968 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:58:58,968 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:58:58,968 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255120958] [2022-02-09 01:58:58,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:58:58,968 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:58:58,968 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:58:58,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:58:58,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:58:58,969 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) [2022-02-09 01:58:59,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:58:59,578 INFO L93 Difference]: Finished difference Result 3114 states and 5730 transitions. [2022-02-09 01:58:59,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:58:59,579 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 [2022-02-09 01:58:59,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:58:59,587 INFO L225 Difference]: With dead ends: 3114 [2022-02-09 01:58:59,587 INFO L226 Difference]: Without dead ends: 3083 [2022-02-09 01:58:59,587 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-02-09 01:58:59,588 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, 0.3s IncrementalHoareTripleChecker+Time [2022-02-09 01:58:59,588 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [732 Valid, 1012 Invalid, 365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 347 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-09 01:58:59,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3083 states. [2022-02-09 01:58:59,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3083 to 1030. [2022-02-09 01:58:59,625 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) [2022-02-09 01:58:59,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1901 transitions. [2022-02-09 01:58:59,628 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1901 transitions. Word has length 75 [2022-02-09 01:58:59,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:58:59,628 INFO L470 AbstractCegarLoop]: Abstraction has 1030 states and 1901 transitions. [2022-02-09 01:58:59,628 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) [2022-02-09 01:58:59,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1901 transitions. [2022-02-09 01:58:59,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:58:59,630 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:58:59,630 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:58:59,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-02-09 01:58:59,631 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)] === [2022-02-09 01:58:59,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:58:59,631 INFO L85 PathProgramCache]: Analyzing trace with hash 177031004, now seen corresponding path program 6 times [2022-02-09 01:58:59,631 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:58:59,631 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276642209] [2022-02-09 01:58:59,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:58:59,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:58:59,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:58:59,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:58:59,910 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:58:59,910 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276642209] [2022-02-09 01:58:59,910 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276642209] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:58:59,911 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:58:59,911 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:58:59,911 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168400292] [2022-02-09 01:58:59,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:58:59,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:58:59,911 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:58:59,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:58:59,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:58:59,912 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) [2022-02-09 01:59:00,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:00,472 INFO L93 Difference]: Finished difference Result 2474 states and 4564 transitions. [2022-02-09 01:59:00,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:00,472 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 [2022-02-09 01:59:00,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:00,478 INFO L225 Difference]: With dead ends: 2474 [2022-02-09 01:59:00,478 INFO L226 Difference]: Without dead ends: 2440 [2022-02-09 01:59:00,479 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-02-09 01:59:00,479 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 [2022-02-09 01:59:00,479 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] [2022-02-09 01:59:00,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2440 states. [2022-02-09 01:59:00,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2440 to 1026. [2022-02-09 01:59:00,507 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) [2022-02-09 01:59:00,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 1026 states and 1895 transitions. [2022-02-09 01:59:00,509 INFO L78 Accepts]: Start accepts. Automaton has 1026 states and 1895 transitions. Word has length 75 [2022-02-09 01:59:00,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:00,510 INFO L470 AbstractCegarLoop]: Abstraction has 1026 states and 1895 transitions. [2022-02-09 01:59:00,510 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) [2022-02-09 01:59:00,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1895 transitions. [2022-02-09 01:59:00,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:00,511 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:00,511 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] [2022-02-09 01:59:00,512 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-02-09 01:59:00,512 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)] === [2022-02-09 01:59:00,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:00,512 INFO L85 PathProgramCache]: Analyzing trace with hash 698706045, now seen corresponding path program 1 times [2022-02-09 01:59:00,512 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:00,512 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243884927] [2022-02-09 01:59:00,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:00,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:00,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:00,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:00,657 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:00,657 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243884927] [2022-02-09 01:59:00,657 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1243884927] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:00,658 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:00,658 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:00,658 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878304829] [2022-02-09 01:59:00,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:00,658 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:00,658 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:00,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:00,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:00,659 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) [2022-02-09 01:59:01,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:01,129 INFO L93 Difference]: Finished difference Result 1797 states and 3314 transitions. [2022-02-09 01:59:01,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:01,129 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 [2022-02-09 01:59:01,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:01,133 INFO L225 Difference]: With dead ends: 1797 [2022-02-09 01:59:01,133 INFO L226 Difference]: Without dead ends: 1737 [2022-02-09 01:59:01,135 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 [2022-02-09 01:59:01,136 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, 0.3s IncrementalHoareTripleChecker+Time [2022-02-09 01:59:01,136 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [442 Valid, 1166 Invalid, 431 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 418 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-09 01:59:01,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1737 states. [2022-02-09 01:59:01,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1737 to 1030. [2022-02-09 01:59:01,168 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) [2022-02-09 01:59:01,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1901 transitions. [2022-02-09 01:59:01,171 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1901 transitions. Word has length 75 [2022-02-09 01:59:01,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:01,172 INFO L470 AbstractCegarLoop]: Abstraction has 1030 states and 1901 transitions. [2022-02-09 01:59:01,172 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) [2022-02-09 01:59:01,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1901 transitions. [2022-02-09 01:59:01,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:01,174 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:01,174 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:01,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-02-09 01:59:01,174 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)] === [2022-02-09 01:59:01,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:01,174 INFO L85 PathProgramCache]: Analyzing trace with hash -737879494, now seen corresponding path program 7 times [2022-02-09 01:59:01,174 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:01,175 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556096474] [2022-02-09 01:59:01,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:01,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:01,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:01,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:01,455 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:01,455 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556096474] [2022-02-09 01:59:01,455 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556096474] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:01,455 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:01,455 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:01,456 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251720365] [2022-02-09 01:59:01,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:01,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:01,456 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:01,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:01,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:01,457 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) [2022-02-09 01:59:02,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:02,080 INFO L93 Difference]: Finished difference Result 2408 states and 4436 transitions. [2022-02-09 01:59:02,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:02,081 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 [2022-02-09 01:59:02,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:02,087 INFO L225 Difference]: With dead ends: 2408 [2022-02-09 01:59:02,087 INFO L226 Difference]: Without dead ends: 2378 [2022-02-09 01:59:02,087 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-02-09 01:59:02,088 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, 0.3s IncrementalHoareTripleChecker+Time [2022-02-09 01:59:02,088 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [644 Valid, 1068 Invalid, 368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 353 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-09 01:59:02,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2378 states. [2022-02-09 01:59:02,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2378 to 1031. [2022-02-09 01:59:02,115 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) [2022-02-09 01:59:02,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1902 transitions. [2022-02-09 01:59:02,119 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1902 transitions. Word has length 75 [2022-02-09 01:59:02,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:02,119 INFO L470 AbstractCegarLoop]: Abstraction has 1031 states and 1902 transitions. [2022-02-09 01:59:02,119 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) [2022-02-09 01:59:02,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1902 transitions. [2022-02-09 01:59:02,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:02,120 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:02,121 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:02,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-02-09 01:59:02,121 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)] === [2022-02-09 01:59:02,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:02,122 INFO L85 PathProgramCache]: Analyzing trace with hash 1029114204, now seen corresponding path program 8 times [2022-02-09 01:59:02,122 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:02,122 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187243056] [2022-02-09 01:59:02,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:02,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:02,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:02,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:02,334 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:02,335 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187243056] [2022-02-09 01:59:02,335 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187243056] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:02,335 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:02,335 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:02,335 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682851305] [2022-02-09 01:59:02,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:02,335 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:02,336 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:02,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:02,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:02,336 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) [2022-02-09 01:59:02,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:02,795 INFO L93 Difference]: Finished difference Result 1769 states and 3242 transitions. [2022-02-09 01:59:02,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:02,795 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 [2022-02-09 01:59:02,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:02,799 INFO L225 Difference]: With dead ends: 1769 [2022-02-09 01:59:02,799 INFO L226 Difference]: Without dead ends: 1735 [2022-02-09 01:59:02,800 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 [2022-02-09 01:59:02,800 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, 0.3s IncrementalHoareTripleChecker+Time [2022-02-09 01:59:02,800 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [371 Valid, 1079 Invalid, 466 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 462 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-09 01:59:02,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1735 states. [2022-02-09 01:59:02,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1735 to 1028. [2022-02-09 01:59:02,820 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) [2022-02-09 01:59:02,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 1028 states and 1897 transitions. [2022-02-09 01:59:02,824 INFO L78 Accepts]: Start accepts. Automaton has 1028 states and 1897 transitions. Word has length 75 [2022-02-09 01:59:02,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:02,824 INFO L470 AbstractCegarLoop]: Abstraction has 1028 states and 1897 transitions. [2022-02-09 01:59:02,824 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) [2022-02-09 01:59:02,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1897 transitions. [2022-02-09 01:59:02,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:02,825 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:02,826 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:02,826 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-02-09 01:59:02,826 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)] === [2022-02-09 01:59:02,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:02,826 INFO L85 PathProgramCache]: Analyzing trace with hash -305145996, now seen corresponding path program 9 times [2022-02-09 01:59:02,826 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:02,826 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544628642] [2022-02-09 01:59:02,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:02,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:02,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:03,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:03,008 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:03,008 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544628642] [2022-02-09 01:59:03,008 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544628642] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:03,008 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:03,008 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:03,008 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324052288] [2022-02-09 01:59:03,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:03,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:03,009 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:03,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:03,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:03,009 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) [2022-02-09 01:59:03,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:03,443 INFO L93 Difference]: Finished difference Result 2423 states and 4465 transitions. [2022-02-09 01:59:03,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:03,443 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 [2022-02-09 01:59:03,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:03,449 INFO L225 Difference]: With dead ends: 2423 [2022-02-09 01:59:03,449 INFO L226 Difference]: Without dead ends: 2393 [2022-02-09 01:59:03,449 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 [2022-02-09 01:59:03,450 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 [2022-02-09 01:59:03,450 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] [2022-02-09 01:59:03,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2393 states. [2022-02-09 01:59:03,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2393 to 1030. [2022-02-09 01:59:03,473 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) [2022-02-09 01:59:03,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1900 transitions. [2022-02-09 01:59:03,476 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1900 transitions. Word has length 75 [2022-02-09 01:59:03,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:03,476 INFO L470 AbstractCegarLoop]: Abstraction has 1030 states and 1900 transitions. [2022-02-09 01:59:03,476 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) [2022-02-09 01:59:03,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1900 transitions. [2022-02-09 01:59:03,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:03,478 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:03,478 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:03,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-02-09 01:59:03,478 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)] === [2022-02-09 01:59:03,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:03,479 INFO L85 PathProgramCache]: Analyzing trace with hash 1461847702, now seen corresponding path program 10 times [2022-02-09 01:59:03,479 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:03,479 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425321135] [2022-02-09 01:59:03,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:03,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:03,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:03,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:03,671 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:03,671 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425321135] [2022-02-09 01:59:03,671 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425321135] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:03,671 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:03,671 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:03,671 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673180382] [2022-02-09 01:59:03,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:03,673 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:03,673 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:03,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:03,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:03,673 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) [2022-02-09 01:59:04,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:04,141 INFO L93 Difference]: Finished difference Result 2424 states and 4451 transitions. [2022-02-09 01:59:04,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:04,143 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 [2022-02-09 01:59:04,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:04,148 INFO L225 Difference]: With dead ends: 2424 [2022-02-09 01:59:04,148 INFO L226 Difference]: Without dead ends: 2392 [2022-02-09 01:59:04,148 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 [2022-02-09 01:59:04,149 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 [2022-02-09 01:59:04,149 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] [2022-02-09 01:59:04,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2392 states. [2022-02-09 01:59:04,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2392 to 1029. [2022-02-09 01:59:04,171 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) [2022-02-09 01:59:04,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 1029 states and 1898 transitions. [2022-02-09 01:59:04,174 INFO L78 Accepts]: Start accepts. Automaton has 1029 states and 1898 transitions. Word has length 75 [2022-02-09 01:59:04,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:04,174 INFO L470 AbstractCegarLoop]: Abstraction has 1029 states and 1898 transitions. [2022-02-09 01:59:04,174 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) [2022-02-09 01:59:04,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1898 transitions. [2022-02-09 01:59:04,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:04,176 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:04,176 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:04,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-02-09 01:59:04,176 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)] === [2022-02-09 01:59:04,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:04,176 INFO L85 PathProgramCache]: Analyzing trace with hash -808826542, now seen corresponding path program 11 times [2022-02-09 01:59:04,177 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:04,177 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028777591] [2022-02-09 01:59:04,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:04,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:04,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:04,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:04,350 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:04,350 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028777591] [2022-02-09 01:59:04,350 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028777591] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:04,350 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:04,350 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:04,350 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762415525] [2022-02-09 01:59:04,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:04,350 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:04,350 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:04,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:04,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:04,351 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) [2022-02-09 01:59:04,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:04,765 INFO L93 Difference]: Finished difference Result 2407 states and 4418 transitions. [2022-02-09 01:59:04,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:04,765 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 [2022-02-09 01:59:04,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:04,771 INFO L225 Difference]: With dead ends: 2407 [2022-02-09 01:59:04,771 INFO L226 Difference]: Without dead ends: 2376 [2022-02-09 01:59:04,771 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 [2022-02-09 01:59:04,772 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 [2022-02-09 01:59:04,772 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] [2022-02-09 01:59:04,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2376 states. [2022-02-09 01:59:04,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2376 to 1030. [2022-02-09 01:59:04,795 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) [2022-02-09 01:59:04,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1899 transitions. [2022-02-09 01:59:04,797 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1899 transitions. Word has length 75 [2022-02-09 01:59:04,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:04,797 INFO L470 AbstractCegarLoop]: Abstraction has 1030 states and 1899 transitions. [2022-02-09 01:59:04,797 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) [2022-02-09 01:59:04,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1899 transitions. [2022-02-09 01:59:04,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:04,798 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:04,799 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:04,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-02-09 01:59:04,799 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)] === [2022-02-09 01:59:04,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:04,799 INFO L85 PathProgramCache]: Analyzing trace with hash 1439339706, now seen corresponding path program 12 times [2022-02-09 01:59:04,799 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:04,799 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975304921] [2022-02-09 01:59:04,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:04,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:04,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:04,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:04,937 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:04,938 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975304921] [2022-02-09 01:59:04,938 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975304921] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:04,938 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:04,938 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:04,938 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515281672] [2022-02-09 01:59:04,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:04,938 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:04,938 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:04,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:04,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:04,939 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) [2022-02-09 01:59:05,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:05,299 INFO L93 Difference]: Finished difference Result 1767 states and 3252 transitions. [2022-02-09 01:59:05,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:05,299 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 [2022-02-09 01:59:05,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:05,303 INFO L225 Difference]: With dead ends: 1767 [2022-02-09 01:59:05,303 INFO L226 Difference]: Without dead ends: 1729 [2022-02-09 01:59:05,303 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 [2022-02-09 01:59:05,304 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 380 mSDsluCounter, 845 mSDsCounter, 0 mSdLazyCounter, 280 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2022-02-09 01:59:05,304 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] [2022-02-09 01:59:05,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1729 states. [2022-02-09 01:59:05,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1729 to 1022. [2022-02-09 01:59:05,320 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) [2022-02-09 01:59:05,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 1022 states and 1887 transitions. [2022-02-09 01:59:05,322 INFO L78 Accepts]: Start accepts. Automaton has 1022 states and 1887 transitions. Word has length 75 [2022-02-09 01:59:05,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:05,322 INFO L470 AbstractCegarLoop]: Abstraction has 1022 states and 1887 transitions. [2022-02-09 01:59:05,322 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) [2022-02-09 01:59:05,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1887 transitions. [2022-02-09 01:59:05,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:05,324 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:05,324 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:05,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-02-09 01:59:05,324 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)] === [2022-02-09 01:59:05,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:05,325 INFO L85 PathProgramCache]: Analyzing trace with hash 455651203, now seen corresponding path program 2 times [2022-02-09 01:59:05,325 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:05,325 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499366881] [2022-02-09 01:59:05,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:05,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:05,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:05,528 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:05,528 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499366881] [2022-02-09 01:59:05,528 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499366881] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:05,528 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:05,528 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:05,528 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202945747] [2022-02-09 01:59:05,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:05,529 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:05,529 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:05,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:05,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:05,529 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) [2022-02-09 01:59:05,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:05,991 INFO L93 Difference]: Finished difference Result 1082 states and 1988 transitions. [2022-02-09 01:59:05,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:05,991 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 [2022-02-09 01:59:05,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:05,997 INFO L225 Difference]: With dead ends: 1082 [2022-02-09 01:59:05,997 INFO L226 Difference]: Without dead ends: 947 [2022-02-09 01:59:05,999 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 [2022-02-09 01:59:06,000 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 [2022-02-09 01:59:06,000 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] [2022-02-09 01:59:06,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 947 states. [2022-02-09 01:59:06,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 947 to 947. [2022-02-09 01:59:06,014 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) [2022-02-09 01:59:06,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1737 transitions. [2022-02-09 01:59:06,016 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1737 transitions. Word has length 75 [2022-02-09 01:59:06,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:06,016 INFO L470 AbstractCegarLoop]: Abstraction has 947 states and 1737 transitions. [2022-02-09 01:59:06,016 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) [2022-02-09 01:59:06,016 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1737 transitions. [2022-02-09 01:59:06,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:06,018 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:06,018 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:06,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-02-09 01:59:06,018 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)] === [2022-02-09 01:59:06,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:06,019 INFO L85 PathProgramCache]: Analyzing trace with hash -133374655, now seen corresponding path program 3 times [2022-02-09 01:59:06,019 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:06,019 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591098178] [2022-02-09 01:59:06,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:06,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:06,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:06,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:06,177 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:06,177 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591098178] [2022-02-09 01:59:06,177 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591098178] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:06,177 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:06,177 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:06,177 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105179949] [2022-02-09 01:59:06,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:06,178 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:06,178 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:06,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:06,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:06,178 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) [2022-02-09 01:59:06,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:06,534 INFO L93 Difference]: Finished difference Result 1665 states and 3053 transitions. [2022-02-09 01:59:06,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:06,539 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 [2022-02-09 01:59:06,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:06,543 INFO L225 Difference]: With dead ends: 1665 [2022-02-09 01:59:06,543 INFO L226 Difference]: Without dead ends: 1605 [2022-02-09 01:59:06,547 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 [2022-02-09 01:59:06,548 INFO L933 BasicCegarLoop]: 171 mSDtfsCounter, 471 mSDsluCounter, 839 mSDsCounter, 0 mSdLazyCounter, 329 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2022-02-09 01:59:06,548 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] [2022-02-09 01:59:06,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1605 states. [2022-02-09 01:59:06,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1605 to 949. [2022-02-09 01:59:06,562 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) [2022-02-09 01:59:06,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 949 states and 1739 transitions. [2022-02-09 01:59:06,564 INFO L78 Accepts]: Start accepts. Automaton has 949 states and 1739 transitions. Word has length 75 [2022-02-09 01:59:06,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:06,564 INFO L470 AbstractCegarLoop]: Abstraction has 949 states and 1739 transitions. [2022-02-09 01:59:06,564 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) [2022-02-09 01:59:06,564 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1739 transitions. [2022-02-09 01:59:06,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:06,566 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:06,566 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:06,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-02-09 01:59:06,566 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)] === [2022-02-09 01:59:06,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:06,566 INFO L85 PathProgramCache]: Analyzing trace with hash -618471588, now seen corresponding path program 13 times [2022-02-09 01:59:06,567 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:06,567 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577576845] [2022-02-09 01:59:06,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:06,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:06,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:06,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:06,726 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:06,726 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577576845] [2022-02-09 01:59:06,726 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577576845] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:06,726 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:06,726 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:06,726 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037675248] [2022-02-09 01:59:06,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:06,727 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:06,727 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:06,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:06,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:06,727 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) [2022-02-09 01:59:07,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:07,061 INFO L93 Difference]: Finished difference Result 1620 states and 2949 transitions. [2022-02-09 01:59:07,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:07,062 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 [2022-02-09 01:59:07,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:07,064 INFO L225 Difference]: With dead ends: 1620 [2022-02-09 01:59:07,064 INFO L226 Difference]: Without dead ends: 1589 [2022-02-09 01:59:07,064 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 [2022-02-09 01:59:07,065 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 [2022-02-09 01:59:07,065 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] [2022-02-09 01:59:07,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1589 states. [2022-02-09 01:59:07,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1589 to 950. [2022-02-09 01:59:07,078 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) [2022-02-09 01:59:07,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 950 states and 1740 transitions. [2022-02-09 01:59:07,080 INFO L78 Accepts]: Start accepts. Automaton has 950 states and 1740 transitions. Word has length 75 [2022-02-09 01:59:07,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:07,080 INFO L470 AbstractCegarLoop]: Abstraction has 950 states and 1740 transitions. [2022-02-09 01:59:07,080 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) [2022-02-09 01:59:07,080 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1740 transitions. [2022-02-09 01:59:07,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:07,081 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:07,082 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:07,082 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-02-09 01:59:07,082 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)] === [2022-02-09 01:59:07,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:07,082 INFO L85 PathProgramCache]: Analyzing trace with hash 1629694660, now seen corresponding path program 14 times [2022-02-09 01:59:07,082 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:07,082 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708191849] [2022-02-09 01:59:07,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:07,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:07,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:07,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:07,249 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:07,249 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708191849] [2022-02-09 01:59:07,249 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708191849] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:07,249 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:07,249 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:07,249 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086253034] [2022-02-09 01:59:07,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:07,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:07,249 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:07,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:07,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:07,250 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) [2022-02-09 01:59:07,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:07,609 INFO L93 Difference]: Finished difference Result 980 states and 1783 transitions. [2022-02-09 01:59:07,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:07,610 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 [2022-02-09 01:59:07,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:07,612 INFO L225 Difference]: With dead ends: 980 [2022-02-09 01:59:07,612 INFO L226 Difference]: Without dead ends: 942 [2022-02-09 01:59:07,612 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 [2022-02-09 01:59:07,613 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 269 mSDsluCounter, 911 mSDsCounter, 0 mSdLazyCounter, 333 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2022-02-09 01:59:07,614 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] [2022-02-09 01:59:07,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 942 states. [2022-02-09 01:59:07,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 942 to 942. [2022-02-09 01:59:07,624 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) [2022-02-09 01:59:07,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 942 states and 1727 transitions. [2022-02-09 01:59:07,626 INFO L78 Accepts]: Start accepts. Automaton has 942 states and 1727 transitions. Word has length 75 [2022-02-09 01:59:07,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:07,626 INFO L470 AbstractCegarLoop]: Abstraction has 942 states and 1727 transitions. [2022-02-09 01:59:07,626 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) [2022-02-09 01:59:07,626 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1727 transitions. [2022-02-09 01:59:07,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:07,627 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:07,627 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:07,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-02-09 01:59:07,632 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)] === [2022-02-09 01:59:07,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:07,632 INFO L85 PathProgramCache]: Analyzing trace with hash 1523756823, now seen corresponding path program 4 times [2022-02-09 01:59:07,632 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:07,632 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314729796] [2022-02-09 01:59:07,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:07,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:07,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:07,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:07,878 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:07,878 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314729796] [2022-02-09 01:59:07,878 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314729796] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:07,878 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:07,878 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:07,879 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772974066] [2022-02-09 01:59:07,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:07,879 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:07,879 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:07,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:07,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:07,880 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) [2022-02-09 01:59:08,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:08,397 INFO L93 Difference]: Finished difference Result 1679 states and 3080 transitions. [2022-02-09 01:59:08,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:08,397 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 [2022-02-09 01:59:08,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:08,400 INFO L225 Difference]: With dead ends: 1679 [2022-02-09 01:59:08,400 INFO L226 Difference]: Without dead ends: 1619 [2022-02-09 01:59:08,400 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-02-09 01:59:08,401 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 [2022-02-09 01:59:08,401 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] [2022-02-09 01:59:08,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1619 states. [2022-02-09 01:59:08,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1619 to 946. [2022-02-09 01:59:08,414 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) [2022-02-09 01:59:08,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1733 transitions. [2022-02-09 01:59:08,416 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1733 transitions. Word has length 75 [2022-02-09 01:59:08,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:08,416 INFO L470 AbstractCegarLoop]: Abstraction has 946 states and 1733 transitions. [2022-02-09 01:59:08,416 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) [2022-02-09 01:59:08,416 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1733 transitions. [2022-02-09 01:59:08,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:08,417 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:08,417 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:08,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-02-09 01:59:08,417 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)] === [2022-02-09 01:59:08,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:08,418 INFO L85 PathProgramCache]: Analyzing trace with hash 1038659890, now seen corresponding path program 15 times [2022-02-09 01:59:08,418 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:08,418 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131553437] [2022-02-09 01:59:08,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:08,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:08,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:08,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:08,662 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:08,662 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131553437] [2022-02-09 01:59:08,662 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131553437] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:08,662 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:08,662 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:08,662 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649593936] [2022-02-09 01:59:08,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:08,663 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:08,663 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:08,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:08,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:08,664 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) [2022-02-09 01:59:09,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:09,176 INFO L93 Difference]: Finished difference Result 2290 states and 4187 transitions. [2022-02-09 01:59:09,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:09,177 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 [2022-02-09 01:59:09,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:09,181 INFO L225 Difference]: With dead ends: 2290 [2022-02-09 01:59:09,181 INFO L226 Difference]: Without dead ends: 2259 [2022-02-09 01:59:09,182 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 [2022-02-09 01:59:09,182 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 [2022-02-09 01:59:09,182 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] [2022-02-09 01:59:09,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2259 states. [2022-02-09 01:59:09,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2259 to 947. [2022-02-09 01:59:09,198 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) [2022-02-09 01:59:09,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1734 transitions. [2022-02-09 01:59:09,200 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1734 transitions. Word has length 75 [2022-02-09 01:59:09,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:09,200 INFO L470 AbstractCegarLoop]: Abstraction has 947 states and 1734 transitions. [2022-02-09 01:59:09,200 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) [2022-02-09 01:59:09,200 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1734 transitions. [2022-02-09 01:59:09,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:09,201 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:09,201 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:09,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-02-09 01:59:09,202 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)] === [2022-02-09 01:59:09,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:09,202 INFO L85 PathProgramCache]: Analyzing trace with hash -1008141158, now seen corresponding path program 16 times [2022-02-09 01:59:09,202 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:09,202 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653891734] [2022-02-09 01:59:09,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:09,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:09,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:09,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:09,384 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:09,384 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653891734] [2022-02-09 01:59:09,384 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653891734] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:09,384 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:09,385 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:09,385 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220992890] [2022-02-09 01:59:09,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:09,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:09,385 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:09,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:09,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:09,386 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) [2022-02-09 01:59:09,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:09,781 INFO L93 Difference]: Finished difference Result 1650 states and 3021 transitions. [2022-02-09 01:59:09,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:09,782 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 [2022-02-09 01:59:09,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:09,784 INFO L225 Difference]: With dead ends: 1650 [2022-02-09 01:59:09,784 INFO L226 Difference]: Without dead ends: 1617 [2022-02-09 01:59:09,784 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-02-09 01:59:09,785 INFO L933 BasicCegarLoop]: 164 mSDtfsCounter, 399 mSDsluCounter, 934 mSDsCounter, 0 mSdLazyCounter, 331 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2022-02-09 01:59:09,785 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] [2022-02-09 01:59:09,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1617 states. [2022-02-09 01:59:09,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1617 to 944. [2022-02-09 01:59:09,798 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) [2022-02-09 01:59:09,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 944 states and 1729 transitions. [2022-02-09 01:59:09,800 INFO L78 Accepts]: Start accepts. Automaton has 944 states and 1729 transitions. Word has length 75 [2022-02-09 01:59:09,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:09,800 INFO L470 AbstractCegarLoop]: Abstraction has 944 states and 1729 transitions. [2022-02-09 01:59:09,800 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) [2022-02-09 01:59:09,800 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1729 transitions. [2022-02-09 01:59:09,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:09,801 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:09,801 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:09,802 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-02-09 01:59:09,802 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)] === [2022-02-09 01:59:09,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:09,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1465918218, now seen corresponding path program 17 times [2022-02-09 01:59:09,802 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:09,802 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303189760] [2022-02-09 01:59:09,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:09,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:09,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:09,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:09,961 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:09,961 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303189760] [2022-02-09 01:59:09,962 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303189760] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:09,962 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:09,962 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:09,962 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37884923] [2022-02-09 01:59:09,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:09,962 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:09,962 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:09,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:09,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:09,963 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) [2022-02-09 01:59:10,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:10,365 INFO L93 Difference]: Finished difference Result 1632 states and 2987 transitions. [2022-02-09 01:59:10,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:10,365 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 [2022-02-09 01:59:10,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:10,367 INFO L225 Difference]: With dead ends: 1632 [2022-02-09 01:59:10,367 INFO L226 Difference]: Without dead ends: 1602 [2022-02-09 01:59:10,367 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 [2022-02-09 01:59:10,368 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 [2022-02-09 01:59:10,368 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] [2022-02-09 01:59:10,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1602 states. [2022-02-09 01:59:10,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1602 to 946. [2022-02-09 01:59:10,381 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) [2022-02-09 01:59:10,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1732 transitions. [2022-02-09 01:59:10,382 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1732 transitions. Word has length 75 [2022-02-09 01:59:10,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:10,383 INFO L470 AbstractCegarLoop]: Abstraction has 946 states and 1732 transitions. [2022-02-09 01:59:10,383 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) [2022-02-09 01:59:10,383 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1732 transitions. [2022-02-09 01:59:10,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:10,384 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:10,384 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:10,384 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-02-09 01:59:10,384 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)] === [2022-02-09 01:59:10,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:10,385 INFO L85 PathProgramCache]: Analyzing trace with hash 301075480, now seen corresponding path program 18 times [2022-02-09 01:59:10,385 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:10,385 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838143089] [2022-02-09 01:59:10,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:10,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:10,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:10,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:10,544 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:10,544 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838143089] [2022-02-09 01:59:10,544 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838143089] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:10,544 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:10,544 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:10,544 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265962632] [2022-02-09 01:59:10,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:10,545 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:10,545 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:10,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:10,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:10,545 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) [2022-02-09 01:59:10,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:10,962 INFO L93 Difference]: Finished difference Result 1633 states and 2973 transitions. [2022-02-09 01:59:10,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:10,962 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 [2022-02-09 01:59:10,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:10,965 INFO L225 Difference]: With dead ends: 1633 [2022-02-09 01:59:10,965 INFO L226 Difference]: Without dead ends: 1601 [2022-02-09 01:59:10,965 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 [2022-02-09 01:59:10,966 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 [2022-02-09 01:59:10,966 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] [2022-02-09 01:59:10,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1601 states. [2022-02-09 01:59:10,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1601 to 945. [2022-02-09 01:59:10,979 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) [2022-02-09 01:59:10,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 945 states and 1730 transitions. [2022-02-09 01:59:10,980 INFO L78 Accepts]: Start accepts. Automaton has 945 states and 1730 transitions. Word has length 75 [2022-02-09 01:59:10,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:10,981 INFO L470 AbstractCegarLoop]: Abstraction has 945 states and 1730 transitions. [2022-02-09 01:59:10,981 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) [2022-02-09 01:59:10,981 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1730 transitions. [2022-02-09 01:59:10,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:10,982 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:10,982 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:10,982 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-02-09 01:59:10,982 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)] === [2022-02-09 01:59:10,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:10,983 INFO L85 PathProgramCache]: Analyzing trace with hash -1969598764, now seen corresponding path program 19 times [2022-02-09 01:59:10,983 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:10,983 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329599991] [2022-02-09 01:59:10,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:10,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:10,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:11,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:11,138 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:11,138 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329599991] [2022-02-09 01:59:11,138 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329599991] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:11,138 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:11,138 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:11,139 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412597240] [2022-02-09 01:59:11,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:11,139 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:11,139 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:11,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:11,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:11,140 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) [2022-02-09 01:59:11,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:11,552 INFO L93 Difference]: Finished difference Result 1616 states and 2940 transitions. [2022-02-09 01:59:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:11,552 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 [2022-02-09 01:59:11,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:11,554 INFO L225 Difference]: With dead ends: 1616 [2022-02-09 01:59:11,554 INFO L226 Difference]: Without dead ends: 1585 [2022-02-09 01:59:11,554 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 [2022-02-09 01:59:11,554 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 [2022-02-09 01:59:11,555 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] [2022-02-09 01:59:11,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1585 states. [2022-02-09 01:59:11,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1585 to 946. [2022-02-09 01:59:11,566 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) [2022-02-09 01:59:11,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1731 transitions. [2022-02-09 01:59:11,568 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1731 transitions. Word has length 75 [2022-02-09 01:59:11,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:11,568 INFO L470 AbstractCegarLoop]: Abstraction has 946 states and 1731 transitions. [2022-02-09 01:59:11,569 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) [2022-02-09 01:59:11,569 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1731 transitions. [2022-02-09 01:59:11,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:11,570 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:11,570 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:11,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-02-09 01:59:11,570 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)] === [2022-02-09 01:59:11,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:11,571 INFO L85 PathProgramCache]: Analyzing trace with hash 278567484, now seen corresponding path program 20 times [2022-02-09 01:59:11,571 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:11,571 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60705501] [2022-02-09 01:59:11,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:11,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:11,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:11,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:11,790 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:11,790 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60705501] [2022-02-09 01:59:11,790 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60705501] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:11,790 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:11,790 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:11,790 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841724737] [2022-02-09 01:59:11,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:11,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:11,791 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:11,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:11,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:11,791 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) [2022-02-09 01:59:12,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:12,245 INFO L93 Difference]: Finished difference Result 976 states and 1774 transitions. [2022-02-09 01:59:12,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:12,246 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 [2022-02-09 01:59:12,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:12,247 INFO L225 Difference]: With dead ends: 976 [2022-02-09 01:59:12,247 INFO L226 Difference]: Without dead ends: 927 [2022-02-09 01:59:12,247 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-02-09 01:59:12,247 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, 0.2s IncrementalHoareTripleChecker+Time [2022-02-09 01:59:12,247 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [240 Valid, 922 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 231 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-09 01:59:12,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 927 states. [2022-02-09 01:59:12,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 927 to 927. [2022-02-09 01:59:12,257 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) [2022-02-09 01:59:12,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 927 states and 1699 transitions. [2022-02-09 01:59:12,258 INFO L78 Accepts]: Start accepts. Automaton has 927 states and 1699 transitions. Word has length 75 [2022-02-09 01:59:12,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:12,259 INFO L470 AbstractCegarLoop]: Abstraction has 927 states and 1699 transitions. [2022-02-09 01:59:12,259 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) [2022-02-09 01:59:12,259 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1699 transitions. [2022-02-09 01:59:12,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:12,260 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:12,260 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:12,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-02-09 01:59:12,261 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)] === [2022-02-09 01:59:12,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:12,261 INFO L85 PathProgramCache]: Analyzing trace with hash 177442167, now seen corresponding path program 5 times [2022-02-09 01:59:12,261 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:12,261 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176987331] [2022-02-09 01:59:12,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:12,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:12,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:12,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:12,393 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:12,393 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176987331] [2022-02-09 01:59:12,393 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176987331] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:12,393 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:12,393 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:12,394 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595700763] [2022-02-09 01:59:12,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:12,394 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:12,394 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:12,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:12,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:12,394 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) [2022-02-09 01:59:12,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:12,772 INFO L93 Difference]: Finished difference Result 957 states and 1742 transitions. [2022-02-09 01:59:12,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:12,772 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 [2022-02-09 01:59:12,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:12,775 INFO L225 Difference]: With dead ends: 957 [2022-02-09 01:59:12,775 INFO L226 Difference]: Without dead ends: 897 [2022-02-09 01:59:12,776 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 [2022-02-09 01:59:12,778 INFO L933 BasicCegarLoop]: 161 mSDtfsCounter, 397 mSDsluCounter, 797 mSDsCounter, 0 mSdLazyCounter, 321 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2022-02-09 01:59:12,778 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] [2022-02-09 01:59:12,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 897 states. [2022-02-09 01:59:12,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 897 to 897. [2022-02-09 01:59:12,787 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) [2022-02-09 01:59:12,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1639 transitions. [2022-02-09 01:59:12,789 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1639 transitions. Word has length 75 [2022-02-09 01:59:12,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:12,789 INFO L470 AbstractCegarLoop]: Abstraction has 897 states and 1639 transitions. [2022-02-09 01:59:12,789 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) [2022-02-09 01:59:12,789 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1639 transitions. [2022-02-09 01:59:12,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:12,790 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:12,790 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:12,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-02-09 01:59:12,791 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)] === [2022-02-09 01:59:12,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:12,791 INFO L85 PathProgramCache]: Analyzing trace with hash -307654766, now seen corresponding path program 21 times [2022-02-09 01:59:12,791 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:12,791 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241899407] [2022-02-09 01:59:12,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:12,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:12,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:12,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:12,956 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:12,956 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241899407] [2022-02-09 01:59:12,956 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241899407] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:12,956 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:12,957 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:12,957 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195033326] [2022-02-09 01:59:12,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:12,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:12,957 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:12,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:12,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:12,958 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) [2022-02-09 01:59:13,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:13,355 INFO L93 Difference]: Finished difference Result 1568 states and 2849 transitions. [2022-02-09 01:59:13,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:13,355 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 [2022-02-09 01:59:13,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:13,357 INFO L225 Difference]: With dead ends: 1568 [2022-02-09 01:59:13,357 INFO L226 Difference]: Without dead ends: 1537 [2022-02-09 01:59:13,357 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 [2022-02-09 01:59:13,358 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 [2022-02-09 01:59:13,358 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] [2022-02-09 01:59:13,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1537 states. [2022-02-09 01:59:13,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1537 to 898. [2022-02-09 01:59:13,369 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) [2022-02-09 01:59:13,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 898 states and 1640 transitions. [2022-02-09 01:59:13,371 INFO L78 Accepts]: Start accepts. Automaton has 898 states and 1640 transitions. Word has length 75 [2022-02-09 01:59:13,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:13,371 INFO L470 AbstractCegarLoop]: Abstraction has 898 states and 1640 transitions. [2022-02-09 01:59:13,371 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) [2022-02-09 01:59:13,371 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1640 transitions. [2022-02-09 01:59:13,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:13,372 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:13,372 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:13,372 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-02-09 01:59:13,373 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)] === [2022-02-09 01:59:13,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:13,373 INFO L85 PathProgramCache]: Analyzing trace with hash 1940511482, now seen corresponding path program 22 times [2022-02-09 01:59:13,373 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:13,373 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92145316] [2022-02-09 01:59:13,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:13,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:13,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:13,559 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:13,559 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92145316] [2022-02-09 01:59:13,559 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92145316] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:13,559 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:13,559 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:13,559 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598576100] [2022-02-09 01:59:13,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:13,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:13,560 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:13,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:13,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:13,560 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) [2022-02-09 01:59:13,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:13,888 INFO L93 Difference]: Finished difference Result 928 states and 1683 transitions. [2022-02-09 01:59:13,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:13,891 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 [2022-02-09 01:59:13,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:13,893 INFO L225 Difference]: With dead ends: 928 [2022-02-09 01:59:13,893 INFO L226 Difference]: Without dead ends: 895 [2022-02-09 01:59:13,893 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 [2022-02-09 01:59:13,893 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, 0.2s IncrementalHoareTripleChecker+Time [2022-02-09 01:59:13,894 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [415 Valid, 911 Invalid, 274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 272 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-09 01:59:13,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 895 states. [2022-02-09 01:59:13,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 895 to 895. [2022-02-09 01:59:13,903 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) [2022-02-09 01:59:13,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 895 states and 1635 transitions. [2022-02-09 01:59:13,904 INFO L78 Accepts]: Start accepts. Automaton has 895 states and 1635 transitions. Word has length 75 [2022-02-09 01:59:13,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:13,904 INFO L470 AbstractCegarLoop]: Abstraction has 895 states and 1635 transitions. [2022-02-09 01:59:13,905 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) [2022-02-09 01:59:13,905 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1635 transitions. [2022-02-09 01:59:13,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:13,906 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:13,906 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:13,906 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-02-09 01:59:13,906 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)] === [2022-02-09 01:59:13,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:13,906 INFO L85 PathProgramCache]: Analyzing trace with hash 1482734422, now seen corresponding path program 23 times [2022-02-09 01:59:13,906 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:13,907 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693347276] [2022-02-09 01:59:13,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:13,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:13,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:14,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:14,078 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:14,079 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693347276] [2022-02-09 01:59:14,079 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693347276] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:14,079 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:14,079 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:14,079 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430221315] [2022-02-09 01:59:14,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:14,080 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:14,080 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:14,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:14,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:14,081 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) [2022-02-09 01:59:14,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:14,504 INFO L93 Difference]: Finished difference Result 1583 states and 2893 transitions. [2022-02-09 01:59:14,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:14,504 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 [2022-02-09 01:59:14,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:14,506 INFO L225 Difference]: With dead ends: 1583 [2022-02-09 01:59:14,506 INFO L226 Difference]: Without dead ends: 1553 [2022-02-09 01:59:14,507 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 [2022-02-09 01:59:14,507 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 [2022-02-09 01:59:14,507 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] [2022-02-09 01:59:14,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1553 states. [2022-02-09 01:59:14,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1553 to 897. [2022-02-09 01:59:14,518 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) [2022-02-09 01:59:14,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1638 transitions. [2022-02-09 01:59:14,520 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1638 transitions. Word has length 75 [2022-02-09 01:59:14,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:14,520 INFO L470 AbstractCegarLoop]: Abstraction has 897 states and 1638 transitions. [2022-02-09 01:59:14,520 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) [2022-02-09 01:59:14,520 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1638 transitions. [2022-02-09 01:59:14,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:14,521 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:14,521 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:14,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-02-09 01:59:14,521 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)] === [2022-02-09 01:59:14,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:14,522 INFO L85 PathProgramCache]: Analyzing trace with hash -1045239176, now seen corresponding path program 24 times [2022-02-09 01:59:14,522 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:14,522 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450640732] [2022-02-09 01:59:14,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:14,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:14,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:14,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:14,682 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:14,682 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450640732] [2022-02-09 01:59:14,683 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1450640732] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:14,683 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:14,683 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:14,683 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700761821] [2022-02-09 01:59:14,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:14,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:14,683 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:14,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:14,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:14,684 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) [2022-02-09 01:59:15,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:15,043 INFO L93 Difference]: Finished difference Result 1584 states and 2879 transitions. [2022-02-09 01:59:15,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:15,045 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 [2022-02-09 01:59:15,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:15,046 INFO L225 Difference]: With dead ends: 1584 [2022-02-09 01:59:15,046 INFO L226 Difference]: Without dead ends: 1552 [2022-02-09 01:59:15,046 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 [2022-02-09 01:59:15,047 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, 0.2s IncrementalHoareTripleChecker+Time [2022-02-09 01:59:15,047 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [623 Valid, 777 Invalid, 273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 269 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-09 01:59:15,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1552 states. [2022-02-09 01:59:15,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1552 to 896. [2022-02-09 01:59:15,057 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) [2022-02-09 01:59:15,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 896 states and 1636 transitions. [2022-02-09 01:59:15,058 INFO L78 Accepts]: Start accepts. Automaton has 896 states and 1636 transitions. Word has length 75 [2022-02-09 01:59:15,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:15,059 INFO L470 AbstractCegarLoop]: Abstraction has 896 states and 1636 transitions. [2022-02-09 01:59:15,059 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) [2022-02-09 01:59:15,059 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1636 transitions. [2022-02-09 01:59:15,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:15,060 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:15,060 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] [2022-02-09 01:59:15,060 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-02-09 01:59:15,060 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)] === [2022-02-09 01:59:15,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:15,061 INFO L85 PathProgramCache]: Analyzing trace with hash 979053876, now seen corresponding path program 25 times [2022-02-09 01:59:15,061 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:15,061 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236817944] [2022-02-09 01:59:15,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:15,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:15,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:15,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:15,295 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:15,295 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236817944] [2022-02-09 01:59:15,295 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236817944] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:15,295 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:15,295 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:15,295 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326886897] [2022-02-09 01:59:15,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:15,296 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:15,296 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:15,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:15,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:15,297 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) [2022-02-09 01:59:15,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:15,779 INFO L93 Difference]: Finished difference Result 1567 states and 2846 transitions. [2022-02-09 01:59:15,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:15,779 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 [2022-02-09 01:59:15,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:15,781 INFO L225 Difference]: With dead ends: 1567 [2022-02-09 01:59:15,781 INFO L226 Difference]: Without dead ends: 1536 [2022-02-09 01:59:15,781 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-02-09 01:59:15,781 INFO L933 BasicCegarLoop]: 126 mSDtfsCounter, 544 mSDsluCounter, 657 mSDsCounter, 0 mSdLazyCounter, 274 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2022-02-09 01:59:15,782 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] [2022-02-09 01:59:15,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1536 states. [2022-02-09 01:59:15,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1536 to 897. [2022-02-09 01:59:15,790 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) [2022-02-09 01:59:15,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1637 transitions. [2022-02-09 01:59:15,792 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1637 transitions. Word has length 75 [2022-02-09 01:59:15,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:15,792 INFO L470 AbstractCegarLoop]: Abstraction has 897 states and 1637 transitions. [2022-02-09 01:59:15,792 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) [2022-02-09 01:59:15,793 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1637 transitions. [2022-02-09 01:59:15,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:15,796 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:15,796 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:15,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-02-09 01:59:15,797 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)] === [2022-02-09 01:59:15,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:15,797 INFO L85 PathProgramCache]: Analyzing trace with hash -1067747172, now seen corresponding path program 26 times [2022-02-09 01:59:15,797 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:15,797 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392954927] [2022-02-09 01:59:15,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:15,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:15,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:15,960 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:15,960 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392954927] [2022-02-09 01:59:15,960 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392954927] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:15,960 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:15,961 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:15,961 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946675409] [2022-02-09 01:59:15,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:15,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:15,961 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:15,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:15,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:15,962 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) [2022-02-09 01:59:16,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:16,313 INFO L93 Difference]: Finished difference Result 927 states and 1680 transitions. [2022-02-09 01:59:16,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:16,313 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 [2022-02-09 01:59:16,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:16,314 INFO L225 Difference]: With dead ends: 927 [2022-02-09 01:59:16,314 INFO L226 Difference]: Without dead ends: 893 [2022-02-09 01:59:16,315 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 [2022-02-09 01:59:16,315 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 [2022-02-09 01:59:16,316 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] [2022-02-09 01:59:16,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 893 states. [2022-02-09 01:59:16,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 893 to 893. [2022-02-09 01:59:16,325 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) [2022-02-09 01:59:16,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 893 states and 1631 transitions. [2022-02-09 01:59:16,327 INFO L78 Accepts]: Start accepts. Automaton has 893 states and 1631 transitions. Word has length 75 [2022-02-09 01:59:16,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:16,327 INFO L470 AbstractCegarLoop]: Abstraction has 893 states and 1631 transitions. [2022-02-09 01:59:16,327 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) [2022-02-09 01:59:16,328 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1631 transitions. [2022-02-09 01:59:16,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:16,328 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:16,329 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:16,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-02-09 01:59:16,329 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)] === [2022-02-09 01:59:16,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:16,329 INFO L85 PathProgramCache]: Analyzing trace with hash -546072131, now seen corresponding path program 2 times [2022-02-09 01:59:16,329 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:16,329 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464012847] [2022-02-09 01:59:16,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:16,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:16,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:16,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:16,517 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:16,517 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464012847] [2022-02-09 01:59:16,517 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464012847] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:16,518 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:16,518 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:16,518 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209650602] [2022-02-09 01:59:16,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:16,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:16,518 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:16,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:16,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:16,519 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) [2022-02-09 01:59:16,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:16,973 INFO L93 Difference]: Finished difference Result 1630 states and 2984 transitions. [2022-02-09 01:59:16,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:16,973 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 [2022-02-09 01:59:16,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:16,975 INFO L225 Difference]: With dead ends: 1630 [2022-02-09 01:59:16,975 INFO L226 Difference]: Without dead ends: 1570 [2022-02-09 01:59:16,975 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 [2022-02-09 01:59:16,976 INFO L933 BasicCegarLoop]: 145 mSDtfsCounter, 521 mSDsluCounter, 687 mSDsCounter, 0 mSdLazyCounter, 332 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2022-02-09 01:59:16,976 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] [2022-02-09 01:59:16,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1570 states. [2022-02-09 01:59:16,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1570 to 897. [2022-02-09 01:59:16,988 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) [2022-02-09 01:59:16,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1637 transitions. [2022-02-09 01:59:16,990 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1637 transitions. Word has length 75 [2022-02-09 01:59:16,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:16,990 INFO L470 AbstractCegarLoop]: Abstraction has 897 states and 1637 transitions. [2022-02-09 01:59:16,990 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) [2022-02-09 01:59:16,990 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1637 transitions. [2022-02-09 01:59:16,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:16,991 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:16,991 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:16,991 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-02-09 01:59:16,991 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)] === [2022-02-09 01:59:16,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:16,992 INFO L85 PathProgramCache]: Analyzing trace with hash -1982657670, now seen corresponding path program 27 times [2022-02-09 01:59:16,992 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:16,992 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173449905] [2022-02-09 01:59:16,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:16,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:17,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:17,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:17,156 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:17,156 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173449905] [2022-02-09 01:59:17,156 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173449905] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:17,156 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:17,156 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:17,157 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025398037] [2022-02-09 01:59:17,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:17,157 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:17,157 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:17,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:17,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:17,159 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) [2022-02-09 01:59:17,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:17,615 INFO L93 Difference]: Finished difference Result 2241 states and 4106 transitions. [2022-02-09 01:59:17,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:17,615 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 [2022-02-09 01:59:17,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:17,629 INFO L225 Difference]: With dead ends: 2241 [2022-02-09 01:59:17,629 INFO L226 Difference]: Without dead ends: 2211 [2022-02-09 01:59:17,629 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 [2022-02-09 01:59:17,629 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, 0.3s IncrementalHoareTripleChecker+Time [2022-02-09 01:59:17,630 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [703 Valid, 842 Invalid, 327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 312 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-09 01:59:17,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2211 states. [2022-02-09 01:59:17,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2211 to 898. [2022-02-09 01:59:17,640 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) [2022-02-09 01:59:17,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 898 states and 1638 transitions. [2022-02-09 01:59:17,641 INFO L78 Accepts]: Start accepts. Automaton has 898 states and 1638 transitions. Word has length 75 [2022-02-09 01:59:17,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:17,641 INFO L470 AbstractCegarLoop]: Abstraction has 898 states and 1638 transitions. [2022-02-09 01:59:17,642 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) [2022-02-09 01:59:17,642 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1638 transitions. [2022-02-09 01:59:17,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:17,643 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:17,643 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:17,643 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-02-09 01:59:17,643 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)] === [2022-02-09 01:59:17,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:17,644 INFO L85 PathProgramCache]: Analyzing trace with hash -215663972, now seen corresponding path program 28 times [2022-02-09 01:59:17,644 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:17,644 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247229032] [2022-02-09 01:59:17,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:17,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:17,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:17,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:17,817 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:17,817 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1247229032] [2022-02-09 01:59:17,817 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1247229032] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:17,817 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:17,817 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:17,817 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025681641] [2022-02-09 01:59:17,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:17,818 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:17,818 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:17,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:17,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:17,818 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) [2022-02-09 01:59:18,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:18,211 INFO L93 Difference]: Finished difference Result 1602 states and 2912 transitions. [2022-02-09 01:59:18,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:18,211 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 [2022-02-09 01:59:18,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:18,213 INFO L225 Difference]: With dead ends: 1602 [2022-02-09 01:59:18,213 INFO L226 Difference]: Without dead ends: 1568 [2022-02-09 01:59:18,213 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 [2022-02-09 01:59:18,214 INFO L933 BasicCegarLoop]: 130 mSDtfsCounter, 432 mSDsluCounter, 639 mSDsCounter, 0 mSdLazyCounter, 307 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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, 0.2s IncrementalHoareTripleChecker+Time [2022-02-09 01:59:18,214 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [432 Valid, 768 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 307 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-09 01:59:18,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1568 states. [2022-02-09 01:59:18,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1568 to 895. [2022-02-09 01:59:18,226 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) [2022-02-09 01:59:18,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 895 states and 1633 transitions. [2022-02-09 01:59:18,227 INFO L78 Accepts]: Start accepts. Automaton has 895 states and 1633 transitions. Word has length 75 [2022-02-09 01:59:18,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:18,227 INFO L470 AbstractCegarLoop]: Abstraction has 895 states and 1633 transitions. [2022-02-09 01:59:18,227 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) [2022-02-09 01:59:18,227 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1633 transitions. [2022-02-09 01:59:18,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:18,228 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:18,228 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:18,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-02-09 01:59:18,229 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)] === [2022-02-09 01:59:18,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:18,229 INFO L85 PathProgramCache]: Analyzing trace with hash -1549924172, now seen corresponding path program 29 times [2022-02-09 01:59:18,229 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:18,229 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176465801] [2022-02-09 01:59:18,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:18,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:18,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:18,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:18,459 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:18,459 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176465801] [2022-02-09 01:59:18,459 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176465801] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:18,459 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:18,459 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:18,460 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140660514] [2022-02-09 01:59:18,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:18,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:18,460 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:18,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:18,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:18,460 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) [2022-02-09 01:59:19,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:19,009 INFO L93 Difference]: Finished difference Result 1583 states and 2891 transitions. [2022-02-09 01:59:19,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:19,010 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 [2022-02-09 01:59:19,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:19,012 INFO L225 Difference]: With dead ends: 1583 [2022-02-09 01:59:19,012 INFO L226 Difference]: Without dead ends: 1553 [2022-02-09 01:59:19,012 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-02-09 01:59:19,012 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 [2022-02-09 01:59:19,013 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] [2022-02-09 01:59:19,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1553 states. [2022-02-09 01:59:19,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1553 to 897. [2022-02-09 01:59:19,030 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) [2022-02-09 01:59:19,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1636 transitions. [2022-02-09 01:59:19,031 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1636 transitions. Word has length 75 [2022-02-09 01:59:19,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:19,031 INFO L470 AbstractCegarLoop]: Abstraction has 897 states and 1636 transitions. [2022-02-09 01:59:19,031 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) [2022-02-09 01:59:19,032 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1636 transitions. [2022-02-09 01:59:19,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:19,032 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:19,033 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:19,033 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-02-09 01:59:19,033 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)] === [2022-02-09 01:59:19,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:19,033 INFO L85 PathProgramCache]: Analyzing trace with hash 217069526, now seen corresponding path program 30 times [2022-02-09 01:59:19,033 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:19,034 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648730184] [2022-02-09 01:59:19,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:19,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:19,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:19,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:19,271 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:19,271 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648730184] [2022-02-09 01:59:19,271 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1648730184] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:19,271 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:19,271 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:19,271 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022398915] [2022-02-09 01:59:19,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:19,272 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:19,272 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:19,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:19,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:19,272 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) [2022-02-09 01:59:19,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:19,703 INFO L93 Difference]: Finished difference Result 1584 states and 2877 transitions. [2022-02-09 01:59:19,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:19,704 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 [2022-02-09 01:59:19,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:19,705 INFO L225 Difference]: With dead ends: 1584 [2022-02-09 01:59:19,705 INFO L226 Difference]: Without dead ends: 1552 [2022-02-09 01:59:19,705 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 [2022-02-09 01:59:19,706 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, 0.2s IncrementalHoareTripleChecker+Time [2022-02-09 01:59:19,706 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [600 Valid, 763 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-09 01:59:19,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1552 states. [2022-02-09 01:59:19,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1552 to 896. [2022-02-09 01:59:19,714 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) [2022-02-09 01:59:19,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 896 states and 1634 transitions. [2022-02-09 01:59:19,715 INFO L78 Accepts]: Start accepts. Automaton has 896 states and 1634 transitions. Word has length 75 [2022-02-09 01:59:19,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:19,715 INFO L470 AbstractCegarLoop]: Abstraction has 896 states and 1634 transitions. [2022-02-09 01:59:19,715 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) [2022-02-09 01:59:19,715 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1634 transitions. [2022-02-09 01:59:19,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:19,716 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:19,716 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:19,716 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-02-09 01:59:19,716 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)] === [2022-02-09 01:59:19,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:19,716 INFO L85 PathProgramCache]: Analyzing trace with hash -2053604718, now seen corresponding path program 31 times [2022-02-09 01:59:19,716 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:19,717 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339418] [2022-02-09 01:59:19,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:19,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:19,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:19,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:19,883 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:19,883 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339418] [2022-02-09 01:59:19,883 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [339418] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:19,883 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:19,883 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:19,883 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972425207] [2022-02-09 01:59:19,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:19,883 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:19,884 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:19,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:19,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:19,884 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) [2022-02-09 01:59:20,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:20,250 INFO L93 Difference]: Finished difference Result 1567 states and 2844 transitions. [2022-02-09 01:59:20,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:20,251 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 [2022-02-09 01:59:20,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:20,252 INFO L225 Difference]: With dead ends: 1567 [2022-02-09 01:59:20,252 INFO L226 Difference]: Without dead ends: 1536 [2022-02-09 01:59:20,252 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 [2022-02-09 01:59:20,253 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, 0.2s IncrementalHoareTripleChecker+Time [2022-02-09 01:59:20,253 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [480 Valid, 817 Invalid, 332 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 316 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-09 01:59:20,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1536 states. [2022-02-09 01:59:20,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1536 to 897. [2022-02-09 01:59:20,261 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) [2022-02-09 01:59:20,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1635 transitions. [2022-02-09 01:59:20,262 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1635 transitions. Word has length 75 [2022-02-09 01:59:20,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:20,262 INFO L470 AbstractCegarLoop]: Abstraction has 897 states and 1635 transitions. [2022-02-09 01:59:20,262 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) [2022-02-09 01:59:20,263 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1635 transitions. [2022-02-09 01:59:20,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:20,263 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:20,271 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:20,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-02-09 01:59:20,271 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)] === [2022-02-09 01:59:20,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:20,272 INFO L85 PathProgramCache]: Analyzing trace with hash 194561530, now seen corresponding path program 32 times [2022-02-09 01:59:20,272 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:20,272 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065737426] [2022-02-09 01:59:20,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:20,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:20,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:20,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:20,503 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:20,504 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065737426] [2022-02-09 01:59:20,504 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065737426] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:20,504 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:20,504 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:20,504 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070506589] [2022-02-09 01:59:20,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:20,504 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:20,504 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:20,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:20,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:20,505 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) [2022-02-09 01:59:20,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:20,911 INFO L93 Difference]: Finished difference Result 927 states and 1678 transitions. [2022-02-09 01:59:20,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:20,912 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 [2022-02-09 01:59:20,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:20,913 INFO L225 Difference]: With dead ends: 927 [2022-02-09 01:59:20,913 INFO L226 Difference]: Without dead ends: 889 [2022-02-09 01:59:20,913 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-02-09 01:59:20,913 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 [2022-02-09 01:59:20,913 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] [2022-02-09 01:59:20,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 889 states. [2022-02-09 01:59:20,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 889 to 889. [2022-02-09 01:59:20,921 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) [2022-02-09 01:59:20,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 889 states and 1623 transitions. [2022-02-09 01:59:20,922 INFO L78 Accepts]: Start accepts. Automaton has 889 states and 1623 transitions. Word has length 75 [2022-02-09 01:59:20,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:20,922 INFO L470 AbstractCegarLoop]: Abstraction has 889 states and 1623 transitions. [2022-02-09 01:59:20,922 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) [2022-02-09 01:59:20,922 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1623 transitions. [2022-02-09 01:59:20,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:20,923 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:20,923 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:20,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-02-09 01:59:20,923 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)] === [2022-02-09 01:59:20,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:20,924 INFO L85 PathProgramCache]: Analyzing trace with hash 2008706723, now seen corresponding path program 3 times [2022-02-09 01:59:20,924 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:20,924 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497336245] [2022-02-09 01:59:20,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:20,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:20,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:21,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:21,113 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:21,113 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497336245] [2022-02-09 01:59:21,113 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [497336245] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:21,113 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:21,113 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:21,114 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188902563] [2022-02-09 01:59:21,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:21,114 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:21,114 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:21,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:21,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:21,114 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) [2022-02-09 01:59:21,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:21,551 INFO L93 Difference]: Finished difference Result 949 states and 1724 transitions. [2022-02-09 01:59:21,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:21,551 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 [2022-02-09 01:59:21,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:21,552 INFO L225 Difference]: With dead ends: 949 [2022-02-09 01:59:21,552 INFO L226 Difference]: Without dead ends: 799 [2022-02-09 01:59:21,553 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 [2022-02-09 01:59:21,553 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 [2022-02-09 01:59:21,553 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] [2022-02-09 01:59:21,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2022-02-09 01:59:21,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 799. [2022-02-09 01:59:21,560 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) [2022-02-09 01:59:21,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 799 states and 1443 transitions. [2022-02-09 01:59:21,561 INFO L78 Accepts]: Start accepts. Automaton has 799 states and 1443 transitions. Word has length 75 [2022-02-09 01:59:21,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:21,562 INFO L470 AbstractCegarLoop]: Abstraction has 799 states and 1443 transitions. [2022-02-09 01:59:21,562 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) [2022-02-09 01:59:21,562 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1443 transitions. [2022-02-09 01:59:21,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:21,562 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:21,563 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:21,563 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-02-09 01:59:21,563 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)] === [2022-02-09 01:59:21,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:21,564 INFO L85 PathProgramCache]: Analyzing trace with hash -910273693, now seen corresponding path program 4 times [2022-02-09 01:59:21,564 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:21,564 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729160772] [2022-02-09 01:59:21,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:21,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:21,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:21,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:21,787 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:21,787 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729160772] [2022-02-09 01:59:21,787 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729160772] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:21,787 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:21,787 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:21,787 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850215644] [2022-02-09 01:59:21,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:21,788 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:21,788 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:21,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:21,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:21,788 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) [2022-02-09 01:59:22,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:22,198 INFO L93 Difference]: Finished difference Result 1517 states and 2759 transitions. [2022-02-09 01:59:22,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:22,198 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 [2022-02-09 01:59:22,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:22,200 INFO L225 Difference]: With dead ends: 1517 [2022-02-09 01:59:22,200 INFO L226 Difference]: Without dead ends: 1457 [2022-02-09 01:59:22,200 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2022-02-09 01:59:22,200 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 [2022-02-09 01:59:22,201 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] [2022-02-09 01:59:22,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1457 states. [2022-02-09 01:59:22,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1457 to 801. [2022-02-09 01:59:22,209 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) [2022-02-09 01:59:22,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 801 states and 1445 transitions. [2022-02-09 01:59:22,210 INFO L78 Accepts]: Start accepts. Automaton has 801 states and 1445 transitions. Word has length 75 [2022-02-09 01:59:22,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:22,210 INFO L470 AbstractCegarLoop]: Abstraction has 801 states and 1445 transitions. [2022-02-09 01:59:22,210 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) [2022-02-09 01:59:22,210 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1445 transitions. [2022-02-09 01:59:22,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:22,211 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:22,211 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:22,211 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-02-09 01:59:22,211 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)] === [2022-02-09 01:59:22,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:22,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1985901768, now seen corresponding path program 33 times [2022-02-09 01:59:22,212 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:22,212 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713532405] [2022-02-09 01:59:22,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:22,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:22,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:22,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:22,373 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:22,373 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713532405] [2022-02-09 01:59:22,373 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713532405] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:22,373 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:22,373 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:22,374 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828590686] [2022-02-09 01:59:22,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:22,374 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:22,374 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:22,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:22,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:22,374 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) [2022-02-09 01:59:22,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:22,710 INFO L93 Difference]: Finished difference Result 1472 states and 2670 transitions. [2022-02-09 01:59:22,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:22,710 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 [2022-02-09 01:59:22,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:22,712 INFO L225 Difference]: With dead ends: 1472 [2022-02-09 01:59:22,712 INFO L226 Difference]: Without dead ends: 1442 [2022-02-09 01:59:22,712 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 [2022-02-09 01:59:22,713 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 [2022-02-09 01:59:22,713 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] [2022-02-09 01:59:22,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1442 states. [2022-02-09 01:59:22,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1442 to 802. [2022-02-09 01:59:22,721 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) [2022-02-09 01:59:22,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 802 states and 1446 transitions. [2022-02-09 01:59:22,722 INFO L78 Accepts]: Start accepts. Automaton has 802 states and 1446 transitions. Word has length 75 [2022-02-09 01:59:22,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:22,722 INFO L470 AbstractCegarLoop]: Abstraction has 802 states and 1446 transitions. [2022-02-09 01:59:22,722 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) [2022-02-09 01:59:22,722 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1446 transitions. [2022-02-09 01:59:22,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:22,723 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:22,723 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:22,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-02-09 01:59:22,723 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)] === [2022-02-09 01:59:22,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:22,724 INFO L85 PathProgramCache]: Analyzing trace with hash -542071830, now seen corresponding path program 34 times [2022-02-09 01:59:22,724 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:22,724 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481501742] [2022-02-09 01:59:22,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:22,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:22,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:22,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:22,995 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:22,995 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481501742] [2022-02-09 01:59:22,995 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481501742] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:22,995 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:22,995 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:22,995 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963629417] [2022-02-09 01:59:22,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:22,996 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:22,996 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:22,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:22,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:22,996 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) [2022-02-09 01:59:23,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:23,419 INFO L93 Difference]: Finished difference Result 833 states and 1476 transitions. [2022-02-09 01:59:23,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:23,421 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 [2022-02-09 01:59:23,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:23,422 INFO L225 Difference]: With dead ends: 833 [2022-02-09 01:59:23,422 INFO L226 Difference]: Without dead ends: 793 [2022-02-09 01:59:23,423 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 [2022-02-09 01:59:23,423 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, 0.2s IncrementalHoareTripleChecker+Time [2022-02-09 01:59:23,423 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [313 Valid, 769 Invalid, 297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 293 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-09 01:59:23,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 793 states. [2022-02-09 01:59:23,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 793 to 793. [2022-02-09 01:59:23,430 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) [2022-02-09 01:59:23,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 793 states and 1431 transitions. [2022-02-09 01:59:23,431 INFO L78 Accepts]: Start accepts. Automaton has 793 states and 1431 transitions. Word has length 75 [2022-02-09 01:59:23,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:23,431 INFO L470 AbstractCegarLoop]: Abstraction has 793 states and 1431 transitions. [2022-02-09 01:59:23,431 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) [2022-02-09 01:59:23,431 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1431 transitions. [2022-02-09 01:59:23,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:23,432 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:23,432 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:23,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-02-09 01:59:23,432 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)] === [2022-02-09 01:59:23,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:23,432 INFO L85 PathProgramCache]: Analyzing trace with hash 1080411333, now seen corresponding path program 5 times [2022-02-09 01:59:23,432 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:23,432 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633982524] [2022-02-09 01:59:23,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:23,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:23,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:23,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:23,562 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:23,562 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633982524] [2022-02-09 01:59:23,562 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633982524] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:23,563 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:23,563 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:23,563 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054238685] [2022-02-09 01:59:23,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:23,563 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:23,563 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:23,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:23,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:23,564 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) [2022-02-09 01:59:23,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:23,887 INFO L93 Difference]: Finished difference Result 823 states and 1474 transitions. [2022-02-09 01:59:23,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:23,888 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 [2022-02-09 01:59:23,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:23,889 INFO L225 Difference]: With dead ends: 823 [2022-02-09 01:59:23,889 INFO L226 Difference]: Without dead ends: 763 [2022-02-09 01:59:23,889 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 [2022-02-09 01:59:23,889 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, 0.2s IncrementalHoareTripleChecker+Time [2022-02-09 01:59:23,889 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [334 Valid, 772 Invalid, 283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 272 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-09 01:59:23,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 763 states. [2022-02-09 01:59:23,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 763 to 763. [2022-02-09 01:59:23,898 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) [2022-02-09 01:59:23,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 763 states and 1371 transitions. [2022-02-09 01:59:23,900 INFO L78 Accepts]: Start accepts. Automaton has 763 states and 1371 transitions. Word has length 75 [2022-02-09 01:59:23,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:23,900 INFO L470 AbstractCegarLoop]: Abstraction has 763 states and 1371 transitions. [2022-02-09 01:59:23,900 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) [2022-02-09 01:59:23,900 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1371 transitions. [2022-02-09 01:59:23,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:23,901 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:23,901 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:23,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-02-09 01:59:23,901 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)] === [2022-02-09 01:59:23,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:23,902 INFO L85 PathProgramCache]: Analyzing trace with hash -318380502, now seen corresponding path program 35 times [2022-02-09 01:59:23,902 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:23,902 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34904567] [2022-02-09 01:59:23,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:23,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:23,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:24,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:24,075 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:24,075 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34904567] [2022-02-09 01:59:24,075 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34904567] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:24,075 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:24,076 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:24,076 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704880280] [2022-02-09 01:59:24,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:24,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:24,076 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:24,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:24,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:24,076 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) [2022-02-09 01:59:24,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:24,393 INFO L93 Difference]: Finished difference Result 1434 states and 2596 transitions. [2022-02-09 01:59:24,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:24,394 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 [2022-02-09 01:59:24,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:24,395 INFO L225 Difference]: With dead ends: 1434 [2022-02-09 01:59:24,395 INFO L226 Difference]: Without dead ends: 1404 [2022-02-09 01:59:24,396 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 [2022-02-09 01:59:24,396 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 [2022-02-09 01:59:24,396 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] [2022-02-09 01:59:24,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1404 states. [2022-02-09 01:59:24,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1404 to 764. [2022-02-09 01:59:24,406 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) [2022-02-09 01:59:24,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 764 states and 1372 transitions. [2022-02-09 01:59:24,421 INFO L78 Accepts]: Start accepts. Automaton has 764 states and 1372 transitions. Word has length 75 [2022-02-09 01:59:24,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:24,421 INFO L470 AbstractCegarLoop]: Abstraction has 764 states and 1372 transitions. [2022-02-09 01:59:24,421 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) [2022-02-09 01:59:24,421 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1372 transitions. [2022-02-09 01:59:24,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:24,422 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:24,422 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:24,422 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-02-09 01:59:24,422 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)] === [2022-02-09 01:59:24,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:24,423 INFO L85 PathProgramCache]: Analyzing trace with hash 1448613196, now seen corresponding path program 36 times [2022-02-09 01:59:24,423 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:24,423 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857071286] [2022-02-09 01:59:24,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:24,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:24,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:24,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:24,587 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:24,587 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857071286] [2022-02-09 01:59:24,587 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857071286] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:24,587 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:24,587 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:24,587 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545470265] [2022-02-09 01:59:24,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:24,588 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:24,588 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:24,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:24,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:24,588 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) [2022-02-09 01:59:24,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:24,895 INFO L93 Difference]: Finished difference Result 795 states and 1402 transitions. [2022-02-09 01:59:24,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:24,896 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 [2022-02-09 01:59:24,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:24,896 INFO L225 Difference]: With dead ends: 795 [2022-02-09 01:59:24,896 INFO L226 Difference]: Without dead ends: 761 [2022-02-09 01:59:24,897 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 [2022-02-09 01:59:24,897 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, 0.1s IncrementalHoareTripleChecker+Time [2022-02-09 01:59:24,897 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [330 Valid, 682 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 271 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-09 01:59:24,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2022-02-09 01:59:24,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 761. [2022-02-09 01:59:24,903 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) [2022-02-09 01:59:24,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 761 states and 1367 transitions. [2022-02-09 01:59:24,904 INFO L78 Accepts]: Start accepts. Automaton has 761 states and 1367 transitions. Word has length 75 [2022-02-09 01:59:24,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:24,904 INFO L470 AbstractCegarLoop]: Abstraction has 761 states and 1367 transitions. [2022-02-09 01:59:24,904 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) [2022-02-09 01:59:24,904 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1367 transitions. [2022-02-09 01:59:24,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:24,905 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:24,905 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:24,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-02-09 01:59:24,905 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)] === [2022-02-09 01:59:24,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:24,906 INFO L85 PathProgramCache]: Analyzing trace with hash -900392140, now seen corresponding path program 37 times [2022-02-09 01:59:24,906 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:24,906 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542300647] [2022-02-09 01:59:24,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:24,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:24,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:25,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:25,128 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:25,128 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542300647] [2022-02-09 01:59:25,128 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542300647] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:25,128 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:25,128 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:25,128 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112627264] [2022-02-09 01:59:25,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:25,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:25,129 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:25,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:25,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:25,129 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) [2022-02-09 01:59:25,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:25,528 INFO L93 Difference]: Finished difference Result 776 states and 1381 transitions. [2022-02-09 01:59:25,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:25,528 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 [2022-02-09 01:59:25,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:25,529 INFO L225 Difference]: With dead ends: 776 [2022-02-09 01:59:25,529 INFO L226 Difference]: Without dead ends: 746 [2022-02-09 01:59:25,529 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 [2022-02-09 01:59:25,529 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 [2022-02-09 01:59:25,529 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] [2022-02-09 01:59:25,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2022-02-09 01:59:25,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 746. [2022-02-09 01:59:25,535 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) [2022-02-09 01:59:25,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 746 states and 1337 transitions. [2022-02-09 01:59:25,535 INFO L78 Accepts]: Start accepts. Automaton has 746 states and 1337 transitions. Word has length 75 [2022-02-09 01:59:25,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:25,536 INFO L470 AbstractCegarLoop]: Abstraction has 746 states and 1337 transitions. [2022-02-09 01:59:25,536 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) [2022-02-09 01:59:25,536 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1337 transitions. [2022-02-09 01:59:25,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:25,536 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:25,536 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:25,537 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-02-09 01:59:25,537 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)] === [2022-02-09 01:59:25,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:25,537 INFO L85 PathProgramCache]: Analyzing trace with hash 866601558, now seen corresponding path program 38 times [2022-02-09 01:59:25,537 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:25,537 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917268076] [2022-02-09 01:59:25,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:25,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:25,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:25,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:25,661 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:25,661 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917268076] [2022-02-09 01:59:25,661 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917268076] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:25,661 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:25,661 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:25,661 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153453526] [2022-02-09 01:59:25,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:25,661 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:25,661 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:25,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:25,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:25,662 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) [2022-02-09 01:59:25,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:25,918 INFO L93 Difference]: Finished difference Result 777 states and 1367 transitions. [2022-02-09 01:59:25,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:25,918 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 [2022-02-09 01:59:25,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:25,919 INFO L225 Difference]: With dead ends: 777 [2022-02-09 01:59:25,919 INFO L226 Difference]: Without dead ends: 745 [2022-02-09 01:59:25,919 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 [2022-02-09 01:59:25,920 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 [2022-02-09 01:59:25,920 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] [2022-02-09 01:59:25,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2022-02-09 01:59:25,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 745. [2022-02-09 01:59:25,926 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) [2022-02-09 01:59:25,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 745 states and 1335 transitions. [2022-02-09 01:59:25,928 INFO L78 Accepts]: Start accepts. Automaton has 745 states and 1335 transitions. Word has length 75 [2022-02-09 01:59:25,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:25,928 INFO L470 AbstractCegarLoop]: Abstraction has 745 states and 1335 transitions. [2022-02-09 01:59:25,928 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) [2022-02-09 01:59:25,928 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1335 transitions. [2022-02-09 01:59:25,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:25,929 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:25,929 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:25,929 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-02-09 01:59:25,929 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)] === [2022-02-09 01:59:25,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:25,929 INFO L85 PathProgramCache]: Analyzing trace with hash -1404072686, now seen corresponding path program 39 times [2022-02-09 01:59:25,929 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:25,930 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163255193] [2022-02-09 01:59:25,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:25,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:25,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:26,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:26,043 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:26,043 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163255193] [2022-02-09 01:59:26,043 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163255193] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:26,043 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:26,043 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:26,043 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927152453] [2022-02-09 01:59:26,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:26,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:26,044 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:26,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:26,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:26,044 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) [2022-02-09 01:59:26,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:26,254 INFO L93 Difference]: Finished difference Result 760 states and 1334 transitions. [2022-02-09 01:59:26,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:26,254 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 [2022-02-09 01:59:26,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:26,255 INFO L225 Difference]: With dead ends: 760 [2022-02-09 01:59:26,255 INFO L226 Difference]: Without dead ends: 729 [2022-02-09 01:59:26,255 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 [2022-02-09 01:59:26,255 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 [2022-02-09 01:59:26,256 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] [2022-02-09 01:59:26,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 729 states. [2022-02-09 01:59:26,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 729 to 729. [2022-02-09 01:59:26,262 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) [2022-02-09 01:59:26,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 729 states and 1303 transitions. [2022-02-09 01:59:26,264 INFO L78 Accepts]: Start accepts. Automaton has 729 states and 1303 transitions. Word has length 75 [2022-02-09 01:59:26,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:26,264 INFO L470 AbstractCegarLoop]: Abstraction has 729 states and 1303 transitions. [2022-02-09 01:59:26,264 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) [2022-02-09 01:59:26,264 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1303 transitions. [2022-02-09 01:59:26,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-09 01:59:26,265 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 01:59:26,265 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:26,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-02-09 01:59:26,265 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)] === [2022-02-09 01:59:26,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 01:59:26,265 INFO L85 PathProgramCache]: Analyzing trace with hash 844093562, now seen corresponding path program 40 times [2022-02-09 01:59:26,265 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 01:59:26,265 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916869553] [2022-02-09 01:59:26,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 01:59:26,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 01:59:26,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 01:59:26,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 01:59:26,398 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 01:59:26,398 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916869553] [2022-02-09 01:59:26,398 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916869553] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 01:59:26,398 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 01:59:26,398 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-09 01:59:26,398 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105305885] [2022-02-09 01:59:26,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 01:59:26,398 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 01:59:26,399 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 01:59:26,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 01:59:26,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-02-09 01:59:26,399 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) [2022-02-09 01:59:26,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 01:59:26,611 INFO L93 Difference]: Finished difference Result 120 states and 168 transitions. [2022-02-09 01:59:26,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 01:59:26,611 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 [2022-02-09 01:59:26,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 01:59:26,611 INFO L225 Difference]: With dead ends: 120 [2022-02-09 01:59:26,611 INFO L226 Difference]: Without dead ends: 0 [2022-02-09 01:59:26,612 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 [2022-02-09 01:59:26,612 INFO L933 BasicCegarLoop]: 62 mSDtfsCounter, 163 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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, 0.1s IncrementalHoareTripleChecker+Time [2022-02-09 01:59:26,612 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [163 Valid, 423 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-09 01:59:26,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-02-09 01:59:26,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-02-09 01:59:26,613 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) [2022-02-09 01:59:26,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-02-09 01:59:26,613 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 75 [2022-02-09 01:59:26,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 01:59:26,613 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-09 01:59:26,613 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) [2022-02-09 01:59:26,613 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-09 01:59:26,613 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-09 01:59:26,615 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (12 of 13 remaining) [2022-02-09 01:59:26,616 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (11 of 13 remaining) [2022-02-09 01:59:26,616 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (10 of 13 remaining) [2022-02-09 01:59:26,616 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (9 of 13 remaining) [2022-02-09 01:59:26,616 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (8 of 13 remaining) [2022-02-09 01:59:26,616 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (7 of 13 remaining) [2022-02-09 01:59:26,616 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (6 of 13 remaining) [2022-02-09 01:59:26,616 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (5 of 13 remaining) [2022-02-09 01:59:26,616 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (4 of 13 remaining) [2022-02-09 01:59:26,616 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 13 remaining) [2022-02-09 01:59:26,616 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (2 of 13 remaining) [2022-02-09 01:59:26,616 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (1 of 13 remaining) [2022-02-09 01:59:26,617 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (0 of 13 remaining) [2022-02-09 01:59:26,617 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-02-09 01:59:26,619 INFO L732 BasicCegarLoop]: Path program histogram: [40, 5, 5, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 01:59:26,623 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-09 01:59:26,623 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-09 01:59:26,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.02 01:59:26 BasicIcfg [2022-02-09 01:59:26,625 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-09 01:59:26,626 INFO L158 Benchmark]: Toolchain (without parser) took 36008.11ms. Allocated memory was 207.6MB in the beginning and 320.9MB in the end (delta: 113.2MB). Free memory was 155.8MB in the beginning and 168.0MB in the end (delta: -12.2MB). Peak memory consumption was 101.3MB. Max. memory is 8.0GB. [2022-02-09 01:59:26,626 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 207.6MB. Free memory is still 174.4MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-09 01:59:26,632 INFO L158 Benchmark]: CACSL2BoogieTranslator took 697.04ms. Allocated memory is still 207.6MB. Free memory was 155.7MB in the beginning and 158.6MB in the end (delta: -2.9MB). Peak memory consumption was 13.7MB. Max. memory is 8.0GB. [2022-02-09 01:59:26,632 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.64ms. Allocated memory is still 207.6MB. Free memory was 158.6MB in the beginning and 155.4MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-09 01:59:26,633 INFO L158 Benchmark]: Boogie Preprocessor took 25.44ms. Allocated memory is still 207.6MB. Free memory was 155.4MB in the beginning and 153.9MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-09 01:59:26,633 INFO L158 Benchmark]: RCFGBuilder took 426.14ms. Allocated memory is still 207.6MB. Free memory was 153.3MB in the beginning and 138.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-02-09 01:59:26,634 INFO L158 Benchmark]: TraceAbstraction took 34798.15ms. Allocated memory was 207.6MB in the beginning and 320.9MB in the end (delta: 113.2MB). Free memory was 138.1MB in the beginning and 168.0MB in the end (delta: -29.8MB). Peak memory consumption was 84.5MB. Max. memory is 8.0GB. [2022-02-09 01:59:26,634 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 207.6MB. Free memory is still 174.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 697.04ms. Allocated memory is still 207.6MB. Free memory was 155.7MB in the beginning and 158.6MB in the end (delta: -2.9MB). Peak memory consumption was 13.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 51.64ms. Allocated memory is still 207.6MB. Free memory was 158.6MB in the beginning and 155.4MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 25.44ms. Allocated memory is still 207.6MB. Free memory was 155.4MB in the beginning and 153.9MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 426.14ms. Allocated memory is still 207.6MB. Free memory was 153.3MB in the beginning and 138.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 34798.15ms. Allocated memory was 207.6MB in the beginning and 320.9MB in the end (delta: 113.2MB). Free memory was 138.1MB in the beginning and 168.0MB in the end (delta: -29.8MB). Peak memory consumption was 84.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - 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: 34.7s, OverallIterations: 57, TraceHistogramMax: 1, PathProgramHistogramMax: 40, EmptinessCheckTime: 0.1s, AutomataDifference: 22.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24320 SdHoareTripleChecker+Valid, 11.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 24320 mSDsluCounter, 47998 SdHoareTripleChecker+Invalid, 9.3s 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, 13.5s 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: 1.2s AutomataMinimizationTime, 57 MinimizatonAttempts, 35263 StatesRemovedByMinimization, 39 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 9.3s 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! [2022-02-09 01:59:26,670 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...